Bowling ball to skid longer before reacting (hooking). Reactive cover stocks finishes include "matte" (aggressive reaction), "shiny" (longer skid distance than matte finish), "pearl" (greatest skid distance among reactive cover stocks), and "hybrid" (combination of skid distance and back end reaction). Duckpin balls weigh each, with up to three balls delivered per round (or "frame") of bowling for one bowler. The duckpin ball has a maximum diameter of , slightly larger than a candlepin ball but, like a candlepin ball, contains no finger holes. Duckpins are correspondingly shorter and lighter than their ten-pin equivalents and it is more difficult to knock them
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