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

Logic puzzles have been popular for as long as we can remember, and they're a great way to have some fun with your kids while using your brain and staying away from a screen. Print out a few for a ...

Puzzles are a hands-on way to explore simpler and complex mathematical relationships, for everyone from kids to calculus students.