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Book of solutions

We are excited to finally present the Book of Solutions to you! Inside, you will find detailed solutions and explanations for all tasks, allowing you to check your results and understand your solution path. What Can You Expect? Intuitive solutions – clearly explained and solvable with school-level knowledge Mathematical solutions – using concepts from higherRead More »Book of solutions

Winners of the MATH+ Advent Calendar

🎉 Congratulations to the winners of the MATH+ Advent Calendar! Once again this year, you’ve shown impressive problem-solving skills, perseverance, and creativity. Day after day, you worked through challenging tasks, discussed ideas, and explored solutions — a fantastic achievement! 👏 We warmly congratulate all individual winners as well as the winning classes and courses onRead More »Winners of the MATH+ Advent Calendar

Best Challenge 2025

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You decide! Which challenge of this years math advent calendar was the best? (Up to three answers possible) Welche Aufgabe hat euch am meisten gefallen? / Which challenge did you like the most?1 Spiel der Truhen / Game of Chests2 Ready, SET, Bake! / Ready, SET, Bake!3 Farbenfrohe Weihnachten / A Colorful Christmas4 Weihnachtsplätzchen ausstechenRead More »Best Challenge 2025

Ready, Set, Go!

Yippie! We are finally starting into a new season of the MATH+ Advent Calendar. As of today, we will publish a new challenge daily at 4 pm (CET). If you want to learn more about the project or read the competition rules, click the respective links. You may also be interested in our FAQ section.Read More »Ready, Set, Go!

Best Challenge 2024 – Voting results

The voting for the best MATH+ Advent Calendar Challenge 2024 has come to an end. Here are the winners:   1. Cutting Christmas Cookies 2. Elves and Lebkuchenschlucker 3. Safe Christmas!

20 Years Math Advent Calendar – small puzzles

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The Math Advent Calendar is celebrating its 20th anniversary this year! To celebrate and build excitement for this year's Advent calendar, we've come up with a few small puzzles. For questions or feedback, we are available in the forum. Have fun solving them! 20 Years Math Advent Calendar – Nonogram Link: https://www.mathekalender.de/wp/20-years-math-advent-calendar-nonogram/ Rules: Color theRead More »20 Years Math Advent Calendar – small puzzles