Zarrow shuffle is a sleight of hand technique that gives the appearance of being a normal

riffle shuffle Shuffling is a procedure used to randomize a deck of playing cards to provide an element of chance in card games. Shuffling is often followed by a cut, to help ensure that the shuffler has not manipulated the outcome. __TOC__ Techniques Over ...

, but in fact leaves the cards in exactly the same order. This is an example of a false shuffle. It was invented by magician Herb Zarrow c. 1940. The sleight begins as a normal riffle shuffle, but the performer uses the top card of the deck to conceal the shuffle being cancelled by way of unweaving the cards.

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