https://www.mathapex.app/de/rechengeschichten/addition/die-eier-im-nest/ https://www.mathapex.app/media/stories/posters/de/die-eier-im-nest.webp Die Eier im Nest Rechengeschichte: Im Nest liegen 8 Eier. Dann bringt Papa Hahn noch 6 Eier und legt sie dazu. Wie viele Eier liegen jetzt im Nest? https://www.mathapex.app/media/stories/videos/de/die-eier-im-nest.89af3822.mp4 35 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 1. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/addition/das-erdbeer-koerbchen/ https://www.mathapex.app/media/stories/posters/de/das-erdbeer-koerbchen.webp Das Erdbeer-Körbchen Rechengeschichte: Das kleine Küken pflückt Erdbeeren im Garten. In seinem Körbchen sind schon 7 Erdbeeren. Wie viele Erdbeeren muss das Küken noch pflücken? https://www.mathapex.app/media/stories/videos/de/das-erdbeer-koerbchen.f1e8bac8.mp4 40 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 1. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/addition/die-luftballon-party/ https://www.mathapex.app/media/stories/posters/de/die-luftballon-party.webp Die Luftballon-Party Rechengeschichte: Papa Hahn bläst 6 Luftballons auf. Mama Huhn bläst genauso viele Luftballons auf. Wie viele Luftballons sind es zusammen? https://www.mathapex.app/media/stories/videos/de/die-luftballon-party.321dc1fb.mp4 38 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 1. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/addition/doppelt-so-viele-eier/ https://www.mathapex.app/media/stories/posters/de/doppelt-so-viele-eier.webp Doppelt so viele Eier Rechengeschichte: Im Nest liegen 7 Eier. Papa Hahn bringt noch einmal genauso viele Eier. Wie viele Eier sind es jetzt zusammen? https://www.mathapex.app/media/stories/videos/de/doppelt-so-viele-eier.15fcd6fc.mp4 37 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 1. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/addition/eier-am-ganzen-tag/ https://www.mathapex.app/media/stories/posters/de/eier-am-ganzen-tag.webp Eier am ganzen Tag Rechengeschichte: Am Morgen liegen 6 Eier im Nest. Mittags kommen 5 Eier dazu. Am Abend bringt Papa Hahn noch 4 Eier. Wie viele Eier sind es zusammen? https://www.mathapex.app/media/stories/videos/de/eier-am-ganzen-tag.5e6813db.mp4 33 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 1. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/addition/erdbeeren-fuer-alle/ https://www.mathapex.app/media/stories/posters/de/erdbeeren-fuer-alle.webp Erdbeeren für alle Rechengeschichte: Das Küken pflückt 8 Erdbeeren. Mama Huhn pflückt noch 5 Erdbeeren dazu. Wie viele Erdbeeren haben sie zusammen? https://www.mathapex.app/media/stories/videos/de/erdbeeren-fuer-alle.7fa4a76e.mp4 32 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 1. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/addition/ein-bunter-strauss/ https://www.mathapex.app/media/stories/posters/de/ein-bunter-strauss.webp Ein bunter Strauß Rechengeschichte: Papa Hahn und das Küken sind auf der Blumenwiese. Das Küken pflückt 7 Blumen. Papa Hahn pflückt 8 Blumen. Wie viele Blumen sind es zusammen? https://www.mathapex.app/media/stories/videos/de/ein-bunter-strauss.8824bc13.mp4 32 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 1. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/addition/noch-mehr-luftballons/ https://www.mathapex.app/media/stories/posters/de/noch-mehr-luftballons.webp Noch mehr Luftballons Rechengeschichte: Heute ist eine große Geburtstagsparty! Papa Hahn bläst 8 Luftballons auf. Wie viele Luftballons sind es zusammen? https://www.mathapex.app/media/stories/videos/de/noch-mehr-luftballons.8490cf5c.mp4 35 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 1. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/addition/die-karottenernte/ https://www.mathapex.app/media/stories/posters/de/die-karottenernte.webp Die Karottenernte Rechengeschichte: Im Korb sind nur noch 6 Karotten. Das Küken erntet im Garten 7 neue Karotten. Wie viele Karotten sind jetzt im Korb? https://www.mathapex.app/media/stories/videos/de/die-karottenernte.b4b91717.mp4 34 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 1. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/subtraktion/die-muffin-nascherei/ https://www.mathapex.app/media/stories/posters/de/die-muffin-nascherei.webp Die Muffin-Nascherei Rechengeschichte: Auf dem Blech liegen 12 Muffins. Mmh! Papa Hahn und das Küken naschen 7 Muffins. Wie viele Muffins sind noch auf dem Blech? https://www.mathapex.app/media/stories/videos/de/die-muffin-nascherei.41b208d6.mp4 35 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 1. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/subtraktion/blumen-fuer-mama/ https://www.mathapex.app/media/stories/posters/de/blumen-fuer-mama.webp Blumen für Mama Rechengeschichte: Das Küken pflückt 9 Blumen. Papa Hahn pflückt 6 Blumen. Wie viele Blumen hat das Küken mehr als Papa Hahn? https://www.mathapex.app/media/stories/videos/de/blumen-fuer-mama.8eda7eee.mp4 34 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 1. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/subtraktion/die-karottensuppe/ https://www.mathapex.app/media/stories/posters/de/die-karottensuppe.webp Die Karottensuppe Rechengeschichte: Im Korb sind 10 Karotten. Dann erntet das Küken 5 neue Karotten im Garten und legt sie in den Korb. Wie viele Karotten sind jetzt im Korb? https://www.mathapex.app/media/stories/videos/de/die-karottensuppe.f35ab366.mp4 39 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 1. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/subtraktion/papa-holt-eier/ https://www.mathapex.app/media/stories/posters/de/papa-holt-eier.webp Papa holt Eier Rechengeschichte: Im Nest liegen 15 Eier. Papa Hahn nimmt 6 Eier mit in die Küche. Wie viele Eier liegen noch im Nest? https://www.mathapex.app/media/stories/videos/de/papa-holt-eier.4b5f13da.mp4 33 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 1. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/subtraktion/der-muffin-hunger/ https://www.mathapex.app/media/stories/posters/de/der-muffin-hunger.webp Der Muffin-Hunger Rechengeschichte: Auf dem Blech liegen 16 Muffins. Papa Hahn und das Küken essen 8 Muffins. Wie viele Muffins sind noch auf dem Blech? https://www.mathapex.app/media/stories/videos/de/der-muffin-hunger.b9e18fa0.mp4 34 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 1. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/subtraktion/genascht/ https://www.mathapex.app/media/stories/posters/de/genascht.webp Genascht Rechengeschichte: In seinem Körbchen liegen 14 Erdbeeren. Doch dann nascht es 5 Erdbeeren. Mmh, lecker! Wie viele Erdbeeren sind noch im Körbchen? https://www.mathapex.app/media/stories/videos/de/genascht.518df113.mp4 35 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 1. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/subtraktion/wer-hat-mehr-blumen/ https://www.mathapex.app/media/stories/posters/de/wer-hat-mehr-blumen.webp Wer hat mehr Blumen Rechengeschichte: Papa Hahn pflückt 12 Blumen. Das Küken pflückt 8 Blumen. Wie viele Blumen hat Papa Hahn mehr als das Küken? https://www.mathapex.app/media/stories/videos/de/wer-hat-mehr-blumen.d04018b0.mp4 33 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 1. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/subtraktion/peng-die-luftballons/ https://www.mathapex.app/media/stories/posters/de/peng-die-luftballons.webp Peng! Die Luftballons Rechengeschichte: Das Küken feiert Geburtstag. Papa Hahn bläst 11 Luftballons auf. Peng, peng! 4 Luftballons platzen. Wie viele Luftballons sind noch ganz? https://www.mathapex.app/media/stories/videos/de/peng-die-luftballons.ab48d4cd.mp4 35 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 1. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/subtraktion/pfannkuchen-fruehstueck/ https://www.mathapex.app/media/stories/posters/de/pfannkuchen-fruehstueck.webp Pfannkuchen-Frühstück Rechengeschichte: Er backt 10 Pfannkuchen. Das Küken isst 3 Pfannkuchen, und Papa isst 4 Pfannkuchen. Wie viele Pfannkuchen sind noch übrig? https://www.mathapex.app/media/stories/videos/de/pfannkuchen-fruehstueck.b3577899.mp4 37 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 1. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/subtraktion/karotten-fuer-die-suppe/ https://www.mathapex.app/media/stories/posters/de/karotten-fuer-die-suppe.webp Karotten für die Suppe Rechengeschichte: Im Korb sind 20 Karotten. Für die Suppe nehmen sie 8 Karotten. Wie viele Karotten sind noch im Korb? https://www.mathapex.app/media/stories/videos/de/karotten-fuer-die-suppe.80562508.mp4 38 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 1. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/multiplikation/kekse-fuer-alle/ https://www.mathapex.app/media/stories/posters/de/kekse-fuer-alle.webp Kekse für alle Rechengeschichte: Auf dem Tisch stehen 3 Teller. Auf jeden Teller legt Papa Hahn 4 Kekse. Wie viele Kekse liegen auf allen Tellern zusammen? https://www.mathapex.app/media/stories/videos/de/kekse-fuer-alle.9b858904.mp4 36 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2.–3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/multiplikation/muffins-in-reihen/ https://www.mathapex.app/media/stories/posters/de/muffins-in-reihen.webp Muffins in Reihen Rechengeschichte: Mama Huhn hat Muffins gebacken. Auf dem Blech sind 3 Reihen. In jeder Reihe stehen 4 Muffins. Wie viele Muffins sind auf dem Blech? https://www.mathapex.app/media/stories/videos/de/muffins-in-reihen.1469928d.mp4 39 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2.–3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/multiplikation/zwei-bleche/ https://www.mathapex.app/media/stories/posters/de/zwei-bleche.webp Zwei Bleche Rechengeschichte: Mama Huhn backt 2 Bleche Muffins. Auf jedem Blech sind 6 Muffins. Wie viele Muffins sind es zusammen? https://www.mathapex.app/media/stories/videos/de/zwei-bleche.10cf85c8.mp4 35 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/multiplikation/vier-koerbchen/ https://www.mathapex.app/media/stories/posters/de/vier-koerbchen.webp Vier Körbchen Rechengeschichte: Das Küken hat 4 kleine Körbchen. In jedes Körbchen legt es 3 Erdbeeren. Wie viele Erdbeeren sind es zusammen? https://www.mathapex.app/media/stories/videos/de/vier-koerbchen.cb003766.mp4 36 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2.–3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/multiplikation/drei-straeusse/ https://www.mathapex.app/media/stories/posters/de/drei-straeusse.webp Drei Sträuße Rechengeschichte: Das Küken bindet Blumensträuße für Mama. Es macht 3 Sträuße. In jedem Strauß sind 5 Blumen. Wie viele Blumen sind es zusammen? https://www.mathapex.app/media/stories/videos/de/drei-straeusse.b3bf08fd.mp4 34 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/multiplikation/luftballon-buendel/ https://www.mathapex.app/media/stories/posters/de/luftballon-buendel.webp Luftballon-Bündel Rechengeschichte: Er macht 3 Bündel. In jedem Bündel sind 4 Luftballons. Wie viele Luftballons sind es zusammen? https://www.mathapex.app/media/stories/videos/de/luftballon-buendel.558cfa47.mp4 34 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2.–3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/multiplikation/vier-runden-pfannkuchen/ https://www.mathapex.app/media/stories/posters/de/vier-runden-pfannkuchen.webp Vier Runden Pfannkuchen Rechengeschichte: Papa Hahn steht am Herd. Er backt 4 Runden Pfannkuchen. In jeder Runde backt er 3 Pfannkuchen. Wie viele Pfannkuchen sind es zusammen? https://www.mathapex.app/media/stories/videos/de/vier-runden-pfannkuchen.0dd7a50d.mp4 37 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2.