Learn to play this Chinese tile game in which four players, in competition with each other, duplicate set hands from the Official Hands and Rules card of the National Mah Jongg League, Inc. Mah Jongg games can be found wherever one may travel. Many senior centers or recreation centers host games, as do friends and neighbors. Betting is an accepted part of the Mah Jongg game but is not allowed by OSHER@Dartmouth guidelines.