Mexican Train Double 12 Color-Coded Dominoes Game: * Professional-size dominoes: 1"x 2"x 3/8" thick (each) * Includes electronic Choo Choo train sounder, eight train markers and centerpiece * Rules for eight games: * Straight Dominoes * 42 * Moon * 84 (takes 2 sets) * Solitaire * Chickenfoot * Mexican Train * Super Dominoes * Batteries required