This video on Plate Tectonics is currently featured on the Khan Academy homepage: http://www.khanacademy.org/. This is just one of the over 2,600 educational videos available through Khan Academy. Anyone in the world may take advantage of this great FREE resource to learn about topics ranging from arithmetic to advanced math & science to plate tectonics! As you can see in the example below these videos may also be embedded in your own website or blog.