WebElements Period table http://www.webelements.com/
Los Alamos National Library's Chemical Division Periodic Table of the Elements http://periodic.lanl.gov/default.htm
Chemical Elements an interactice periodic table of elements http://www.chemicalelements.com/
Animated Periodic Table http://www.animatedsoftware.com/elearning/Periodic%20Table/AnimatedPeriodicTable.swf
Lab demos http://www.wfu.edu/physics/demolabs/demos
Science animation http://www.sumanasinc.com/webcontent/animation.html