Curling when all eight rocks from each team have been delivered, a total of sixteen stones. If the teams are tied at the end of the game, play continues for as many ends as may be required to break the tie. The winner is the team with the highest score after all ends have been completed (see Scoring below). A game may be conceded if considered unwinnable. International competitive games are generally ten ends, so most of the national championships that send a representative to the World Championships or Olympics also play ten ends. However, there is a movement on the
2017 Continental Cup of Curling eighteen team games and six skins games. The teams were selected from the top teams in each region. Six teams from each region will compete against each other in the competition. Four teams from Canada earn the right to represent Team North America by virtue of winning certain events, namely the Canada Cup of Curling and the Canadian National Championships (the Brier and the Tournament of Hearts). Two teams from the United States, namely the top point-getters of American teams on the World Curling Tour, were chosen to represent North America, and the teams representing Team World were selected by