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Gzac95 Tufted Titmouse
Joined: 11 May 2014Gender: MalePosts: 27Location: Texas
http://imgur.com/NPMhKVN
timf Veteran
Joined: 25 Oct 2013Gender: MalePosts: 1,078
My son (16) plays it and enjoys it. I have found it helps him expand his mechanical perception as well as establish a foundation for the math and physics of motion. Also the dynamics of multi-element systems.