–3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/multiplikation/karotten-in-reihen/ https://www.mathapex.app/media/stories/posters/de/karotten-in-reihen.webp Karotten in Reihen Rechengeschichte: Im Garten wachsen 3 Reihen Karotten. In jeder Reihe zieht das Küken 5 Karotten heraus. Wie viele Karotten erntet das Küken? https://www.mathapex.app/media/stories/videos/de/karotten-in-reihen.4fcb6ce7.mp4 39 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/multiplikation/fuenf-kekse-pro-teller/ https://www.mathapex.app/media/stories/posters/de/fuenf-kekse-pro-teller.webp Fünf Kekse pro Teller Rechengeschichte: Die Hühnerfamilie deckt den Tisch. Auf dem Tisch stehen 3 Teller. Auf jeden Teller legt Papa Hahn 5 Kekse. Wie viele Kekse sind es zusammen? https://www.mathapex.app/media/stories/videos/de/fuenf-kekse-pro-teller.cf911860.mp4 37 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/multiplikation/zwei-kekse-fuer-jeden/ https://www.mathapex.app/media/stories/posters/de/zwei-kekse-fuer-jeden.webp Zwei Kekse für jeden Rechengeschichte: Heute gibt es Kekse zum Nachtisch. Auf dem Tisch stehen 3 Teller. Papa Hahn legt auf jeden Teller 2 Kekse. Wie viele Kekse sind es zusammen? https://www.mathapex.app/media/stories/videos/de/zwei-kekse-fuer-jeden.657d9529.mp4 36 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/multiplikation/volle-birnenkoerbe/ https://www.mathapex.app/media/stories/posters/de/volle-birnenkoerbe.webp Volle Birnenkörbe Rechengeschichte: Unter dem Baum stehen 3 Körbe. In jeden Korb legen Mama Huhn und das Küken 6 Birnen. Wie viele Birnen sind es zusammen? https://www.mathapex.app/media/stories/videos/de/volle-birnenkoerbe.7c812bfd.mp4 36 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2.–3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/multiplikation/sieben-birnen-pro-korb/ https://www.mathapex.app/media/stories/posters/de/sieben-birnen-pro-korb.webp Sieben Birnen pro Korb Rechengeschichte: Der Birnbaum hängt voller Birnen. Unter dem Baum stehen 3 Körbe. In jeden Korb kommen 7 Birnen. Wie viele Birnen sind es zusammen? https://www.mathapex.app/media/stories/videos/de/sieben-birnen-pro-korb.bd163724.mp4 36 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2.–3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/multiplikation/fuenf-kartons/ https://www.mathapex.app/media/stories/posters/de/fuenf-kartons.webp Fünf Kartons Rechengeschichte: Mama Huhn hat ihren Marktstand aufgebaut. Sie verkauft heute 5 Kartons. In jedem Karton sind 10 Eier. Wie viele Eier verkauft Mama Huhn? https://www.mathapex.app/media/stories/videos/de/fuenf-kartons.404ed0ba.mp4 35 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/multiplikation/der-9er-trick/ https://www.mathapex.app/media/stories/posters/de/der-9er-trick.webp Der 9er-Trick Rechengeschichte: Das ist einmal 7 zu viel. Wir nehmen eine Reihe weg: 70 minus 7 sind 63. Wie viel ist 9 mal 6? https://www.mathapex.app/media/stories/videos/de/der-9er-trick.ded2e6ad.mp4 31 2026-10-23T08:00:00+02:00 yes MathApex Rechengeschichte 3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/multiplikation/der-5er-trick/ https://www.mathapex.app/media/stories/posters/de/der-5er-trick.webp Der 5er-Trick Rechengeschichte: Wir rechnen erst 10 mal 8. Das sind 80. 5 ist die Hälfte von 10. Also nehmen wir die Hälfte von 80. Das sind 40. Wie viel ist 5 mal 6? https://www.mathapex.app/media/stories/videos/de/der-5er-trick.8cbf4345.mp4 27 2026-10-23T08:00:00+02:00 yes MathApex Rechengeschichte 3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/multiplikation/verdoppeln-2-4-8/ https://www.mathapex.app/media/stories/posters/de/verdoppeln-2-4-8.webp Verdoppeln: 2, 4, 8 Rechengeschichte: Erst: 2 mal 6 sind 12. Doppelt so viel: 4 mal 6 sind 24. Und noch einmal doppelt: 8 mal 6 sind 48. Wie viel ist 8 mal 3? https://www.mathapex.app/media/stories/videos/de/verdoppeln-2-4-8.59fc4ecb.mp4 31 2026-10-23T08:00:00+02:00 yes MathApex Rechengeschichte 3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/multiplikation/tauschaufgaben/ https://www.mathapex.app/media/stories/posters/de/tauschaufgaben.webp Tauschaufgaben Rechengeschichte: Schau mal: 3 Reihen mit je 8 Punkten. 3 mal 8 sind 24. Jetzt sind es 8 Reihen mit je 3 Punkten. 8 mal 3 sind auch 24! Wie viel ist 9 mal 2? https://www.mathapex.app/media/stories/videos/de/tauschaufgaben.387adfde.mp4 34 2026-10-23T08:00:00+02:00 yes MathApex Rechengeschichte 3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/multiplikation/malnehmen-gleiche-reihen/ https://www.mathapex.app/media/stories/posters/de/malnehmen-gleiche-reihen.webp Malnehmen: gleiche Reihen Rechengeschichte: Wir zählen: 5 plus 5 plus 5 plus 5 sind 20. Mit Mal geht es kürzer: 4 mal 5 sind 20. Wie viel ist 3 mal 7? https://www.mathapex.app/media/stories/videos/de/malnehmen-gleiche-reihen.8679c5b4.mp4 32 2026-10-23T08:00:00+02:00 yes MathApex Rechengeschichte 3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/multiplikation/zerlegen-7-5-2/ https://www.mathapex.app/media/stories/posters/de/zerlegen-7-5-2.webp Zerlegen: 7 = 5 + 2 Rechengeschichte: Erst 5 mal 8. Das sind 40. Dann 2 mal 8. Das sind 16. Zusammen: 40 plus 16 sind 56. Also ist 7 mal 8 gleich 56. Wie viel ist 7 mal 6? https://www.mathapex.app/media/stories/videos/de/zerlegen-7-5-2.6d59abf0.mp4 35 2026-10-23T08:00:00+02:00 yes MathApex Rechengeschichte 3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/division/pfannkuchen-fuer-zwei/ https://www.mathapex.app/media/stories/posters/de/pfannkuchen-fuer-zwei.webp Pfannkuchen für zwei Rechengeschichte: Auf dem Teller liegen 8 Pfannkuchen. Papa und das Küken teilen gerecht. Jeder bekommt gleich viele. Wie viele Pfannkuchen bekommt das Küken? https://www.mathapex.app/media/stories/videos/de/pfannkuchen-fuer-zwei.d0b88648.mp4 38 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/division/die-birnenernte/ https://www.mathapex.app/media/stories/posters/de/die-birnenernte.webp Die Birnenernte Rechengeschichte: Papa Hahn pflückt 12 Birnen. Mama Huhn und das Küken verteilen die Birnen gerecht auf 3 Körbe. Wie viele Birnen kommen in jeden Korb? https://www.mathapex.app/media/stories/videos/de/die-birnenernte.90dbcad0.mp4 37 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2.–3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/division/immer-drei-eier/ https://www.mathapex.app/media/stories/posters/de/immer-drei-eier.webp Immer drei Eier Rechengeschichte: Im Nest liegen 12 Eier. Papa Hahn will sie in die Küche bringen. Er kann immer nur 3 Eier auf einmal tragen. Wie oft muss Papa Hahn gehen? https://www.mathapex.app/media/stories/videos/de/immer-drei-eier.d2b8ecd9.mp4 33 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2.–3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/division/muffins-gerecht-teilen/ https://www.mathapex.app/media/stories/posters/de/muffins-gerecht-teilen.webp Muffins gerecht teilen Rechengeschichte: Mama Huhn hat 12 Muffins gebacken. Papa Hahn, das Küken und Mama Huhn bekommen gleich viele. Wie viele Muffins bekommt jeder? https://www.mathapex.app/media/stories/videos/de/muffins-gerecht-teilen.8d3073f4.mp4 34 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2.–3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/division/immer-fuenf-erdbeeren/ https://www.mathapex.app/media/stories/posters/de/immer-fuenf-erdbeeren.webp Immer fünf Erdbeeren Rechengeschichte: Das Küken hat 20 Erdbeeren gepflückt. Es legt immer 5 Erdbeeren in ein Körbchen. Wie viele Körbchen braucht das Küken? https://www.mathapex.app/media/stories/videos/de/immer-fuenf-erdbeeren.12f96394.mp4 34 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2.–3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/division/straeusse-mit-vier-blumen/ https://www.mathapex.app/media/stories/posters/de/straeusse-mit-vier-blumen.webp Sträuße mit vier Blumen Rechengeschichte: Papa Hahn hat 12 Blumen gepflückt. Er bindet Sträuße mit je 4 Blumen. Das Küken hilft ihm dabei. Wie viele Sträuße kann Papa Hahn binden? https://www.mathapex.app/media/stories/videos/de/straeusse-mit-vier-blumen.3c49ab5f.mp4 33 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2.–3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/division/buendel-zu-fuenft/ https://www.mathapex.app/media/stories/posters/de/buendel-zu-fuenft.webp Bündel zu fünft Rechengeschichte: Papa Hahn bläst 15 Luftballons auf. Mama Huhn bindet immer 5 Luftballons zu einem Bündel. Wie viele Bündel kann sie binden? https://www.mathapex.app/media/stories/videos/de/buendel-zu-fuenft.f669a230.mp4 33 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2.–3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/division/ein-pfannkuchen-berg/ https://www.mathapex.app/media/stories/posters/de/ein-pfannkuchen-berg.webp Ein Pfannkuchen-Berg Rechengeschichte: Auf dem Teller liegen 12 Pfannkuchen. Papa und das Küken teilen gerecht. Jeder bekommt gleich viele. Wie viele Pfannkuchen bekommt jeder? https://www.mathapex.app/media/stories/videos/de/ein-pfannkuchen-berg.d41bda8c.mp4 39 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/division/zwei-auf-jeden-teller/ https://www.mathapex.app/media/stories/posters/de/zwei-auf-jeden-teller.webp Zwei auf jeden Teller Rechengeschichte: Papa Hahn hat 10 Pfannkuchen gebacken. Er legt immer 2 Pfannkuchen auf einen Teller. Wie viele Teller braucht Papa Hahn? https://www.mathapex.app/media/stories/videos/de/zwei-auf-jeden-teller.be345118.mp4 34 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/division/vier-karotten-pro-topf/ https://www.mathapex.app/media/stories/posters/de/vier-karotten-pro-topf.webp Vier Karotten pro Topf Rechengeschichte: In jeden Topf kommen 4 Karotten. Das Küken erntet 16 Karotten. Für wie viele Töpfe reichen die Karotten? https://www.mathapex.app/media/stories/videos/de/vier-karotten-pro-topf.4b6d743a.mp4 34 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2.–3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/division/kekse-gerecht-verteilen/ https://www.mathapex.app/media/stories/posters/de/kekse-gerecht-verteilen.webp Kekse gerecht verteilen Rechengeschichte: Auf dem Tisch stehen 3 Teller. Papa Hahn verteilt die Kekse gerecht auf die 3 Teller. Wie viele Kekse kommen auf jeden Teller? https://www.mathapex.app/media/stories/videos/de/kekse-gerecht-verteilen.a2f4dac2.mp4 36 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2.–3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/division/fuenfzehn-kekse/ https://www.mathapex.app/media/stories/posters/de/fuenfzehn-kekse.webp Fünfzehn Kekse Rechengeschichte: Die Familie sitzt am Tisch mit 3 Tellern. In der Dose sind 15 Kekse. Wie viele Kekse bekommt jeder Teller? https://www.mathapex.app/media/stories/videos/de/fuenfzehn-kekse.65f5325f.mp4 35 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2.–3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/division/fuenf-birnen-pro-korb/ https://www.mathapex.app/media/stories/posters/de/fuenf-birnen-pro-korb.webp Fünf Birnen pro Korb Rechengeschichte: Papa Hahn pflückt 15 Birnen. Mama Huhn und das Küken verteilen sie gerecht auf 3 Körbe. Wie viele Birnen kommen in jeden Korb? https://www.mathapex.app/media/stories/videos/de/fuenf-birnen-pro-korb.71c91c5b.mp4 35 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2.