A jigsaw puzzle company wants to design a new rectangular puzzle with a specific quirk: it must have the same number of edge ...

"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 inside of a bus may not seem like the ideal place to rekindle your interest in math, but a group of mathematicians is betting it will. Last month, the Mathematical Sciences Research Institute of ...

Math Puzzle: Only geniuses can find the value of the triangle in 15 seconds. Are you one of them? Test your problem-solving skills now! A math puzzle is a type of brain teaser that tests the reader's ...

It's a math puzzle designed for third graders, but many adults are having trouble solving it. The puzzle looks something like Scrabble, with a series of boxes that snake up, down and across a page.

You have a sharp brain if you can solve this math puzzle. Test your problem-solving skills and intelligence now! Math puzzles test readers' critical thinking skills by challenging them to solve ...

You and a friend have arranged to meet at a popular downtown mall between 3 p.m. and 4 p.m. one afternoon. However, you neglected to specify a time within that one-hour window. Therefore, each of you ...