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

A brain teaser challenge is a type of IQ test that mostly involves solving a puzzle, cracking a code, finding a hidden object ...

Daily puzzlers would be quick to tell you that sudoku, Wordle’s mathematical cousin, is not as easy as it looks. The small grid, found often next to a word scramble or comic strip in a print newspaper ...

Solve the math puzzle from our February 2026 issue, where we plan a return passage for a robotic explorer that doesn’t want ...

If the cards shown here are rearranged to form four new poker hands of five cards each, what is the lowest possible winning ...

A math puzzle is a type of brain teaser that tests the reader's critical thinking and problem-solving skills by challenging them to solve a problem. These challenges have the potential to boost ...

Find one million consecutive positive numbers, none of which are prime. Ancient math tells us that prime numbers (2, 3, 5, 7, 11, ...,), which have no factors except for 1 and themselves, go on ...

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It’s hour 25, and Chris Harris is starting to sweat. He’s staring at a list of more than 150 teams, projected on a wall in the Vannevar Bush room at the Massachusetts Institute of Technology (MIT).