By Norm Nelsen.  Bridge size and thinner for easier control.

Made by U.S. Playing card co.

See through card holder for poker size cards.

booklet by Lee Asher

Packet trick by Aldo Colombini. A face down Leprechaun turns the whole pack into face down leprechauns, then all face up.  Then the backs change colors and finally  they turn into pots of gold.

Show 6 cards.  Throw away 3.  You still have 6.  Repeat.

Bicycle playing card with shim

Step by step directions.

By Skinner. It almost works by itself!