Ten-pin bowling over the Model A), all three versions are still in widespread use. The television age of the 1950s also helped to increase the popularity of ten-pin bowling, as images of the sport began to enter the homes of millions across the United States. Nationally televised programs like "Jackpot Bowling" and "Make That Spare" became popular on Friday nights from the late 1950s into the early 1960s. Following many years of debate over what constituted a professional bowler versus an amateur, Eddie Elias founded the Professional Bowlers Association (PBA) in 1958. The PBA's "Pro Bowlers Tour" became a permanent part of
Ten-pin bowling topple on two equivalent shots. The pins are arranged in a triangular position by an automated machine. While professional ten-pin bowling tournaments are held in numerous countries, the sport is commonly played as a hobby by millions of people around the world. In Canada, the United States, United Kingdom, Ireland and Australia, the game is commonly referred to as just "bowling". In New England, "bowling" is usually referred to as "ten-pin bowling" or "big-ball bowling", because of the smaller diameter, lighter weight ball used in the Worcester, Massachusetts-conceived sport of candlepin bowling from 1880, and the similarly "small-ball" sport of