Earlier this month, 36 sharp-witted high school students from around the globe stepped foot on the warm and breezy campus of Stanford University. Out of more than 4,000 students from more than 2,000 ...

As an academic discipline, logic is the study of reasoning. Logic puzzles, therefore, involve making a series of inferences ...

"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 ...

A maths brain teaser confused social media users with odd equations, sparking debates as people raced to crack the hidden ...

Sudoku is much more than a simple number puzzle—it’s a powerful tool that sharpens your mind, boosts concentration, and ...

Looking for NYT Connections hints for September 21, 2025? Check today’s clues, category explanations, and answers to solve ...