–3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/division/achtzehn-birnen/ https://www.mathapex.app/media/stories/posters/de/achtzehn-birnen.webp Achtzehn Birnen Rechengeschichte: Papa Hahn pflückt 18 Birnen. Mama Huhn und das Küken verteilen sie gerecht auf 3 Körbe. Wie viele Birnen kommen in jeden Korb? https://www.mathapex.app/media/stories/videos/de/achtzehn-birnen.de725780.mp4 35 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2.–3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/division/eier-einpacken/ https://www.mathapex.app/media/stories/posters/de/eier-einpacken.webp Eier einpacken Rechengeschichte: Mama Huhn hat 30 Eier gesammelt. Sie packt immer 10 Eier in einen Karton. Wie viele Kartons braucht Mama Huhn? https://www.mathapex.app/media/stories/videos/de/eier-einpacken.c0c54862.mp4 34 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2.–3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/division/welche-zahl-denke-ich-mir/ https://www.mathapex.app/media/stories/posters/de/welche-zahl-denke-ich-mir.webp Welche Zahl denke ich mir? Rechengeschichte: Wir fragen: 4 mal wie viel sind 28? 4 mal 7 sind 28. Also ist meine Zahl 7. Ich denke mir eine Zahl. Mal 8 ergibt 32. Welche Zahl ist es? https://www.mathapex.app/media/stories/videos/de/welche-zahl-denke-ich-mir.e77f5c02.mp4 37 2026-10-23T08:00:00+02:00 yes MathApex Rechengeschichte 3. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/stellenwert/der-eiermarkt/ https://www.mathapex.app/media/stories/posters/de/der-eiermarkt.webp Der Eiermarkt Rechengeschichte: In jeden Karton passen 10 Eier. Sie hat 3 volle Kartons. Und 4 Eier liegen noch einzeln daneben. Wie viele Eier sind es insgesamt? https://www.mathapex.app/media/stories/videos/de/der-eiermarkt.3bf7dec6.mp4 40 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/stellenwert/eier-auf-dem-markt/ https://www.mathapex.app/media/stories/posters/de/eier-auf-dem-markt.webp Eier auf dem Markt Rechengeschichte: In jeden Karton passen 10 Eier. Sie hat 2 volle Kartons. Und 7 Eier liegen noch einzeln daneben. Wie viele Eier sind es insgesamt? https://www.mathapex.app/media/stories/videos/de/eier-auf-dem-markt.4ef45bf8.mp4 39 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/stellenwert/vier-volle-kartons/ https://www.mathapex.app/media/stories/posters/de/vier-volle-kartons.webp Vier volle Kartons Rechengeschichte: Mama Huhn hat 4 volle Kartons mit je 10 Eiern. Und das Küken legt noch 6 einzelne Eier dazu. Wie viele Eier sind es insgesamt? https://www.mathapex.app/media/stories/videos/de/vier-volle-kartons.dff611e4.mp4 39 2026-10-06T08:00:00+02:00 yes MathApex Rechengeschichte 2. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/geometrie/der-spiegelpunkt/ https://www.mathapex.app/media/stories/posters/de/der-spiegelpunkt.webp Der Spiegelpunkt Lernvideo: Wir spiegeln einen Punkt. Der Punkt liegt 3 Kästchen links von der Spiegelachse. Wie viele Kästchen ist der Punkt von seinem Spiegelpunkt entfernt? https://www.mathapex.app/media/stories/videos/de/der-spiegelpunkt.41fa196e.mp4 35 2026-10-07T08:00:00+02:00 yes MathApex Lernvideo 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/geometrie/symmetrieachsen/ https://www.mathapex.app/media/stories/posters/de/symmetrieachsen.webp Symmetrieachsen Lernvideo: Ein Rechteck hat 2: eine senkrechte und eine waagerechte. Wie viele Symmetrieachsen hat ein Quadrat? https://www.mathapex.app/media/stories/videos/de/symmetrieachsen.6cdd46ae.mp4 30 2026-10-07T08:00:00+02:00 yes MathApex Lernvideo 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/geometrie/umfang-eines-rechtecks/ https://www.mathapex.app/media/stories/posters/de/umfang-eines-rechtecks.webp Umfang eines Rechtecks Lernvideo: Wir gehen rundherum: 6 plus 4 plus 6 plus 4. Der Umfang ist 20 Meter. Ein Beet ist 5 m lang und 3 m breit. Wie groß ist der Umfang? https://www.mathapex.app/media/stories/videos/de/umfang-eines-rechtecks.5af37406.mp4 35 2026-10-07T08:00:00+02:00 yes MathApex Lernvideo 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/geometrie/flaecheninhalt/ https://www.mathapex.app/media/stories/posters/de/flaecheninhalt.webp Flächeninhalt Lernvideo: Hier sind 3 Reihen mit je 4 Quadraten. 3 mal 4 sind 12. Die Fläche ist 12 Quadratzentimeter. 4 Reihen mit je 6 Quadraten: Wie groß ist die Fläche? https://www.mathapex.app/media/stories/videos/de/flaecheninhalt.a08a0197.mp4 35 2026-10-07T08:00:00+02:00 yes MathApex Lernvideo 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/geometrie/umfang-eines-quadrats/ https://www.mathapex.app/media/stories/posters/de/umfang-eines-quadrats.webp Umfang eines Quadrats Lernvideo: Für den Umfang rechnen wir 4 mal 5. Das sind 20 Zentimeter. Ein Quadrat hat 7 cm lange Seiten. Wie groß ist der Umfang? https://www.mathapex.app/media/stories/videos/de/umfang-eines-quadrats.af28f1c2.mp4 30 2026-10-07T08:00:00+02:00 yes MathApex Lernvideo 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/geometrie/der-wuerfel/ https://www.mathapex.app/media/stories/posters/de/der-wuerfel.webp Der Würfel Lernvideo: Er hat 6 gleiche Flächen, wie ein Spielwürfel. Und 8 Ecken: 4 oben und 4 unten. Wie viele Kanten hat ein Würfel? https://www.mathapex.app/media/stories/videos/de/der-wuerfel.143f1876.mp4 26 2026-10-07T08:00:00+02:00 yes MathApex Lernvideo 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/geometrie/wuerfelgebaeude/ https://www.mathapex.app/media/stories/posters/de/wuerfelgebaeude.webp Würfelgebäude Lernvideo: Unten liegen 4 Würfel, oben 2. Zusammen sind es 6. Unten 6, in der Mitte 3, oben 1 Würfel: Wie viele sind es? https://www.mathapex.app/media/stories/videos/de/wuerfelgebaeude.746152a5.mp4 30 2026-10-07T08:00:00+02:00 yes MathApex Lernvideo 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/geometrie/wuerfelnetze/ https://www.mathapex.app/media/stories/posters/de/wuerfelnetze.webp Würfelnetze Lernvideo: Ein Würfelnetz kann man zu einem Würfel falten. Es hat immer genau 6 Quadrate. Welches Netz ergibt einen Würfel: 1, 2 oder 3? https://www.mathapex.app/media/stories/videos/de/wuerfelnetze.55151238.mp4 29 2026-10-07T08:00:00+02:00 yes MathApex Lernvideo 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/geometrie/der-rechte-winkel/ https://www.mathapex.app/media/stories/posters/de/der-rechte-winkel.webp Der rechte Winkel Lernvideo: Wir prüfen ihn mit dem Geodreieck. Ein Rechteck hat 4 rechte Winkel, in jeder Ecke einen. Wie viele rechte Winkel hat dieses Dreieck? https://www.mathapex.app/media/stories/videos/de/der-rechte-winkel.a9a8718b.mp4 29 2026-10-07T08:00:00+02:00 yes MathApex Lernvideo 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/geometrie/parallel-und-senkrecht/ https://www.mathapex.app/media/stories/posters/de/parallel-und-senkrecht.webp Parallel und senkrecht Lernvideo: Parallele Linien haben überall den gleichen Abstand. Sie treffen sich nie. Wie viele Paare paralleler Seiten hat ein Rechteck? https://www.mathapex.app/media/stories/videos/de/parallel-und-senkrecht.86ef1940.mp4 29 2026-10-07T08:00:00+02:00 yes MathApex Lernvideo 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/geometrie/radius-und-durchmesser/ https://www.mathapex.app/media/stories/posters/de/radius-und-durchmesser.webp Radius und Durchmesser Lernvideo: Der Durchmesser geht quer durch den Mittelpunkt. Er ist doppelt so lang wie der Radius. Der Radius ist 4 cm. Wie lang ist der Durchmesser? https://www.mathapex.app/media/stories/videos/de/radius-und-durchmesser.dd9e7970.mp4 27 2026-10-07T08:00:00+02:00 yes MathApex Lernvideo 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/geometrie/der-massstab/ https://www.mathapex.app/media/stories/posters/de/der-massstab.webp Der Maßstab Lernvideo: Das Haus ist auf dem Plan 5 Zentimeter lang. In echt sind das 10 Meter. Der Garten ist auf dem Plan 8 cm lang. Wie viele Meter sind das? https://www.mathapex.app/media/stories/videos/de/der-massstab.24b3d40f.mp4 28 2026-10-07T08:00:00+02:00 yes MathApex Lernvideo 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/geometrie/figuren-verschieben/ https://www.mathapex.app/media/stories/posters/de/figuren-verschieben.webp Figuren verschieben Lernvideo: Die Figur bleibt genauso groß und sieht genauso aus. Ein Eckpunkt in Spalte 3 wird 6 Kästchen nach rechts verschoben. In welcher Spalte liegt er? https://www.mathapex.app/media/stories/videos/de/figuren-verschieben.53e77d17.mp4 35 2026-10-07T08:00:00+02:00 yes MathApex Lernvideo 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/geometrie/flaechen-zerlegen/ https://www.mathapex.app/media/stories/posters/de/flaechen-zerlegen.webp Flächen zerlegen Lernvideo: Das große hat 4 mal 2, also 8 Kästchen. Das kleine 2 mal 3, also 6 Kästchen. 3 mal 3 Kästchen und 4 mal 1 Kästchen: Wie viele sind es zusammen? https://www.mathapex.app/media/stories/videos/de/flaechen-zerlegen.1aa0ffc5.mp4 36 2026-10-07T08:00:00+02:00 yes MathApex Lernvideo 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/geometrie/umfang-eines-dreiecks/ https://www.mathapex.app/media/stories/posters/de/umfang-eines-dreiecks.webp Umfang eines Dreiecks Lernvideo: Wir addieren alle 3 Seiten: 4 plus 5 plus 6 Zentimeter. Der Umfang ist 15 Zentimeter. Alle 3 Seiten sind 7 cm lang. Wie groß ist der Umfang? https://www.mathapex.app/media/stories/videos/de/umfang-eines-dreiecks.b71cbf99.mp4 30 2026-10-07T08:00:00+02:00 yes MathApex Lernvideo 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/geometrie/gegenueberliegende-wuerfelseiten/ https://www.mathapex.app/media/stories/posters/de/gegenueberliegende-wuerfelseiten.webp Gegenüberliegende Würfelseiten Lernvideo: Schau dir einen Spielwürfel genau an. Oben ist die 1, also ist unten die 6. Denn 1 plus 6 sind 7. Oben liegt die 3. Welche Zahl liegt unten? https://www.mathapex.app/media/stories/videos/de/gegenueberliegende-wuerfelseiten.99db30ea.mp4 34 2026-10-13T08:00:00+02:00 yes MathApex Lernvideo 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/geometrie/die-fehlende-seite/ https://www.mathapex.app/media/stories/posters/de/die-fehlende-seite.webp Die fehlende Seite Lernvideo: Die Hälfte von 18 ist 9. 