Ten-pin bowling regulations, identification letters and numbers, and general wear from normal use. For much of the history of bowling, bowling balls were made using a three-piece construction method. Starting in the mid-1990s, however, most manufacturers switched to a two-piece method. In response to these innovative ball designs, the American Bowling Congress placed further restrictions on the technical characteristics of the ball such as the radius of gyration and hooking potential. A game of bowling consists of ten frames. In each frame, the bowler will have two chances to knock down as many pins as possible with their bowling ball. In games
Ten-pin bowling many fictional works. One of the most notable recent examples is "Harry Potter and the Philosopher's Stone" by J. K. Rowling. Although it and its sequels establish that the magical characters featured know nothing about the non-magical (i.e., "real") world, "Philosopher's Stone" reveals that one major character, Professor Albus Dumbledore is a fan of ten-pin bowling. Since the electronic gaming industry began, ten-pin bowling has been seen in many formats on many big name gaming machines. Mattel's Intellivision game line introduced "PBA Bowling", the first fully electronic bowling game, in 1980. JAMDAT Mobile (now known as EA Mobile), made the