philliplong
AP Physics
Posts: 396
Registered: Mar 10, 2013 16:29:37 GMT -6
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Post by philliplong on Mar 6, 2014 22:10:01 GMT -6
I watch all of this guy's videos and this one is pretty good.
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Post by Mr. Askey on Mar 9, 2014 23:40:09 GMT -6
He is good. I watched a few of his last summer on how engines work.
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