Did you know there are more ways to shuffle a deck of cards than there are atoms in the universe? Seems crazy, but it's true.

Ever dreamt of solving math problems in your head with the speed of a calculator? Mental math might seem challenging, but ...

People have been amazing their friends and family with simple math tricks for thousands of years. These are perfect for kids, whether they are performing for classmates or adults or a combination.

Seriously, here’s one amazing math trick to learn what can’t be known. October 30, 2015. John Kasich, economic superstar? (AP Photo/Jim Cole) By Jeff Guo.

Po-Shen Loh in 2016, giving a talk on puzzles at MoMath in New York. “To find out that there’s this trick from thousands of years ago that you can import into here is amazing to me,” he said.