Post date: May 18, 2011 11:56:19 PM
http://www.youtube.com/watch?v=UcAIwuJ7O-c&feature=related (science fair ideas)
http://www.youtube.com/watch?v=r_iQlfQq-wI&feature=related (science fair ideas)
http://www.youtube.com/watch?v=7e5XU0HKFLA (how to prepare for the science fair)