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

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

Jeff Smith's Math Puzzle for January 23, 2026 - Ruminants and ungulates graze on the bucolic Pampas. The post Math Puzzle for ...

Math is not everyone’s favorite, understandably. Hours of math homework and difficult equations can make anyone sour on the subject. But when math problems are outside of a school setting, there’s no ...

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

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

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Brain teasers are fun little puzzles that make you think in different ways. They might look simple at first, but they often ...

The hour, minute and second hands of this clock are all the same length and move smoothly in a circle. The dial contains hour and minute markers, but the numbers are missing. Therefore, it’s ...