9 minus 5 sind 4. Das Rechteck ist 4 Zentimeter breit. Ein Rechteck hat 30 cm Umfang und ist 9 cm lang. Wie breit ist es? https://www.mathapex.app/media/stories/videos/de/die-fehlende-seite.aee783bf.mp4 38 2026-10-13T08:00:00+02:00 yes MathApex Lernvideo 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/geometrie/spiegeln-und-ergaenzen/ https://www.mathapex.app/media/stories/posters/de/spiegeln-und-ergaenzen.webp Spiegeln und ergänzen Lernvideo: 5 plus 5 sind 10. Die ganze Figur hat 10 Kästchen. Links von der Achse sind 7 Kästchen gefärbt. Wie viele Kästchen hat die ganze Figur? https://www.mathapex.app/media/stories/videos/de/spiegeln-und-ergaenzen.55539114.mp4 37 2026-10-13T08:00:00+02:00 yes MathApex Lernvideo 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/geometrie/vierteldrehungen/ https://www.mathapex.app/media/stories/posters/de/vierteldrehungen.webp Vierteldrehungen Lernvideo: Zwei Vierteldrehungen sind 2 mal 90. Das sind 180 Grad, der Zeiger zeigt nach unten. Der Zeiger macht 3 Vierteldrehungen. Wie viele Grad sind das? https://www.mathapex.app/media/stories/videos/de/vierteldrehungen.f170df4a.mp4 32 2026-10-13T08:00:00+02:00 yes MathApex Lernvideo 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/geometrie/flaecheninhalt-in-quadratzentimetern/ https://www.mathapex.app/media/stories/posters/de/flaecheninhalt-in-quadratzentimetern.webp Flächeninhalt in Quadratzentimetern Lernvideo: 5 mal 3 sind 15. Der Flächeninhalt ist 15 Quadratzentimeter. Ein Rechteck ist 7 cm lang und 4 cm breit. Wie groß ist der Flächeninhalt in cm²? https://www.mathapex.app/media/stories/videos/de/flaecheninhalt-in-quadratzentimetern.caa74cee.mp4 37 2026-10-14T08:00:00+02:00 yes MathApex Lernvideo 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/geometrie/der-umfang-der-l-figur/ https://www.mathapex.app/media/stories/posters/de/der-umfang-der-l-figur.webp Der Umfang der L-Figur Lernvideo: Der Umfang bleibt gleich: 6 plus 4 plus 6 plus 4 sind 20 Zentimeter. Eine L-Figur passt in ein Rechteck mit 8 cm und 5 cm. Wie groß ist ihr Umfang? https://www.mathapex.app/media/stories/videos/de/der-umfang-der-l-figur.82be70ab.mp4 35 2026-10-14T08:00:00+02:00 yes MathApex Lernvideo 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/geometrie/der-bauplan/ https://www.mathapex.app/media/stories/posters/de/der-bauplan.webp Der Bauplan Lernvideo: 2 plus 1 plus 1 sind 4. Das Gebäude hat 4 Würfel. Der Bauplan zeigt 3, 1, 2 und 2. Wie viele Würfel hat das Gebäude? https://www.mathapex.app/media/stories/videos/de/der-bauplan.770110f0.mp4 32 2026-10-14T08:00:00+02:00 yes MathApex Lernvideo 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/ich-denke-mir-eine-zahl-plus/ https://www.mathapex.app/media/stories/posters/de/ich-denke-mir-eine-zahl-plus.webp Ich denke mir eine Zahl (plus) Rechengeschichte: 823 minus 295 sind 528. Meine Zahl ist 528. Probe: 528 plus 295 sind 823. Stimmt! Meine Zahl plus 148 ergibt 600. Wie heißt meine Zahl? https://www.mathapex.app/media/stories/videos/de/ich-denke-mir-eine-zahl-plus.ea4b5c76.mp4 50 2026-10-07T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/ich-denke-mir-eine-zahl-mal/ https://www.mathapex.app/media/stories/posters/de/ich-denke-mir-eine-zahl-mal.webp Ich denke mir eine Zahl (mal) Rechengeschichte: Rückwärts wird aus mal geteilt. 84 geteilt durch 6 sind 14. Meine Zahl ist 14. Meine Zahl mal 4 ergibt 96. Wie heißt meine Zahl? https://www.mathapex.app/media/stories/videos/de/ich-denke-mir-eine-zahl-mal.15a15790.mp4 32 2026-10-07T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/was-kostet-ein-stueck/ https://www.mathapex.app/media/stories/posters/de/was-kostet-ein-stueck.webp Was kostet ein Stück? Rechengeschichte: 480 geteilt durch 8 sind 60. Ein Apfel kostet 60 Cent. 6 Brötchen kosten 2 Euro 40. Wie viel Cent kostet ein Brötchen? https://www.mathapex.app/media/stories/videos/de/was-kostet-ein-stueck.35adb98a.mp4 34 2026-10-07T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/mehrere-kaufen/ https://www.mathapex.app/media/stories/posters/de/mehrere-kaufen.webp Mehrere kaufen Rechengeschichte: Wir rechnen 5 mal 9. 5 Karten kosten 45 Euro. Ein Buch kostet 12 Euro. Wie viel kosten 7 Bücher? https://www.mathapex.app/media/stories/videos/de/mehrere-kaufen.5728c4bd.mp4 30 2026-10-07T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/wechselgeld/ https://www.mathapex.app/media/stories/posters/de/wechselgeld.webp Wechselgeld Rechengeschichte: Papa kauft auf dem Markt für 37 Euro ein. Er bezahlt… Ein Einkauf kostet 64 Euro. Du bezahlst mit 100 Euro. Wie viel bekommst du zurück? https://www.mathapex.app/media/stories/videos/de/wechselgeld.e617228f.mp4 41 2026-10-07T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/wie-lange-dauert-es/ https://www.mathapex.app/media/stories/posters/de/wie-lange-dauert-es.webp Wie lange dauert es? Rechengeschichte: Von 16 Uhr bis 17 Uhr 20 sind es 80 Minuten. Zusammen 95 Minuten. Ein Ausflug geht von 14:50 Uhr bis 16:10 Uhr. Wie viele Minuten dauert er? https://www.mathapex.app/media/stories/videos/de/wie-lange-dauert-es.ff96c7aa.mp4 43 2026-10-07T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/gerecht-verteilen/ https://www.mathapex.app/media/stories/posters/de/gerecht-verteilen.webp Gerecht verteilen Rechengeschichte: Wie viele Kartons werden voll? Wir rechnen 96 geteilt durch 6. 144 Bonbons werden an 8 Kinder verteilt. Wie viele bekommt jedes Kind? https://www.mathapex.app/media/stories/videos/de/gerecht-verteilen.b78a891a.mp4 45 2026-10-07T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/der-rest-zaehlt-mit/ https://www.mathapex.app/media/stories/posters/de/der-rest-zaehlt-mit.webp Der Rest zählt mit Rechengeschichte: 30 geteilt durch 4 sind 7, Rest 2. 50 Kinder, 6 pro Boot: Wie viele Boote brauchen wir? https://www.mathapex.app/media/stories/videos/de/der-rest-zaehlt-mit.58f5dbc9.mp4 34 2026-10-07T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/zwei-rechenschritte/ https://www.mathapex.app/media/stories/posters/de/zwei-rechenschritte.webp Zwei Rechenschritte Rechengeschichte: Schritt 2: 25 minus 18 sind 7. Lea bleiben 7 Euro. Tim hat 40 Euro und kauft 4 T-Shirts für je 8 Euro. Wie viel Geld bleibt ihm? https://www.mathapex.app/media/stories/videos/de/zwei-rechenschritte.bcc30ef1.mp4 37 2026-10-07T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/kilogramm-und-gramm/ https://www.mathapex.app/media/stories/posters/de/kilogramm-und-gramm.webp Kilogramm und Gramm Rechengeschichte: 4 mal 2 Kilogramm sind 8 Kilogramm. 4 mal 500 Gramm sind 2 Kilogramm. 6 Säcke wiegen je 1 kg 500 g. Wie viele Kilogramm sind das zusammen? https://www.mathapex.app/media/stories/videos/de/kilogramm-und-gramm.9ae12035.mp4 37 2026-10-07T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/liter-und-milliliter/ https://www.mathapex.app/media/stories/posters/de/liter-und-milliliter.webp Liter und Milliliter Rechengeschichte: 4 Teller sind 1000 Milliliter. Und 1000 Milliliter sind 1 Liter. Wie viele Liter Suppe brauchen wir für 8 Teller mit je 250 ml? https://www.mathapex.app/media/stories/videos/de/liter-und-milliliter.c7e4605d.mp4 31 2026-10-07T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/kombinieren/ https://www.mathapex.app/media/stories/posters/de/kombinieren.webp Kombinieren Rechengeschichte: Also 3 mal 2. Das sind 6 Outfits. 4 Eissorten, im Becher oder in der Waffel: Wie viele Möglichkeiten gibt es? https://www.mathapex.app/media/stories/videos/de/kombinieren.298568c4.mp4 30 2026-10-07T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/sparen/ https://www.mathapex.app/media/stories/posters/de/sparen.webp Sparen Rechengeschichte: Mia spart jeden Monat 15 Euro. Sie möchte ein Fahrrad für 120 Euro. Ben spart jede Woche 12 Euro. Wie viele Wochen braucht er für 84 Euro? https://www.mathapex.app/media/stories/videos/de/sparen.da2a755e.mp4 38 2026-10-07T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/altersraetsel/ https://www.mathapex.app/media/stories/posters/de/altersraetsel.webp Altersrätsel Rechengeschichte: Wir nehmen erst die 3 Jahre weg: 21 minus 3 sind 18. Mia ist 4 Jahre älter als Ben. Zusammen sind sie 20. Wie alt ist Ben? https://www.mathapex.app/media/stories/videos/de/altersraetsel.03983252.mp4 42 2026-10-07T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/grosse-zahlen-malnehmen/ https://www.mathapex.app/media/stories/posters/de/grosse-zahlen-malnehmen.webp Große Zahlen malnehmen Rechengeschichte: Wir zerlegen: 10 mal 14 sind 140, und 5 mal 14 sind 70. 24 Kisten mit je 12 Flaschen: Wie viele Flaschen sind das? https://www.mathapex.app/media/stories/videos/de/grosse-zahlen-malnehmen.dedd02a0.mp4 40 2026-10-07T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/erst-eins-dann-viele/ https://www.mathapex.app/media/stories/posters/de/erst-eins-dann-viele.webp Erst eins, dann viele Rechengeschichte: 3 Hefte kosten 6 Euro. Wie viel kosten 5 Hefte? Dann 5 mal 2. 5 Hefte kosten 10 Euro. 4 Stifte kosten 8 Euro. Wie viel kosten 7 Stifte? https://www.mathapex.app/media/stories/videos/de/erst-eins-dann-viele.35786024.mp4 32 2026-10-07T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/ein-saeulendiagramm-lesen/ https://www.mathapex.app/media/stories/posters/de/ein-saeulendiagramm-lesen.webp Ein Säulendiagramm lesen Rechengeschichte: Eine Klasse hat abgestimmt: Welches Obst… Die Kirschen-Säule geht bis 14, die Trauben-Säule bis 6. Wie viele Kinder mehr mögen Kirschen? https://www.mathapex.app/media/stories/videos/de/ein-saeulendiagramm-lesen.04ea2855.mp4 39 2026-10-13T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/ueberschlagen/ https://www.mathapex.app/media/stories/posters/de/ueberschlagen.webp Überschlagen Rechengeschichte: 40 plus 60 sind 100. Das kostet ungefähr 100 Euro. Eine Jacke kostet 49 Euro, eine Hose 32 Euro. Wie viel ist das ungefähr? https://www.mathapex.app/media/stories/videos/de/ueberschlagen.5fbb2daa.mp4 42 2026-10-13T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/meter-und-zentimeter/ https://www.mathapex.app/media/stories/posters/de/meter-und-zentimeter.webp Meter und Zentimeter Rechengeschichte: Er sägt 30 Zentimeter ab. 100 minus 30 sind 70 Zentimeter. Ein Brett ist 2 m lang. Papa sägt 65 cm ab. Wie viele Zentimeter bleiben übrig? https://www.mathapex.app/media/stories/videos/de/meter-und-zentimeter.9d59a5e0.mp4 34 2026-10-13T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/stunden-und-minuten/ https://www.mathapex.app/media/stories/posters/de/stunden-und-minuten.webp Stunden und Minuten Rechengeschichte: 60 plus 20 sind 80. Der Film dauert 80 Minuten. Ein Fußballspiel dauert 1 Stunde und 35 Minuten. Wie viele Minuten sind das? https://www.mathapex.app/media/stories/videos/de/stunden-und-minuten.10a3a025.mp4 33 2026-10-13T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/hin-und-zurueck/ https://www.mathapex.app/media/stories/posters/de/hin-und-zurueck.webp Hin und zurück Rechengeschichte: Theo läuft zur Schule. Der Weg ist 1 Kilometer und 200… Lenas Schulweg ist 2 km und 300 m lang. Wie viele Meter läuft sie hin und zurück? https://www.mathapex.app/media/stories/videos/de/hin-und-zurueck.f436624f.mp4 40 2026-10-13T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/die-leere-kiste/ https://www.mathapex.app/media/stories/posters/de/die-leere-kiste.webp Die leere Kiste Rechengeschichte: Eine Kiste voller Äpfel wiegt 5 Kilogramm. Die… Eine volle Kiste wiegt 9 kg, die leere Kiste 1 kg 500 g. Wie viele Gramm wiegen die Äpfel? https://www.mathapex.app/media/stories/videos/de/die-leere-kiste.79c74450.mp4 41 2026-10-13T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/das-rezept/ https://www.mathapex.app/media/stories/posters/de/das-rezept.webp Das Rezept Rechengeschichte: Heute kommen 8 Personen, doppelt so viele. Für 4 Personen braucht man 250 g Mehl. Wie viel Mehl braucht man für 2 Personen? https://www.mathapex.app/media/stories/videos/de/das-rezept.66230468.mp4 34 2026-10-14T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/de/rechengeschichten/sachaufgaben/die-punktetabelle/ https://www.mathapex.app/media/stories/posters/de/die-punktetabelle.webp Die Punktetabelle Rechengeschichte: 52 minus 35 sind 17. Grün hat 17 Punkte mehr. Team Rot hat 48 Punkte, Team Blau 35. Wie viele Punkte haben Rot und Blau zusammen? https://www.mathapex.app/media/stories/videos/de/die-punktetabelle.7047685f.mp4 37 2026-10-14T08:00:00+02:00 yes MathApex Rechengeschichte 4. Klasse Mathematik https://www.mathapex.app/en/math-stories/addition/the-eggs-in-the-nest/ https://www.mathapex.app/media/stories/posters/en/the-eggs-in-the-nest.webp The Eggs in the Nest Math story: There are 8 eggs in the nest. Then Papa Rooster brings 6 more eggs and puts them in. How many eggs are in the nest now? https://www.mathapex.app/media/stories/videos/en/the-eggs-in-the-nest.8a6c6140.mp4 35 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 1 Mathematics