Try your hand at these tricky visual puzzles and give your brain a boost!

Take the pressure off of problem-solving with engaging thinking games that encourage students to work together to find ...

Mode = the most frequently occurring number in the set. (Note: if there are multiple most frequently occurring numbers in a dataset, the mode is not unique. All modes in this puzzle are unique) Range ...

Jovan built these five houses of cards using a total of exactly 90 playing cards. Now he wants to build one large house consisting of exactly 100 cards. Can such a house of cards exist? The number of ...

The New York Times announced last week that it will stop making Digits, a math puzzle game that debuted in beta in April. The last of these daily math puzzles will go up on August 8. Digits is a fun ...

I’ve been out of school for decades, and I don’t spend my days solving equations (I’m more of a word person). Still, I like to think I have a solid grip on basic math: I can usually gauge whether a ...