Here’s a fairly recent twist on an old type of logic puzzle. A logician vacationing in the South Pacific finds himself on an ...

We’d love to hear from you! E-mail us at [email protected] to share your experience. This puzzle originally appeared in Spektrum der Wissenschaft and was reproduced with permission.

June 24-28 (Online registration closes June 14 ... staff will provide lunchtime supervision. Experience math in a whole new way. We'll play fun and challenging problem-solving games and puzzles from ...

A math puzzle designed for children has left adults scratching their heads as they can't figure out why they got the 'wrong' ...

(Challenge yourself with these brain games, puzzles and quizzes.) Like some of the hardest math puzzles and math riddles, ...