While puzzles are often seen as solitary activities, International Puzzle Day shines a light on their powerful social side.

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

Try your hand at these tricky visual puzzles and give your brain a boost!

"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 ...