There's another viral math question confusing the internet. Do you have what it takes to figure it out?

This holiday-themed brainteaser looks simple, but it's quietly tripping up adults everywhere. A math teacher walks us through ...

Test your problem-solving skills with these 62 lateral thinking puzzles. They’ll challenge you to think out of the box to ...

In the DC Universe, intellect is broken down by levels, going from 1 to 12. Most humans land at the 2nd-level. The very smart ...

Riddles have a special magic—they’re something people of all ages can enjoy. Kids giggle with excitement while reading them, teens try to prove how clever they are by solving them, parents chuckle ...

Let’s face it—most “teen” horoscopes are written by folks whose ages haven’t ended with “-teen” since 2002 and are ...

Spot the difference puzzles are excellent for testing your visual acuity. Do you think you have the sharpest eyes? Then spot ...

Katia Riddle is a correspondent on NPR's science desk. Prior to her current role, she covered public health including reproductive rights and homelessness. She won a 2024 Gracie Award for a series on ...

If you had a reputation for being a know-it-all as a kid, you’re likely now the person with a trusted list of trivia questions and answers on file. Not only that, but you probably love sentences that ...