A player within 2 points of winning scores only 1 point for a double header or a triple header. A player within 3 points of winning scores only 2 point for a double header or a triple header. The player who dominoes or wins a blocked round scores 2 points. A game is 15 points for 2 players and 10 points for 3 or 4 players. A round is blocked when nobody can play and there are at least two dominoes in the boneyard.
Special rules apply for determining the winner of a blocked round.
If only one player has NO doubles in his hand, he wins. If nobody has a double, the player with the lowest pip total in his hand wins. Pips are not counted. If everyone has a double, the player with the lowest double wins. The player who has NO doubles in his hand.