(And adults, of course!) These math puzzles test your brain and critical-thinking skills and provide some constructive, educational fun. Math riddles and puzzles come in plenty of different varieties.

Let’s say that freshly harvested cucumbers can have a water content of up to 99 percent. (Never mind that the U.S. Department ...

Experience math in a whole new way. We'll play fun and challenging problem-solving games and puzzles from around the world, including Ancient China and Egypt, Europe, Asia, Africa and the Americas. We ...