btillman
btillman
Calculus
The boy in the background is doing some crazy calculus, all without any sort of calculator or cheat-sheet.
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Uploaded on July 25, 2011
Taken on May 25, 2011
Calculus
The boy in the background is doing some crazy calculus, all without any sort of calculator or cheat-sheet.
264
views
0
faves
0
comments
Uploaded on July 25, 2011
Taken on May 25, 2011