Balls
http://www.sciencechannel.com/tv-sho...-bowling-ball/
Pins, sorry, this video is not working for some reason...
http://www.bowlingvids.com/how-its-m...8fe549f6f.html
“There’s nothing like throwing a 16lb 8.5 inch sphere at 10 3.5lb wooden objects spaced 12 inches apart and having them all hit each other” proud member of Bowlingboards.com bowling forums and ball contest winner
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