Other
Paleomap Project: Earth History
The PALEOMAP Project illustrates the plate tectonic development of the ocean basins and continents, as well as the changing distribution of land and sea during the past 1100 million years. Includes virtual 3D paeloglobes.
Extreme Science
Extreme Science: A Lesson in Plate Tectonics
With its clickable map, this site provides text and graphics on spreading boundary, converging boundary, subduction zone, transverse boundaries and faults.
PBS
Pbs: Mountain Maker, Earth Shaker: You Try It
What can a hard-boiled egg tell you about the Earth? Check this site out to learn. Be sure to click on "Plate Tectonics activity" for a graphic representation.