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

I’ve been out of school a long time (I mean a long time), yet I think I’m still pretty good at basic math. I’m always able to figure out whether a “bargain buy” at the supermarket is actually a ...

A seemingly straightforward math problem has sparked debate online after leaving social media users confused over the correct answer. The brain teaser, which appears simple at first glance, has ...