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
Arena curling is overcomable with some effort however, as evidenced by the fact that many curling clubs in Scotland (the home of curling) operate on arena ice. A second major challenge of arena curling is rock storage. Arena clubs must develop a system for storing the 42 lb rocks off ice, while scrupulously protecting the bottom running surface. In large arena clubs of 4 or more sheets, it can take considerable man-power to move rocks on and off the ice before and after each game. A related challenge of off-ice rock storage is rock temperature. To curl effectively, rocks must be maintained