"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 ...

The puzzles were to engage elementary students and included esti-mysteries, an activity based on the newest math course.

Math is not everyone’s favorite, understandably. Hours of math homework and difficult equations can make anyone sour on the subject. But when math problems are outside of a school setting, there’s no ...

Brain teasers are one of the best puzzles to test the sharpness of the brain. Readers must think creatively to solve brain teasers. Brain teasers present these challenges as picture puzzles, math ...