Coin Penetration by Tony Karpinski - Trick Sound) This is an incredibly practical

This is an incredibly practical routine that is so easy to do and really clever

a higher hit rate and a more convincing divination

Five spectators are asked to come up on stage and each of them takes an envelope at random

These strange-but-true tales of scientific discovery and exploration of the unknown will have your eyes glued to the page

Coin Penetration by Tony Karpinski - Trick Sound) This is an incredibly practicalThe Karpinski's Coin Penetration is a decorative box that holds a piece of glass. A coin is placed into a hole on top of the box and, upon your command, passes through the piece of glass and falls through the bottom.