SHOTS – In this format, a game point is predetermined. In Singles championship play it's 21 points. As scoring bowls are called "shots," the first player to attain 21 shots is the winner of the game.
ENDS – In this format, a game is comprised of a predetermined number of ends, ranging from 15 to 21. The team with the most points after playing the predetermined number of ends is the winner of the game.
TIME – In this format, a game is played for a predetermined period of time. The team with the most points at the end of this time period is the winner of the game.