Solving hard riddles is good for you! And if you were searching for a thorough selection of hardest riddles, look no further ...

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 ...

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 ...

Some people scroll past puzzles. Others stop, squint, and dive in. If you're the second type, then you might just be a math legend. There's a new viral math brain teaser that’s testing how fast people ...