Sometimes the easiest, simplest way to liven up a party, sleepover, family gathering or presentation to a class is to perform a magic trick. Most magic tricks require fancy costumes and props, but ...

PITTSBURGH (KDKA) -- In one of the very first Hey Ray! segments, I showed you a magic trick with cards that was just math disguised as magic. I think it is time to bring back some math magic with what ...

is a math professor at Harvey Mudd College, but he's got a side gig, too: as a magician. His new book, "The Magic of Math," combines his two passions — which actually have a lot in common.

Long before the Sudoku number puzzle became the crack cocaine of brain teasers, a bored Benjamin Franklin jotted down a couple of much more complex number puzzles of his own. But, exactly how the U.S.