Quick Mathematical Card Trick

"The 27 Card Trick" IMPOSSIBLE Mathematical Card Trick For Beginners! Performance And Tutorial

New divisibility rule! (30,000 of them)

Math Magic

Jack the Hunter (1 of 2: Performing the trick)

Magic 13

Beautiful Card Trick - Numberphile

21-card trick - Numberphile

The most ridiculously complicated maths card trick.

Math Videos: How To Learn Basic Arithmetic Fast - Online Tutorial Lessons

This trick has FOOLED ME for over 20 years. #cardtrick #cardmagic #math #puzzle #magician #cards

Cards Reunited: Incredible Self-Working Card Trick Tutorial!

This EASY CARD TRICK is INSANE & Fools Magicians - No setup!

Best Mathematical Card Trick!

How on Earth does ^.?$|^(..+?)\\1+$ produce primes?

BEST Mathematical Card Trick REVEALED

My FAVORITE Self-Working Card Trick (NEVER Touch The Deck)

Insane NO SET UP Mathematical Card Trick REVEALED!

World’s GREATEST Self-Working Card Trick!

Card Magic Tutorial: Learn a SUPER fun MATH MIRACLE Card Trick!

Black & Red Cards (1 of 2: Performing the trick)