Bonne journée de Pi - Happy Pi day

[youtube]http://www.youtube.com/watch?v=ZNiRzZ66YN0[/youtube]

[youtube]http://www.youtube.com/watch?v=Vp9zLbIE8zo#![/youtube]

 

http://www.piday.org/

 

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Jocelyn Dagenais

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