Joker (playing card) Sometimes, the two Jokers are used. An approach is to identify the "black" Joker with a rank of zero with the Fool and the "red" Joker with "the Magician", also known as "the Juggler", which is a card with a rank of one that is somewhat similar in interpretation and is considered the first step in the "Fool's Journey". In a standard deck, there are usually two Jokers. The Joker's use varies greatly. Many card games omit the card entirely; as a result, Jokers are often used as informal replacements for lost or damaged cards in a deck by simply
Zener cards the experimenter picks up a card in a shuffled pack, observes the symbol, and records the answer of the person being tested, who would guess which of the five designs is on the card. The experimenter continues until all the cards in the pack are tested. Poor shuffling methods can make the order of cards in the deck easier to predict and the cards could have been inadvertently or intentionally marked and manipulated. In his experiments, J. B. Rhine first shuffled the cards by hand but later decided to use a machine for shuffling. In his book, "The New Apocrypha",