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.

Take the pressure off of problem-solving with engaging thinking games that encourage students to work together to find ...

A viral maths puzzle about buying and selling a cow has sparked fierce debate in one family, with members unable to agree ...

I’ve been out of school for decades, and I don’t spend my days solving equations (I’m more of a word person). Still, I like to think I have a solid grip on basic math: I can usually gauge whether a ...

Twenty years ago, this puzzle appeared on a test administered to top-tier math students from 16 countries around the world. Only 10% of test takers got it right. In the U.S., only 4% managed to ...

Math isn't everyone's best skill — and even those who are good at it are questioning everything after trying this algebra problem. The question originally went viral in Japan, after a study discovered ...

Jason Marshall, PhD, is a research scientist, author of The Math Dude's Quick and Dirty Guide to Algebra, and host of the Math Dude podcast on Quick and Dirty Tips. If you enjoyed this article, I’d ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

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.