Contract rummy Contract rummy Contract rummy is a Rummy card game, based on gin rummy played by 3 to 8 players. It is also known as Combination rummy, Deuces Wild Rummy, Joker rummy and Phase 10. Contract rummy is played with multiple decks of 54 standard playing cards, including the Jokers. Aces are high and low (above a King), and Jokers are wild cards. The number of decks varies from 2 to 4 and is based on the number of players (see chart). Each game is based on 7 rounds of hands, and the rules for each hand are unique. One person
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",