"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Researchers at Duke University monitored participants’ brain activity while they completed simple math ...

A small question can open a big door in a child’s mind. Brain teasers do exactly that. They look easy at first, but they ...

Rail Rescue Puzzle Lines launches on Xbox and PC, offering over 1000 logic puzzles as players rebuild railways, solve ...

Think you have sharp reasoning skills? Solve this math puzzle quickly and discover if you can spot the hidden pattern.

IQ tests are simple brain teasers that have become one of the popular puzzle games on the web. These puzzles are one of the best ways to measure cognitive abilities and mental sharpness. IQ tests ...

Brain Teaser To Test Your IQ: This brain teaser will help in testing your intelligence level based on the decision you make while looking at the problem. This puzzle is a fun way to know your ...