Fancy a brain workout? Give this mind-boggling optical illusiona go and see if you can crack it. Brainteasers and puzzlesare ...

NPR's Ayesha Rascoe plays the puzzle with WAMC listener Jeremiah Hyslip of New York City along with Puzzle Master Will Shortz ...

Flex your math muscles with this weekend’s brain teaser. Play now.

Word puzzles have become one of the most popular puzzle challenges on the web. These seemingly simple puzzles consisting of ...