Ten-pin bowling ball contacts only the 1, 3, 5 and 9 pins; for a left-hander, the 1, 2, 5 and 8 pins. In order to count, a pin must be knocked over entirely. If the pin is wobbling as the automatic pin machine picks it up (or the machine itself knocks over the pin while it is wobbling), it is still considered standing and is not scored. Also, if a pin is moved, it does not change its designation. For example, if the 10 pin were still standing and the 7 pin slid into the 8 pin position, converting this spare would
Ten-pin bowling ring finger release almost simultaneously. This gives the bowling ball its spin needed for the hook. If the player is right-handed, an ideal position of the thumb after letting go of the ball is "10 o'clock", meaning that the thumb has gone from 12 to 10, as looking at a clock. The corresponding position for left-handed players is 2 o'clock. Of course, there are innumerable variations in style and technique and the position of the thumb can vary from person to person. The second way is to hold the ball without the thumb in the thumb hole. This uses one