AdSense

Wednesday, July 18, 2012

The Kopp Etchells Effect is Awesome (Cool)

The "Kopp Etchells Effect" has something to do with helicopters and sand. Other than that, I'm not really sure. You might find an answer on the source page.


the Kopp Etchells Effect is Awesome


Source - droppingthescience.com

No comments:

Post a Comment