https://www.mathapex.app/en/math-stories/addition/the-strawberry-basket/ https://www.mathapex.app/media/stories/posters/en/the-strawberry-basket.webp The Strawberry Basket Math story: Mama Hen says: The basket holds exactly 10 strawberries. How many more strawberries does the chick need to pick to fill the basket? https://www.mathapex.app/media/stories/videos/en/the-strawberry-basket.c22160a9.mp4 36 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 1 Mathematics https://www.mathapex.app/en/math-stories/addition/the-balloon-party/ https://www.mathapex.app/media/stories/posters/en/the-balloon-party.webp The Balloon Party Math story: Papa Rooster blows up 6 balloons. Mama Hen blows up just as many balloons. How many balloons are there altogether? https://www.mathapex.app/media/stories/videos/en/the-balloon-party.ddae2809.mp4 33 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 1 Mathematics https://www.mathapex.app/en/math-stories/addition/twice-as-many-eggs/ https://www.mathapex.app/media/stories/posters/en/twice-as-many-eggs.webp Twice as Many Eggs Math story: The little chick counts the eggs in the nest. There are 7 eggs in the nest. How many eggs are there altogether now? https://www.mathapex.app/media/stories/videos/en/twice-as-many-eggs.ec9a44bd.mp4 36 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 1 Mathematics https://www.mathapex.app/en/math-stories/addition/eggs-all-day/ https://www.mathapex.app/media/stories/posters/en/eggs-all-day.webp Eggs All Day Math story: In the morning there are 6 eggs in the nest. In the evening Papa Rooster brings 4 more eggs. How many eggs are there altogether? https://www.mathapex.app/media/stories/videos/en/eggs-all-day.54e740d9.mp4 34 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 1 Mathematics https://www.mathapex.app/en/math-stories/addition/strawberries-for-everyone/ https://www.mathapex.app/media/stories/posters/en/strawberries-for-everyone.webp Strawberries for Everyone Math story: The chick picks 8 strawberries. Mama Hen picks 5 more strawberries. How many strawberries do they have altogether? https://www.mathapex.app/media/stories/videos/en/strawberries-for-everyone.65d2b70b.mp4 32 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 1 Mathematics https://www.mathapex.app/en/math-stories/addition/a-big-bouquet/ https://www.mathapex.app/media/stories/posters/en/a-big-bouquet.webp A Big Bouquet Math story: The chick picks 7 flowers. Papa Rooster picks 8 flowers. How many flowers are there altogether? https://www.mathapex.app/media/stories/videos/en/a-big-bouquet.eab86551.mp4 31 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 1 Mathematics https://www.mathapex.app/en/math-stories/addition/even-more-balloons/ https://www.mathapex.app/media/stories/posters/en/even-more-balloons.webp Even More Balloons Math story: Today is a big birthday party! Papa Rooster blows up 8 balloons. Mama Hen blows up just as many. How many balloons are there altogether? https://www.mathapex.app/media/stories/videos/en/even-more-balloons.de4a624d.mp4 35 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 1 Mathematics https://www.mathapex.app/en/math-stories/addition/the-carrot-harvest/ https://www.mathapex.app/media/stories/posters/en/the-carrot-harvest.webp The Carrot Harvest Math story: There are only 6 carrots left in the basket. The chick picks 7 new carrots in the garden. How many carrots are in the basket now? https://www.mathapex.app/media/stories/videos/en/the-carrot-harvest.ecf26de1.mp4 32 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 1 Mathematics https://www.mathapex.app/en/math-stories/subtraction/the-muffin-snack/ https://www.mathapex.app/media/stories/posters/en/the-muffin-snack.webp The Muffin Snack Math story: There are 12 muffins on the tray. Yum! Papa Rooster and the chick eat 7 muffins. How many muffins are still on the tray? https://www.mathapex.app/media/stories/videos/en/the-muffin-snack.ad5850a8.mp4 33 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 1 Mathematics https://www.mathapex.app/en/math-stories/subtraction/flowers-for-mama/ https://www.mathapex.app/media/stories/posters/en/flowers-for-mama.webp Flowers for Mama Math story: The chick picks 9 flowers. Papa Rooster picks 6 flowers. How many more flowers does the chick have than Papa Rooster? https://www.mathapex.app/media/stories/videos/en/flowers-for-mama.b2e9fcda.mp4 33 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 1 Mathematics https://www.mathapex.app/en/math-stories/subtraction/the-carrot-soup/ https://www.mathapex.app/media/stories/posters/en/the-carrot-soup.webp The Carrot Soup Math story: There are 10 carrots in the basket. Mama Hen is making soup and takes out 4 carrots. How many carrots are in the basket now? https://www.mathapex.app/media/stories/videos/en/the-carrot-soup.9c6416d0.mp4 37 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 1 Mathematics https://www.mathapex.app/en/math-stories/subtraction/papa-takes-some-eggs/ https://www.mathapex.app/media/stories/posters/en/papa-takes-some-eggs.webp Papa Takes Some Eggs Math story: It is warm and cozy in the henhouse. There are 15 eggs in the nest. Papa Rooster takes 6 eggs to the kitchen. How many eggs are still in the nest? https://www.mathapex.app/media/stories/videos/en/papa-takes-some-eggs.671e243c.mp4 33 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 1 Mathematics https://www.mathapex.app/en/math-stories/subtraction/hungry-for-muffins/ https://www.mathapex.app/media/stories/posters/en/hungry-for-muffins.webp Hungry for Muffins Math story: There are 16 muffins on the tray. Papa Rooster and the chick eat 8 muffins. How many muffins are still on the tray? https://www.mathapex.app/media/stories/videos/en/hungry-for-muffins.9d54151e.mp4 34 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 1 Mathematics https://www.mathapex.app/en/math-stories/subtraction/a-sweet-snack/ https://www.mathapex.app/media/stories/posters/en/a-sweet-snack.webp A Sweet Snack Math story: There are 14 strawberries in its basket. But then it eats 5 strawberries. Yum! How many strawberries are still in the basket? https://www.mathapex.app/media/stories/videos/en/a-sweet-snack.3ec7db69.mp4 34 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 1 Mathematics https://www.mathapex.app/en/math-stories/subtraction/who-has-more-flowers/ https://www.mathapex.app/media/stories/posters/en/who-has-more-flowers.webp Who Has More Flowers Math story: Papa Rooster picks 12 flowers. The chick picks 8 flowers. How many more flowers does Papa Rooster have than the chick? https://www.mathapex.app/media/stories/videos/en/who-has-more-flowers.17a53c4f.mp4 33 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 1 Mathematics https://www.mathapex.app/en/math-stories/subtraction/pop-goes-the-balloon/ https://www.mathapex.app/media/stories/posters/en/pop-goes-the-balloon.webp Pop Goes the Balloon Math story: The chick is having a birthday party. Papa Rooster blows up 11 balloons. Pop, pop! 4 balloons burst. How many balloons are still whole? https://www.mathapex.app/media/stories/videos/en/pop-goes-the-balloon.436176b3.mp4 34 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 1 Mathematics https://www.mathapex.app/en/math-stories/subtraction/pancake-breakfast/ https://www.mathapex.app/media/stories/posters/en/pancake-breakfast.webp Pancake Breakfast Math story: Papa Rooster is making breakfast. He makes 10 pancakes. The chick eats 3 pancakes, and Papa eats 4 pancakes. How many pancakes are left? https://www.mathapex.app/media/stories/videos/en/pancake-breakfast.f033edce.mp4 36 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 1 Mathematics https://www.mathapex.app/en/math-stories/subtraction/carrots-for-the-soup/ https://www.mathapex.app/media/stories/posters/en/carrots-for-the-soup.webp Carrots for the Soup Math story: There are 20 carrots in the basket. They take 8 carrots for the soup. How many carrots are still in the basket? https://www.mathapex.app/media/stories/videos/en/carrots-for-the-soup.e703848d.mp4 35 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 1 Mathematics https://www.mathapex.app/en/math-stories/multiplication/cookies-for-everyone/ https://www.mathapex.app/media/stories/posters/en/cookies-for-everyone.webp Cookies for Everyone Math story: There are 3 plates on the table. Papa Rooster puts 4 cookies on each plate. How many cookies are on all the plates together? https://www.mathapex.app/media/stories/videos/en/cookies-for-everyone.0d2bf686.mp4 36 2026-10-06T08:00:00+02:00 yes MathApex Math story Grades 2–3 Mathematics https://www.mathapex.app/en/math-stories/multiplication/muffins-in-rows/ https://www.mathapex.app/media/stories/posters/en/muffins-in-rows.webp Muffins in Rows Math story: There are 3 rows on the tray. Each row has 4 muffins. Papa Rooster and the chick want to taste them right away. How many muffins are on the tray? https://www.mathapex.app/media/stories/videos/en/muffins-in-rows.018d7524.mp4 37 2026-10-06T08:00:00+02:00 yes MathApex Math story Grades 2–3 Mathematics https://www.mathapex.app/en/math-stories/multiplication/two-trays/ https://www.mathapex.app/media/stories/posters/en/two-trays.webp Two Trays Math story: Mama Hen bakes 2 trays of muffins. There are 6 muffins on each tray. How many muffins are there altogether? https://www.mathapex.app/media/stories/videos/en/two-trays.848acf1c.mp4 34 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 2 Mathematics https://www.mathapex.app/en/math-stories/multiplication/four-little-baskets/ https://www.mathapex.app/media/stories/posters/en/four-little-baskets.webp Four Little Baskets Math story: The chick has 4 little baskets. It puts 3 strawberries into each basket. How many strawberries are there altogether? https://www.mathapex.app/media/stories/videos/en/four-little-baskets.45deacd5.mp4 35 2026-10-06T08:00:00+02:00 yes MathApex Math story Grades 2–3 Mathematics https://www.mathapex.app/en/math-stories/multiplication/three-bouquets/ https://www.mathapex.app/media/stories/posters/en/three-bouquets.webp Three Bouquets Math story: The chick makes flower bouquets for Mama. It makes 3 bouquets. Each bouquet has 5 flowers. How many flowers are there altogether? https://www.mathapex.app/media/stories/videos/en/three-bouquets.e52931da.mp4 33 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 2 Mathematics https://www.mathapex.app/en/math-stories/multiplication/balloon-bunches/ https://www.mathapex.app/media/stories/posters/en/balloon-bunches.webp Balloon Bunches Math story: Papa Rooster makes balloon bunches for the party. He makes 3 bunches. Each bunch has 4 balloons. How many balloons are there altogether? https://www.mathapex.app/media/stories/videos/en/balloon-bunches.0098f99a.mp4 34 2026-10-06T08:00:00+02:00 yes MathApex Math story Grades 2–3 Mathematics https://www.mathapex.app/en/math-stories/multiplication/four-rounds-of-pancakes/ https://www.mathapex.app/media/stories/posters/en/four-rounds-of-pancakes.webp Four Rounds of Pancakes Math story: Papa Rooster is at the stove. He makes 4 rounds of pancakes. In each round he makes 3 pancakes. How many pancakes are there altogether? https://www.mathapex.app/media/stories/videos/en/four-rounds-of-pancakes.967ce20a.mp4 35 2026-10-06T08:00:00+02:00 yes MathApex Math story Grades 2–3 Mathematics https://www.mathapex.app/en/math-stories/multiplication/rows-of-carrots/ https://www.mathapex.app/media/stories/posters/en/rows-of-carrots.webp Rows of Carrots Math story: There are 3 rows of carrots in the garden. The