Happy Tau Day

Contributed by: masodo on Tuesday, June 28 2011 @ 06:02 am UTC

Last modified on

 

Happy Tau Day 201_123456789

[*1]

[tag:math educational seasonal tips]

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BlogDogIt - Happy Tau Day
http://blogdogit.com/article.php?story=20110628060243532

[*1] http://tauday.com
[*2] http://tauday.com/