A graphic artist is testing everyone’s knowledge of the mathematical order of operations with a string of numbers and missing arithmetic symbols. Gergely Dudás, of Budapest, Hungary, shared the new ...

A graphic artist is testing everyone’s knowledge of algebra and spot-the-difference skills with a pictograph math problem that assigns numbers to different fruits. Gergely Dudás, of Hungary Budapest, ...

A quick math brain test. You need to discover the pattern and solve it fast before the 11 seconds finish. Try it now!

I never shy away from a good ol' brain teaser. Though they're often a harsh reminder that I should've paid way more attention in math class growing up, they're the perfect way to stretch my noggin ...

One brain teaser that's currently stumping people involves fixing the equation shown below by making a small adjustment. This ...

A math puzzle is a type of brain teaser that tests the reader's critical thinking and problem-solving skills by challenging them to solve a problem. These challenges have the potential to boost ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. A brain teaser some are calling “fruit ...

Brain teasers are a great way to boost your cognitive abilities. Like the old saying goes, "use it or lose it," and studies show that games that specifically engage your brain can help improve your ...

The efun page extends its scope just slightly this month by offering the brain-teaser below instead of the usual joke. Algebra-inclined readers are encouraged to review the attached proof, identify ...

Optical illusions and visual puzzles are all the rage these days due to their ability to enthrall social media users. These brain teasers improve cognitive functions and are a fun way to pass the time ...

We're huge fans of riddles and puzzles around here, so it's no shock that a brain teaser making the rounds on the internet — "How many triangles do you see?" — caught our eye. But we didn't expect it ...