The bat-and-ball problem is a famous math puzzle that more than half of people—even Harvard graduates—get wrong. It's ...

Here are 10 math problems that confused people across the internet. Can you solve them?

Get out your timer and number two pencil to see if your arithmetic skills from grade school are still intact.

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Let's keep things simple – this is basic math. Nothing scary. Just everyday calculations, a bit of geometry, some number patterns, and the kind of stuff you definitely learned in school at some point.

“Math might seem like it’s about getting the right answers, but really it’s about the process of discovering,” according to this invigorating philosophical take on the field. Mathematician Cheng (The ...