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 ...

How many triangles can you count in this image? It’s harder than it looks and bound to baffle even the sharpest of brains for ...

Marjorie Rice, a homemaker from San Diego, solved a decades-old geometry problem. Her discovery of new pentagon tilings ...

Math has long been a bane to American students. One way to counteract the difficulty is to discover the subject’s playful side. In this excerpt, a math professor reflects on recreational math and the ...

The following is adapted from the introduction to “The Riddler: Fantastic Puzzles from FiveThirtyEight,” published by W. W. Norton & Co. It is in stores today! The world’s oldest collection of math ...

"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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