A brain teaser challenge is a type of IQ test that mostly involves solving a puzzle, cracking a code, finding a hidden object ...

Solve the math puzzle from our February 2026 issue, where we plan a return passage for a robotic explorer that doesn’t want ...

A Brain teaser is a type of puzzle, which is a short, playful puzzle designed to stretch your mind and make you smile. It ...

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 ...

You can probably think of a time when you’ve used math to solve an everyday problem, such as calculating a tip at a restaurant or determining the square footage of a room. But what role does math play ...