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 ...

Start with a deck of cards. Before the trick, sneak a peek at the 10th card in the deck. Memorize it. Ask your volunteer to add the first and second digit of their number together. For instance, if he ...

Math is magic, according to a new YouTube video depicting the Kruskal count. Brain teasers and magic tricks help bring math to relatable real life even for the mathphobic. The Kruskal count is a ...

A classic riddle about a hotel bill uses misleading math to create a paradox. This type of intentional misdirection is a common technique used in magic tricks. Here’s a riddle my father told me when I ...

Jenny Quinn travels with math in her backpack. She unpacks it piece by piece: bright, 3D-printed shapes that click together into perfect rectangles. As she moves the Fibonacci sequence puzzle around, ...