"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 ...

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A level 10 lock puzzle pushes patience and problem solving to the limit with brutal difficulty clever mechanics and a solution that feels almost impossible to reach.

School holidays are the best times for children to relax, enjoy, and get involved in various games. Though electronic gadgets and television programs consume most of their leisure time, parents can ...

Bizarre raccoon behavior seems them solve puzzles even without food rewards, suggesting they are driven by curiosity and information-seeking.