Parents and teachers often ask why we call this or that informal activity “mathematics.” Where is math in a puzzle, game, or craft? This year, we did origami at the annual BugFest, and got this question a lot. Why is…

Our family received the 9 Apples card game from Discovery Express Kids to try out. There are a lot of cards and the goal is to reach a target number each round. The cards are positive or negative, and there…