chick pulls 5 carrots out of each row. How many carrots does the chick pick? https://www.mathapex.app/media/stories/videos/en/rows-of-carrots.bb69892f.mp4 36 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 2 Mathematics https://www.mathapex.app/en/math-stories/multiplication/five-cookies-per-plate/ https://www.mathapex.app/media/stories/posters/en/five-cookies-per-plate.webp Five Cookies per Plate Math story: There are 3 plates on the table. Papa Rooster puts 5 cookies on each plate. How many cookies are there altogether? https://www.mathapex.app/media/stories/videos/en/five-cookies-per-plate.fbbf1376.mp4 37 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 2 Mathematics https://www.mathapex.app/en/math-stories/multiplication/two-cookies-each/ https://www.mathapex.app/media/stories/posters/en/two-cookies-each.webp Two Cookies Each Math story: There are 3 plates on the table. Papa Rooster puts 2 cookies on each plate. How many cookies are there altogether? https://www.mathapex.app/media/stories/videos/en/two-cookies-each.15077d4a.mp4 36 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 2 Mathematics https://www.mathapex.app/en/math-stories/multiplication/full-pear-baskets/ https://www.mathapex.app/media/stories/posters/en/full-pear-baskets.webp Full Pear Baskets Math story: There are 3 baskets under the tree. Mama Hen and the chick put 6 pears into each basket. How many pears are there altogether? https://www.mathapex.app/media/stories/videos/en/full-pear-baskets.baaffa28.mp4 37 2026-10-06T08:00:00+02:00 yes MathApex Math story Grades 2–3 Mathematics https://www.mathapex.app/en/math-stories/multiplication/seven-pears-per-basket/ https://www.mathapex.app/media/stories/posters/en/seven-pears-per-basket.webp Seven Pears per Basket Math story: The pear tree is full of pears. There are 3 baskets under the tree. Each basket gets 7 pears. How many pears are there altogether? https://www.mathapex.app/media/stories/videos/en/seven-pears-per-basket.fa9514a5.mp4 36 2026-10-06T08:00:00+02:00 yes MathApex Math story Grades 2–3 Mathematics https://www.mathapex.app/en/math-stories/multiplication/five-cartons/ https://www.mathapex.app/media/stories/posters/en/five-cartons.webp Five Cartons Math story: Mama Hen has set up her market stall. Today she sells 5 cartons. Each carton has 10 eggs. How many eggs does Mama Hen sell? https://www.mathapex.app/media/stories/videos/en/five-cartons.32bca4d2.mp4 33 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 2 Mathematics https://www.mathapex.app/en/math-stories/multiplication/the-9-times-trick/ https://www.mathapex.app/media/stories/posters/en/the-9-times-trick.webp The 9 Times Trick Math story: First we do 10 times 7. That's 70, easy: we just add a zero. That is one 7 too many. We take one row away: 70 minus 7 is 63. What is 9 times 6? https://www.mathapex.app/media/stories/videos/en/the-9-times-trick.b1df0f8a.mp4 31 2026-10-23T08:00:00+02:00 yes MathApex Math story Grade 3 Mathematics https://www.mathapex.app/en/math-stories/multiplication/the-5-times-trick/ https://www.mathapex.app/media/stories/posters/en/the-5-times-trick.webp The 5 Times Trick Math story: First we do 10 times 8. That's 80. And 5 is half of 10. So we take half of 80. That's 40. What is 5 times 6? https://www.mathapex.app/media/stories/videos/en/the-5-times-trick.4bd2f728.mp4 27 2026-10-23T08:00:00+02:00 yes MathApex Math story Grade 3 Mathematics https://www.mathapex.app/en/math-stories/multiplication/doubling-2-4-8/ https://www.mathapex.app/media/stories/posters/en/doubling-2-4-8.webp Doubling: 2, 4, 8 Math story: What is 8 times 6? We just keep doubling! First, 2 times 6 is 12. Double it: 4 times 6 is 24. Double it again: 8 times 6 is 48. What is 8 times 3? https://www.mathapex.app/media/stories/videos/en/doubling-2-4-8.13da3481.mp4 31 2026-10-23T08:00:00+02:00 yes MathApex Math story Grade 3 Mathematics https://www.mathapex.app/en/math-stories/multiplication/swap-the-numbers/ https://www.mathapex.app/media/stories/posters/en/swap-the-numbers.webp Swap the Numbers Math story: Look: 3 rows with 8 dots each. 3 times 8 is 24. Now there are 8 rows with 3 dots each. 8 times 3 is also 24! What is 9 times 2? https://www.mathapex.app/media/stories/videos/en/swap-the-numbers.fd20034b.mp4 34 2026-10-23T08:00:00+02:00 yes MathApex Math story Grade 3 Mathematics https://www.mathapex.app/en/math-stories/multiplication/multiplying-equal-rows/ https://www.mathapex.app/media/stories/posters/en/multiplying-equal-rows.webp Multiplying: Equal Rows Math story: Here are 4 rows. In each row there are 5 dots. We count: 5 plus 5 plus 5 plus 5 is 20. Multiplying is shorter: 4 times 5 is 20. What is 3 times 7? https://www.mathapex.app/media/stories/videos/en/multiplying-equal-rows.3ad0942e.mp4 32 2026-10-23T08:00:00+02:00 yes MathApex Math story Grade 3 Mathematics https://www.mathapex.app/en/math-stories/multiplication/split-it-7-5-2/ https://www.mathapex.app/media/stories/posters/en/split-it-7-5-2.webp Split It: 7 = 5 + 2 Math story: First, 5 times 8. That's 40. Then 2 times 8. That's 16. Together: 40 plus 16 is 56. So 7 times 8 is 56. What is 7 times 6? https://www.mathapex.app/media/stories/videos/en/split-it-7-5-2.85e06d1d.mp4 35 2026-10-23T08:00:00+02:00 yes MathApex Math story Grade 3 Mathematics https://www.mathapex.app/en/math-stories/division/pancakes-for-two/ https://www.mathapex.app/media/stories/posters/en/pancakes-for-two.webp Pancakes for Two Math story: There are 8 pancakes on the plate. Papa and the chick share them fairly. Each gets the same number. How many pancakes does the chick get? https://www.mathapex.app/media/stories/videos/en/pancakes-for-two.3542c039.mp4 37 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 2 Mathematics https://www.mathapex.app/en/math-stories/division/the-pear-harvest/ https://www.mathapex.app/media/stories/posters/en/the-pear-harvest.webp The Pear Harvest Math story: Papa Rooster picks 12 pears. Mama Hen and the chick share the pears fairly among 3 baskets. How many pears go into each basket? https://www.mathapex.app/media/stories/videos/en/the-pear-harvest.170f40ea.mp4 34 2026-10-06T08:00:00+02:00 yes MathApex Math story Grades 2–3 Mathematics https://www.mathapex.app/en/math-stories/division/three-eggs-at-a-time/ https://www.mathapex.app/media/stories/posters/en/three-eggs-at-a-time.webp Three Eggs at a Time Math story: There are 12 eggs in the nest. He can only carry 3 eggs at a time. How many trips does Papa Rooster have to make? https://www.mathapex.app/media/stories/videos/en/three-eggs-at-a-time.d76266f9.mp4 34 2026-10-06T08:00:00+02:00 yes MathApex Math story Grades 2–3 Mathematics https://www.mathapex.app/en/math-stories/division/sharing-muffins-fairly/ https://www.mathapex.app/media/stories/posters/en/sharing-muffins-fairly.webp Sharing Muffins Fairly Math story: Mama Hen has baked 12 muffins. Papa Rooster, the chick and Mama Hen each get the same number. How many muffins does each one get? https://www.mathapex.app/media/stories/videos/en/sharing-muffins-fairly.d18edecd.mp4 35 2026-10-06T08:00:00+02:00 yes MathApex Math story Grades 2–3 Mathematics https://www.mathapex.app/en/math-stories/division/five-in-each-basket/ https://www.mathapex.app/media/stories/posters/en/five-in-each-basket.webp Five in Each Basket Math story: The chick has picked 20 strawberries. It puts 5 strawberries into each basket. Mama Hen helps with counting. How many baskets does the chick need? https://www.mathapex.app/media/stories/videos/en/five-in-each-basket.40f54729.mp4 32 2026-10-06T08:00:00+02:00 yes MathApex Math story Grades 2–3 Mathematics https://www.mathapex.app/en/math-stories/division/bouquets-of-four/ https://www.mathapex.app/media/stories/posters/en/bouquets-of-four.webp Bouquets of Four Math story: Papa Rooster has picked 12 flowers. He makes bouquets with 4 flowers each. The chick helps him. How many bouquets can Papa Rooster make? https://www.mathapex.app/media/stories/videos/en/bouquets-of-four.4566d936.mp4 32 2026-10-06T08:00:00+02:00 yes MathApex Math story Grades 2–3 Mathematics https://www.mathapex.app/en/math-stories/division/bunches-of-five/ https://www.mathapex.app/media/stories/posters/en/bunches-of-five.webp Bunches of Five Math story: Papa Rooster blows up 15 balloons. Mama Hen ties 5 balloons together in each bunch. How many bunches can she make? https://www.mathapex.app/media/stories/videos/en/bunches-of-five.71551d62.mp4 33 2026-10-06T08:00:00+02:00 yes MathApex Math story Grades 2–3 Mathematics https://www.mathapex.app/en/math-stories/division/a-mountain-of-pancakes/ https://www.mathapex.app/media/stories/posters/en/a-mountain-of-pancakes.webp A Mountain of Pancakes Math story: There are 12 pancakes on the plate. Papa and the chick share them fairly. Each gets the same number. How many pancakes does each one get? https://www.mathapex.app/media/stories/videos/en/a-mountain-of-pancakes.acffd7c5.mp4 40 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 2 Mathematics https://www.mathapex.app/en/math-stories/division/two-on-each-plate/ https://www.mathapex.app/media/stories/posters/en/two-on-each-plate.webp Two on Each Plate Math story: Papa Rooster has made 10 pancakes. He puts 2 pancakes on each plate. The chick brings the plates. How many plates does Papa Rooster need? https://www.mathapex.app/media/stories/videos/en/two-on-each-plate.07bc5bbd.mp4 31 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 2 Mathematics https://www.mathapex.app/en/math-stories/division/four-carrots-per-pot/ https://www.mathapex.app/media/stories/posters/en/four-carrots-per-pot.webp Four Carrots per Pot Math story: Mama and Papa are cooking lots of soup. Each pot needs 4 carrots. The chick picks 16 carrots. How many pots of soup can they make? https://www.mathapex.app/media/stories/videos/en/four-carrots-per-pot.d09dc679.mp4 33 2026-10-06T08:00:00+02:00 yes MathApex Math story Grades 2–3 Mathematics https://www.mathapex.app/en/math-stories/division/sharing-cookies-fairly/ https://www.mathapex.app/media/stories/posters/en/sharing-cookies-fairly.webp Sharing Cookies Fairly Math story: There are 9 cookies in the cookie jar. Papa Rooster shares the cookies fairly among the 3 plates. How many cookies go on each plate? https://www.mathapex.app/media/stories/videos/en/sharing-cookies-fairly.84d400cb.mp4 35 2026-10-06T08:00:00+02:00 yes MathApex Math story Grades 2–3 Mathematics https://www.mathapex.app/en/math-stories/division/fifteen-cookies/ https://www.mathapex.app/media/stories/posters/en/fifteen-cookies.webp Fifteen Cookies Math story: The family sits at the table with 3 plates. There are 15 cookies in the jar. How many cookies does each plate get? https://www.mathapex.app/media/stories/videos/en/fifteen-cookies.dbc44ec4.mp4 35 2026-10-06T08:00:00+02:00 yes MathApex Math story Grades 2–3 Mathematics https://www.mathapex.app/en/math-stories/division/five-pears-in-each-basket/ https://www.mathapex.app/media/stories/posters/en/five-pears-in-each-basket.webp Five Pears in Each Basket Math story: Papa Rooster picks 15 pears. Mama Hen and the chick share them fairly among 3 baskets. How many pears go into each basket? https://www.mathapex.app/media/stories/videos/en/five-pears-in-each-basket.23dcddcb.mp4 35 2026-10-06T08:00:00+02:00 yes MathApex Math story Grades 2–3 Mathematics https://www.mathapex.app/en/math-stories/division/eighteen-pears/ https://www.mathapex.app/media/stories/posters/en/eighteen-pears.webp Eighteen Pears Math story: Papa Rooster picks 