Add Yahoo as a preferred source to see more of our stories on Google. Who doesn't love a clever brain teaser puzzle? Also known as rebus puzzles, these visual brain teasers will challenge your wits!

'Where's Waldo?' is for amateurs. This is the big leagues. These puzzles are so truly, well, puzzling that even the people who created them probably don't know the solutions. Perhaps you are among the ...

"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 ...

Brain training games are games that allow players to complete tasks that practice specific cognitive skills that exercise their memory, attention span, logic, and fast thinking. Brain training ...

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, ...

Test your observation skills with this spot-the-difference puzzle. Compare the two balcony scenes and see if you can find all ...

Crossword puzzle, Sudoku, chess, and other brain-training apps have believed to be the secret to keep our brain young. This ...

A graphic artist is testing people's attention to detail with a digital brain teaser that is quite the "hoot." Gergely Dudás of Dresden, Germany, shared a seasonal visual puzzle with Fox News Digital ...

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 ...

Not all puzzles are created equal. We found the top options for adults and kids ideal for gifts or to pass the winter months ...

When 2D puzzles are no longer exciting, 3D brain teasers are the way. These handheld puzzles require unlocking several interconnected geometric pieces, inviting logical thinking and spatial ...