Video added by Tom on 6 December 2007 08:22

Did you know?

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Description

Thanks to Carl Fisch for this eye opening presentation... Here's the link to his blog: http://thefischbowl.blogspot.com/2006/08/did-you-know.html and here are his sources: http://www.lps.k12.co.us/schools/arapahoe/fisch/didyouknow/sourcesfordidyouknow.pdf ...