Light Reflects http://www.bbc.co.uk/schools/scienceclips/ages/10_11/see_things.shtml
Magic Factory Light Games http://www.nationalmediamuseum.org.uk/magic-factory/index2.html
Optics Workbench http://www.iknowthat.com/com/L3?Area=OpticsWorkbench
Reflecting and Refracting Telescopes http://www.yesmag.ca/how_work/telescope.html