18 pears. Mama Hen and the chick share them fairly among 3 baskets. How many pears go into each basket? https://www.mathapex.app/media/stories/videos/en/eighteen-pears.9405b083.mp4 35 2026-10-06T08:00:00+02:00 yes MathApex Math story Grades 2–3 Mathematics https://www.mathapex.app/en/math-stories/division/packing-eggs/ https://www.mathapex.app/media/stories/posters/en/packing-eggs.webp Packing Eggs Math story: Mama Hen has collected 30 eggs. She packs 10 eggs into each carton. The chick helps with packing. How many cartons does Mama Hen need? https://www.mathapex.app/media/stories/videos/en/packing-eggs.1ffe73a9.mp4 32 2026-10-06T08:00:00+02:00 yes MathApex Math story Grades 2–3 Mathematics https://www.mathapex.app/en/math-stories/division/guess-my-number/ https://www.mathapex.app/media/stories/posters/en/guess-my-number.webp Guess My Number Math story: We ask: 4 times what is 28? And 4 times 7 is 28. So my number is 7. I'm thinking of a number. Times 8 makes 32. Which number is it? https://www.mathapex.app/media/stories/videos/en/guess-my-number.da838237.mp4 37 2026-10-23T08:00:00+02:00 yes MathApex Math story Grade 3 Mathematics https://www.mathapex.app/en/math-stories/place-value/the-egg-market/ https://www.mathapex.app/media/stories/posters/en/the-egg-market.webp The Egg Market Math story: Each carton holds 10 eggs. She has 3 full cartons. And 4 more eggs are lying next to them. How many eggs are there altogether? https://www.mathapex.app/media/stories/videos/en/the-egg-market.cbc2ab1e.mp4 37 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 2 Mathematics https://www.mathapex.app/en/math-stories/place-value/eggs-at-the-market/ https://www.mathapex.app/media/stories/posters/en/eggs-at-the-market.webp Eggs at the Market Math story: Each carton holds 10 eggs. She has 2 full cartons. And 7 more eggs are lying next to them. How many eggs are there altogether? https://www.mathapex.app/media/stories/videos/en/eggs-at-the-market.17f4a3cc.mp4 37 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 2 Mathematics https://www.mathapex.app/en/math-stories/place-value/four-full-cartons/ https://www.mathapex.app/media/stories/posters/en/four-full-cartons.webp Four Full Cartons Math story: Mama Hen has 4 full cartons with 10 eggs each. And the chick adds 6 single eggs. How many eggs are there altogether? https://www.mathapex.app/media/stories/videos/en/four-full-cartons.ec0fcf5f.mp4 36 2026-10-06T08:00:00+02:00 yes MathApex Math story Grade 2 Mathematics https://www.mathapex.app/en/math-stories/geometry/the-mirror-point/ https://www.mathapex.app/media/stories/posters/en/the-mirror-point.webp The Mirror Point Learning video: Let's reflect a point. So its mirror point is 3 squares to the right, in the same row. How many squares is the point from its mirror point? https://www.mathapex.app/media/stories/videos/en/the-mirror-point.9c52e03f.mp4 30 2026-10-07T08:00:00+02:00 yes MathApex Learning video Grade 4 Mathematics https://www.mathapex.app/en/math-stories/geometry/lines-of-symmetry/ https://www.mathapex.app/media/stories/posters/en/lines-of-symmetry.webp Lines of Symmetry Learning video: A rectangle has 2: one up and down, one across. How many lines of symmetry does a square have? https://www.mathapex.app/media/stories/videos/en/lines-of-symmetry.00710b4d.mp4 29 2026-10-07T08:00:00+02:00 yes MathApex Learning video Grade 4 Mathematics https://www.mathapex.app/en/math-stories/geometry/perimeter-of-a-rectangle/ https://www.mathapex.app/media/stories/posters/en/perimeter-of-a-rectangle.webp Perimeter of a Rectangle Learning video: We go all the way around: 6 plus 4 plus 6 plus 4. The perimeter is 20 meters. A bed is 5 m long and 3 m wide. What is the perimeter? https://www.mathapex.app/media/stories/videos/en/perimeter-of-a-rectangle.329179c9.mp4 32 2026-10-07T08:00:00+02:00 yes MathApex Learning video Grade 4 Mathematics https://www.mathapex.app/en/math-stories/geometry/area/ https://www.mathapex.app/media/stories/posters/en/area.webp Area Learning video: Here are 3 rows with 4 squares each. 3 times 4 is 12. The area is 12 square centimeters. 4 rows of 6 squares: what is the area? https://www.mathapex.app/media/stories/videos/en/area.c19b2bb6.mp4 31 2026-10-07T08:00:00+02:00 yes MathApex Learning video Grade 4 Mathematics https://www.mathapex.app/en/math-stories/geometry/perimeter-of-a-square/ https://www.mathapex.app/media/stories/posters/en/perimeter-of-a-square.webp Perimeter of a Square Learning video: For the perimeter we do 4 times 5. That's 20 centimeters. A square has 7 cm sides. What is the perimeter? https://www.mathapex.app/media/stories/videos/en/perimeter-of-a-square.3c692abf.mp4 29 2026-10-07T08:00:00+02:00 yes MathApex Learning video Grade 4 Mathematics https://www.mathapex.app/en/math-stories/geometry/the-cube/ https://www.mathapex.app/media/stories/posters/en/the-cube.webp The Cube Learning video: It has 6 equal faces, just like a dice. And 8 corners: 4 on top and 4 at the bottom. How many edges does a cube have? https://www.mathapex.app/media/stories/videos/en/the-cube.b44ec28e.mp4 26 2026-10-07T08:00:00+02:00 yes MathApex Learning video Grade 4 Mathematics https://www.mathapex.app/en/math-stories/geometry/cube-buildings/ https://www.mathapex.app/media/stories/posters/en/cube-buildings.webp Cube Buildings Learning video: There are 4 cubes at the bottom and 2 on top. That makes 6. 6 at the bottom, 3 in the middle, 1 on top: how many cubes? https://www.mathapex.app/media/stories/videos/en/cube-buildings.6f023a5e.mp4 27 2026-10-07T08:00:00+02:00 yes MathApex Learning video Grade 4 Mathematics https://www.mathapex.app/en/math-stories/geometry/cube-nets/ https://www.mathapex.app/media/stories/posters/en/cube-nets.webp Cube Nets Learning video: It always has exactly 6 squares. And when you fold it, no squares may overlap. Which net makes a cube: 1, 2 or 3? https://www.mathapex.app/media/stories/videos/en/cube-nets.e9b43c2d.mp4 31 2026-10-07T08:00:00+02:00 yes MathApex Learning video Grade 4 Mathematics https://www.mathapex.app/en/math-stories/geometry/the-right-angle/ https://www.mathapex.app/media/stories/posters/en/the-right-angle.webp The Right Angle Learning video: We check it with a set square. A rectangle has 4 right angles, one in each corner. How many right angles does this triangle have? https://www.mathapex.app/media/stories/videos/en/the-right-angle.4be9d8d2.mp4 27 2026-10-07T08:00:00+02:00 yes MathApex Learning video Grade 4 Mathematics https://www.mathapex.app/en/math-stories/geometry/parallel-and-perpendicular/ https://www.mathapex.app/media/stories/posters/en/parallel-and-perpendicular.webp Parallel and Perpendicular Learning video: Parallel lines are the same distance apart everywhere. They never meet. How many pairs of parallel sides does a rectangle have? https://www.mathapex.app/media/stories/videos/en/parallel-and-perpendicular.daf017be.mp4 28 2026-10-07T08:00:00+02:00 yes MathApex Learning video Grade 4 Mathematics https://www.mathapex.app/en/math-stories/geometry/radius-and-diameter/ https://www.mathapex.app/media/stories/posters/en/radius-and-diameter.webp Radius and Diameter Learning video: The diameter goes straight across through the center. It is twice as long as the radius. The radius is 4 cm. How long is the diameter? https://www.mathapex.app/media/stories/videos/en/radius-and-diameter.0948c582.mp4 28 2026-10-07T08:00:00+02:00 yes MathApex Learning video Grade 4 Mathematics https://www.mathapex.app/en/math-stories/geometry/scale/ https://www.mathapex.app/media/stories/posters/en/scale.webp Scale Learning video: The house is 5 centimeters long on the plan. In real life that's 10 meters. The garden is 8 cm long on the plan. How many meters is that? https://www.mathapex.app/media/stories/videos/en/scale.465163ca.mp4 31 2026-10-07T08:00:00+02:00 yes MathApex Learning video Grade 4 Mathematics https://www.mathapex.app/en/math-stories/geometry/sliding-shapes/ https://www.mathapex.app/media/stories/posters/en/sliding-shapes.webp Sliding Shapes Learning video: Every corner moves the same distance: here, 5 squares to the right. A corner in column 3 slides 6 squares to the right. Which column is it in? https://www.mathapex.app/media/stories/videos/en/sliding-shapes.e016a5af.mp4 31 2026-10-07T08:00:00+02:00 yes MathApex Learning video Grade 4 Mathematics https://www.mathapex.app/en/math-stories/geometry/splitting-shapes/ https://www.mathapex.app/media/stories/posters/en/splitting-shapes.webp Splitting Shapes Learning video: The big one is 4 by 2, so 8 squares. The small one is 2 by 3, so 6 squares. 3 by 3 squares and 4 by 1 squares: how many in all? https://www.mathapex.app/media/stories/videos/en/splitting-shapes.3c4aa0bd.mp4 32 2026-10-07T08:00:00+02:00 yes MathApex Learning video Grade 4 Mathematics https://www.mathapex.app/en/math-stories/geometry/perimeter-of-a-triangle/ https://www.mathapex.app/media/stories/posters/en/perimeter-of-a-triangle.webp Perimeter of a Triangle Learning video: We add all 3 sides: 4 plus 5 plus 6 centimeters. The perimeter is 15 centimeters. All 3 sides are 7 cm long. What is the perimeter? https://www.mathapex.app/media/stories/videos/en/perimeter-of-a-triangle.72f72510.mp4 29 2026-10-07T08:00:00+02:00 yes MathApex Learning video Grade 4 Mathematics https://www.mathapex.app/en/math-stories/geometry/opposite-faces-of-a-dice/ https://www.mathapex.app/media/stories/posters/en/opposite-faces-of-a-dice.webp Opposite Faces of a Dice Learning video: Take a close look at a dice. The 2 is in front, the 5 is at the back. 2 plus 5 is 7 too. The 3 is on top. Which number is on the bottom? https://www.mathapex.app/media/stories/videos/en/opposite-faces-of-a-dice.72a11490.mp4 34 2026-10-13T08:00:00+02:00 yes MathApex Learning video Grade 4 Mathematics https://www.mathapex.app/en/math-stories/geometry/the-missing-side/ https://www.mathapex.app/media/stories/posters/en/the-missing-side.webp The Missing Side Learning video: Half of 18 is 9. 