Bowling form Bowling form In the sport of ten-pin bowling, there are many different ways in which to deliver (known as a "throw" or "roll") the bowling ball in order to advance it toward the pins in an accurate and powerful manner. Generally, there are three basic forms of 10-pin bowling. The most basic form is known as stroking, which is the most classic form. The most powerful form is known as cranking, which imparts great leverage and maximum rotation on the ball, but sacrifices accuracy. In between the two is the domain of the tweener, who has characteristics of both, but
Bowling pin Canadian fivepins are between duckpins and tenpins in size, but have a thick, inch-wide rubber band around the widest part of the pin to increase pin action when struck. Candlepins are dissimilar to the others, being the tallest of all at 15-3/4 inches (40 cm), but only 2-15/16 inches wide and in weight, each pin nearly matching the maximum weight of a candlepin ball. They are nearly cylindrical in shape with a slight taper toward either end, making them vaguely resemble candles (hence the name). Unlike other bowling pins, because they are vertically symmetrical, candlepins may be set on either