Ten-pin bowling duckpin bowling (conceived in 1895), popular in the Northeast United States, as well as Canada's own sport of five-pin bowling, all three of which use smaller diameter, lighter weight bowling balls when compared to tenpin bowling, without the necessity for finger holes in them. The , lane is bordered along its length by semicylindrical channels called "gutters", which are designed to collect errant balls. The overall width of the lane including the channels is . The narrow lane prevents bowling a straight line at the angle required to consistently carry (knock down) all ten pins for a strike. Most skillful
Ten-pin bowling two extra balls for achieving a strike in the tenth frame, or one extra ball for achieving a spare. This allows for a potential of 12 strikes in a single game, and a maximum score of 300 pins, a perfect game. The player with the highest pinfall at the end of ten frames wins. Although, if there is a time limit and if time runs out before the end of ten frames bowling stops, and the person with the highest pinfall wins the game. In general, one point is scored for each pin that is knocked over. So if a