Are you among the top 15% of brainiacs in the country who can solve this math problem? Brainteasers and puzzles are an excellent way to keep your mind as healthy as the rest of your body. They can ...

Prefer Newsweek on Google to see more of our trusted coverage when you search. A tricky math question on a second grader's assignment left one mother puzzled. In fact, she was so stumped by the word ...

Test your brain with this tricky math question! Most people get it wrong at first glance. Divide 100 by half, add fifty, and see if you can solve it correctly. Are you up for the challenge?

Doug Mataconis really threw the Twitter world for a loop when he challenged the internet to solve a math problem from 10 years ago. And it's safe to say anyone with an account had intense feelings ...