These tricky brain teasers will sharpen your mind and put your problem-solving skills to the test. See how many you can ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When 2D puzzles are no longer exciting, 3D brain teasers are the way. These handheld puzzles require ...

Try these fast and entertaining brain teasers designed to challenge your thinking, focus, and problem solving skills in a fun ...

A graphic artist is testing everyone’s knowledge of algebra and spot-the-difference skills with a pictograph math problem that assigns numbers to different fruits. Gergely Dudás, of Hungary Budapest, ...

A graphic artist who designs seek-and-find puzzles is testing everyone's attention to detail with another brain teaser — and this time the focus are watermelons. Gergely Dudás, from Budapest, Hungary, ...

To check your cognitive skill and IQ level, there are many ways, but among these, brain teasers are the best and most fun game to test your logical and thinking skills with your observation level.

Pondering a brain teaser or puzzle might help your performance as much as your physical warmup, a new study suggests ...

This Thursday is Pi Day, the one day of the year devoted to a mathematical constant (it also happens to be Einstein’s birthday). We all learned as kids about how special pi is and have since accepted ...

Test your music knowledge with a fun brain teaser puzzle and see if you can figure out the band before the answer is revealed ...

Call it a “puzzle palooza.” That’s the phrase volunteers are using — and with good reason — as the Friends of the Juniata ...