How to Play Mexican Train Dominoes | Official Rules

double dominoDouble-six dominoes, with 28 tiles; Double-nine dominoes, with 55 tiles; Double-fifteen dominoes with 136 tiles; Double-ehteen dominoes with 190 tiles; Getting Started Equipment and numberIn some domino games, however, the number of pips on a domino is used strictly for matching purposes. The Domino Set A set of domino pieces is sometimes called a deck. The four most