Ten-pin bowling 5 on their first ball and 3 on their second, the open frame would be worth 8 pins.) The maximum score in ten-pin bowling is 300. This consists of getting 12 strikes in a row in one game (one strike each in frames 1–9, plus all three possible strikes in the tenth frame), and is also known as a perfect game. In 1934, British anthropologist Sir Flinders Petrie, along with a team of archaeologists, discovered various primitive bowling balls, bowling pins and other materials in the grave of a protodynastic Egyptian boy dating to , very shortly before the reign
Ten-pin bowling a "shovel-pitch" from the side. A conventional bowling ball is designed to roll about a generally horizontal axis, and often the core is asymmetric so that the ball can hook naturally. However, in parts of Asia, the "spinner", "helicopter" or "UFO" release is more common. A ball spinning about a generally vertical axis of rotation spins like a top down the lane, and slides straighter, regardless of oil pattern. The ball takes an unconventional path along the front pins ("deflection"), creating domino effect pin action. The spin is generated by rotating the hand counter clockwise (right-handed bowlers) until the hand