"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 ...

LEGO can get pricey, especially if you're hoping to pick up some of the bigger sets. If you're trying to build something a little more budget-friendly, it's worth checking out 3D puzzles. These ...