9 minus 5 is 4. The rectangle is 4 centimeters wide. A rectangle has a perimeter of 30 cm and is 9 cm long. How wide is it? https://www.mathapex.app/media/stories/videos/en/the-missing-side.83e90a2d.mp4 38 2026-10-13T08:00:00+02:00 yes MathApex Learning video Grade 4 Mathematics https://www.mathapex.app/en/math-stories/geometry/mirror-and-complete/ https://www.mathapex.app/media/stories/posters/en/mirror-and-complete.webp Mirror and Complete Learning video: Five plus 5 is 10. The whole shape has 10 squares. To the left of the line, 7 squares are colored. How many squares does the whole shape have? https://www.mathapex.app/media/stories/videos/en/mirror-and-complete.d87e5d9c.mp4 37 2026-10-13T08:00:00+02:00 yes MathApex Learning video Grade 4 Mathematics https://www.mathapex.app/en/math-stories/geometry/quarter-turns/ https://www.mathapex.app/media/stories/posters/en/quarter-turns.webp Quarter Turns Learning video: A pointer points up. A quarter turn is 90 degrees. The pointer makes 3 quarter turns. How many degrees is that? https://www.mathapex.app/media/stories/videos/en/quarter-turns.57cef6b9.mp4 32 2026-10-13T08:00:00+02:00 yes MathApex Learning video Grade 4 Mathematics https://www.mathapex.app/en/math-stories/geometry/area-in-square-centimeters/ https://www.mathapex.app/media/stories/posters/en/area-in-square-centimeters.webp Area in Square Centimeters Learning video: We fill it with squares of 1 centimeter: 3 rows with 5 squares each. A rectangle is 7 cm long and 4 cm wide. What is its area in cm²? https://www.mathapex.app/media/stories/videos/en/area-in-square-centimeters.c2888c52.mp4 37 2026-10-14T08:00:00+02:00 yes MathApex Learning video Grade 4 Mathematics https://www.mathapex.app/en/math-stories/geometry/perimeter-of-an-l-shape/ https://www.mathapex.app/media/stories/posters/en/perimeter-of-an-l-shape.webp Perimeter of an L-Shape Learning video: This shape looks like an L. We are looking for its perimeter. An L-shape fits into a rectangle of 8 cm and 5 cm. What is its perimeter? https://www.mathapex.app/media/stories/videos/en/perimeter-of-an-l-shape.27acbb85.mp4 35 2026-10-14T08:00:00+02:00 yes MathApex Learning video Grade 4 Mathematics https://www.mathapex.app/en/math-stories/geometry/the-building-plan/ https://www.mathapex.app/media/stories/posters/en/the-building-plan.webp The Building Plan Learning video: Two plus 1 plus 1 is 4. The building has 4 cubes. The plan shows 3, 1, 2 and 2. How many cubes does the building have? https://www.mathapex.app/media/stories/videos/en/the-building-plan.230a743d.mp4 32 2026-10-14T08:00:00+02:00 yes MathApex Learning video Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/im-thinking-of-a-number-plus/ https://www.mathapex.app/media/stories/posters/en/im-thinking-of-a-number-plus.webp I'm Thinking of a Number (plus) Math story: 823 minus 295 is 528. My number is 528. Check: 528 plus 295 is 823. It works! My number plus 148 makes 600. What is my number? https://www.mathapex.app/media/stories/videos/en/im-thinking-of-a-number-plus.e0fa4f80.mp4 42 2026-10-07T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/im-thinking-of-a-number-times/ https://www.mathapex.app/media/stories/posters/en/im-thinking-of-a-number-times.webp I'm Thinking of a Number (times) Math story: I'm thinking of a number. If I multiply it by 6, I get 84. 84 divided by 6 is 14. My number is 14. My number times 4 makes 96. What is my number? https://www.mathapex.app/media/stories/videos/en/im-thinking-of-a-number-times.8a41a9a7.mp4 29 2026-10-07T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/what-does-one-cost/ https://www.mathapex.app/media/stories/posters/en/what-does-one-cost.webp What Does One Cost? Math story: 480 divided by 8 is 60. One apple costs 60 cents. 6 rolls cost 2 dollars 40 cents. How many cents does one roll cost? https://www.mathapex.app/media/stories/videos/en/what-does-one-cost.cc19a4f8.mp4 35 2026-10-07T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/buying-several/ https://www.mathapex.app/media/stories/posters/en/buying-several.webp Buying Several Math story: We do 5 times 9. 5 tickets cost 45 dollars. A book costs 12 dollars. How much do 7 books cost? https://www.mathapex.app/media/stories/videos/en/buying-several.70361c17.mp4 28 2026-10-07T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/change/ https://www.mathapex.app/media/stories/posters/en/change.webp Change Math story: Dad spends 37 dollars at the market. He pays with 50 dollars. Shopping costs 64 dollars. You pay with 100 dollars. How much change do you get? https://www.mathapex.app/media/stories/videos/en/change.f400bbbd.mp4 38 2026-10-07T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/how-long-does-it-take/ https://www.mathapex.app/media/stories/posters/en/how-long-does-it-take.webp How Long Does It Take? Math story: From 4 o'clock to 5:20 is 80 minutes. Together that's 95 minutes. A trip lasts from 2:50 to 4:10. How many minutes is that? https://www.mathapex.app/media/stories/videos/en/how-long-does-it-take.de06d53b.mp4 34 2026-10-07T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/sharing-fairly/ https://www.mathapex.app/media/stories/posters/en/sharing-fairly.webp Sharing Fairly Math story: 60 divided by 6 is 10, 36 divided by 6 is 6. That's 16 cartons. 144 candies are shared among 8 children. How many does each child get? https://www.mathapex.app/media/stories/videos/en/sharing-fairly.c1ec93dc.mp4 39 2026-10-07T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/the-remainder-counts/ https://www.mathapex.app/media/stories/posters/en/the-remainder-counts.webp The Remainder Counts Math story: 30 divided by 4 is 7, remainder 2. But those 2 children need a ride too! So we need 8 cars. 50 children, 6 per boat: how many boats do we need? https://www.mathapex.app/media/stories/videos/en/the-remainder-counts.40190113.mp4 32 2026-10-07T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/two-steps/ https://www.mathapex.app/media/stories/posters/en/two-steps.webp Two Steps Math story: Step 2: 25 minus 18 is 7. Lea has 7 dollars left. Tim has 40 dollars and buys 4 T-shirts for 8 dollars each. How much money is left? https://www.mathapex.app/media/stories/videos/en/two-steps.9be2df17.mp4 35 2026-10-07T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/kilograms-and-grams/ https://www.mathapex.app/media/stories/posters/en/kilograms-and-grams.webp Kilograms and Grams Math story: 4 times 2 kilograms is 8 kilograms. 4 times 500 grams is 2 kilograms. 6 sacks weigh 1 kg 500 g each. How many kilograms in all? https://www.mathapex.app/media/stories/videos/en/kilograms-and-grams.a6dd832c.mp4 36 2026-10-07T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/liters-and-milliliters/ https://www.mathapex.app/media/stories/posters/en/liters-and-milliliters.webp Liters and Milliliters Math story: 4 bowls are 1000 milliliters. And 1000 milliliters is 1 liter. How many liters of soup do we need for 8 bowls of 250 ml? https://www.mathapex.app/media/stories/videos/en/liters-and-milliliters.edd34ffa.mp4 32 2026-10-07T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/combinations/ https://www.mathapex.app/media/stories/posters/en/combinations.webp Combinations Math story: Each T-shirt goes with both pairs of pants. So 3 times 2. That's 6 outfits. 4 flavors, in a cup or a cone: how many choices are there? https://www.mathapex.app/media/stories/videos/en/combinations.b568bf8d.mp4 29 2026-10-07T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/saving-up/ https://www.mathapex.app/media/stories/posters/en/saving-up.webp Saving Up Math story: How many 15s fit into 120? We count: 15, 30, 45, 60 and so on up to 120. Ben saves 12 dollars every week. How many weeks until he has 84 dollars? https://www.mathapex.app/media/stories/videos/en/saving-up.d7edf5eb.mp4 34 2026-10-07T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/age-puzzle/ https://www.mathapex.app/media/stories/posters/en/age-puzzle.webp Age Puzzle Math story: Then we share fairly: 18 divided by 2 is 9. Lisa is 9, Tom is 12. Mia is 4 years older than Ben. Together they are 20. How old is Ben? https://www.mathapex.app/media/stories/videos/en/age-puzzle.b01716a1.mp4 39 2026-10-07T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/multiplying-bigger-numbers/ https://www.mathapex.app/media/stories/posters/en/multiplying-bigger-numbers.webp Multiplying Bigger Numbers Math story: We split it up: 10 times 14 is 140, and 5 times 14 is 70. 140 plus 70 is 210 chairs. 24 crates with 12 bottles each: how many bottles? https://www.mathapex.app/media/stories/videos/en/multiplying-bigger-numbers.6a44cae0.mp4 38 2026-10-07T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/first-one-then-many/ https://www.mathapex.app/media/stories/posters/en/first-one-then-many.webp First One, Then Many Math story: First the price of 1 notebook: 6 divided by 3 is 2 dollars. 4 pencils cost 8 dollars. How much do 7 pencils cost? https://www.mathapex.app/media/stories/videos/en/first-one-then-many.7d768b0b.mp4 36 2026-10-07T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/reading-a-bar-chart/ https://www.mathapex.app/media/stories/posters/en/reading-a-bar-chart.webp Reading a Bar Chart Math story: The apple bar goes up to 12, the banana bar up to 8. The cherry bar goes up to 14, the grape bar up to 6. How many more children like cherries? https://www.mathapex.app/media/stories/videos/en/reading-a-bar-chart.54fc6ee6.mp4 39 2026-10-13T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/estimating/ https://www.mathapex.app/media/stories/posters/en/estimating.webp Estimating Math story: 40 plus 60 is 100. That's about 100 dollars. A jacket costs 49 dollars, and pants cost 32 dollars. About how much is that? https://www.mathapex.app/media/stories/videos/en/estimating.ec36354d.mp4 42 2026-10-13T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/meters-and-centimeters/ https://www.mathapex.app/media/stories/posters/en/meters-and-centimeters.webp Meters and Centimeters Math story: He saws off 30 centimeters. 100 minus 30 is 70 centimeters. A board is 2 m long. Dad saws off 65 cm. How many centimeters are left? https://www.mathapex.app/media/stories/videos/en/meters-and-centimeters.8dbae2c4.mp4 34 2026-10-13T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/hours-and-minutes/ https://www.mathapex.app/media/stories/posters/en/hours-and-minutes.webp Hours and Minutes Math story: One hour is 60 minutes. Sixty plus 20 is 80. The movie lasts 80 minutes. A soccer game lasts 1 hour and 35 minutes. How many minutes is that? https://www.mathapex.app/media/stories/videos/en/hours-and-minutes.84ae9ae3.mp4 33 2026-10-13T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/there-and-back/ https://www.mathapex.app/media/stories/posters/en/there-and-back.webp There and Back Math story: Theo walks to school. The way is 1 kilometer and 200… Lena's way to school is 2 km 300 m long. How many meters does she walk there and back? https://www.mathapex.app/media/stories/videos/en/there-and-back.07a14cee.mp4 40 2026-10-13T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/the-empty-crate/ https://www.mathapex.app/media/stories/posters/en/the-empty-crate.webp The Empty Crate Math story: A crate full of apples weighs 5 kilograms. The empty… A full crate weighs 9 kg, the empty crate 1 kg 500 g. How many grams do the apples weigh? https://www.mathapex.app/media/stories/videos/en/the-empty-crate.94823eba.mp4 41 2026-10-13T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/the-recipe/ https://www.mathapex.app/media/stories/posters/en/the-recipe.webp The Recipe Math story: So she needs twice as much flour: 300 times 2 is 600 grams. For 4 people you need 250 g of flour. How much flour do you need for 2 people? https://www.mathapex.app/media/stories/videos/en/the-recipe.1b16334a.mp4 34 2026-10-14T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/en/math-stories/word-problems/the-score-table/ https://www.mathapex.app/media/stories/posters/en/the-score-table.webp The Score Table Math story: Fifty-two minus 35 is 17. Green has 17 more points. Team Red has 48 points, Team Blue 35. How many points do Red and Blue have together? https://www.mathapex.app/media/stories/videos/en/the-score-table.ffa9a898.mp4 37 2026-10-14T08:00:00+02:00 yes MathApex Math story Grade 4 Mathematics https://www.mathapex.app/de/ https://www.mathapex.app/media/promo/posters/promo-trailer.de.poster.webp Theo und das Geheimnis der Zahlen Der MathApex-Trailer mit Theo, der Eule: Mathe üben für die Klassen 1–4 – Rechengeschichten, Übungen, Spiele und die App. https://www.mathapex.app/media/promo/videos/promo-trailer.de.e9c36f5b.mp4 142 2026-10-26 yes MathApex https://www.mathapex.app/ https://www.mathapex.app/media/promo/posters/promo-trailer.en.poster.webp Theo and the Secret of Numbers The MathApex trailer with Theo the owl: maths practice for grades 1–4 – Math Stories, exercises, games and the app. https://www.mathapex.app/media/promo/videos/promo-trailer.en.3977efda.mp4 134 2026-10-26 yes MathApex