Sport in childhood. Association football, shown above, is a team sport which also provides opportunities to nurture physical fitness and social interaction skills. Sport (British English) or sports (American English) includes all forms of competitive physical activity or games which, through casual or organized participation, aim to use, maintain or improve physical ability and skills while providing enjoyment to participants, and in some cases, entertainment for spectators. Hundreds of sports exist, from those between single contestants, through to those with hundreds of simultaneous participants, either in teams or competing as individuals. In certain sports such as racing , many contestants may compete, simultaneously or consecutively, with one winner; in others, the contest (a match ) is between two sides, each attempting to exceed the other. Some sports allow a tie game; others provide tie-breaking methods to ensure one winner and one loser. A number of cont