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• fun
• , programming
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• , mathematics
• , puzzles
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• , MindDrill
• , 2-my stuff
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• Joel's hobby in math

Saved by 9 people (-1 private), first by anonymouse user on 2008-01-03

• Ukisami on 2009-11-04 - Tags no_tag
• Tonyfrazier on 2009-02-12 - Tags puzzles
• Nights on 2008-04-24 - Tags programming , challenge , internet , mathematics , fun , delicious
• Danarm on 2008-02-19 - Tags MindDrill , IQ
• Kindhost on 2008-01-31 - Tags 1-education , 2-my stuff , ie , links , philosophy & logic