Bowling ball Bowling ball A bowling ball is a piece of sporting equipment used to hit bowling pins in the sport of bowling. Balls used in ten-pin bowling are typically hard spheres with three holes drilled in them, one each for the ring and middle fingers, and one for the thumb. Regulating bodies such as the USBC maintain requirements for the properties of bowling balls, including size, hardness, and number of holes, as well as maintaining a list of bowling balls approved for competitive play. Other bowling balls, such as those used in five-pin bowling, candlepin bowling, and duckpin bowling are smaller,
Ten-pin bowling been on display at the International Bowling Hall of Fame and Museum in St. Louis, Missouri (before its relocation on January 26, 2010, to the International Bowling Campus in Arlington, Texas), however, shows British bowlers playing the sport outdoors, with a triangular formation of ten pins, chronologically before it appeared in the United States. A photograph of this painting appeared in the pages of the US-based "Bowler's Journal" magazine in 1988. While still closely related to the German nine-pin game "Kegeln", the modern version of ten-pin bowling that became a popular participant sport worldwide was an American creation. German immigrants