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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!

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!

This year, we’re celebrating 20 years of the Math Calendar! To mark the occasion, we’ve gathered our favorite challenges from each year. We hope you… Read More »20 Years of Math Calendar: The Most Beautiful Problems and Solutions

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