The Trampoline
The Trampoline. Invented By: George Nissen. Brian Kristin December 7, 2011 Period# 2 Computer# 17. Music: Free Play Music, The Chili Stain, December 8, 2011, www.freeplaymusic.com. Lemelson MIT, trampoline , December 1, 2011, http://web.mit.edu/invent/iow/nissen.html.
257 views • 4 slides