US Geological Survey
U.s. Geological Survey: Hotspots: Mantle Thermal Plumes
Learn more about the hot spot theory developed in 1963 by the Canadian geophysicist J. Tuzo Wilson. Diagrams help you visualize the way hot spots formed geologic structures such as the Hawaiian Islands.
CK-12 Foundation
Ck 12: Plix: Island Chain Formation: Plate Tectonics Through Earth History
[Free Registration/Login Required] This site contains information and a quiz about how an island chain forms.