Plate tectonics theory, formulated in the 1960s and 70s, states that the Earth's outer crust is composed of moving plates. For example, two hundred million years ago there was only one super continent named Pangaea. Plate tectonics also explains how mount
Developed in partnership with NASA Classroom of the Future, this two-story virtual museum for elementary and middle school students has an Earth Floor, and one dedicated to dinosaurs.
With lots of colorful illustrations, Enchanting Learning introduces continental drift and the Earth's plates to both elementary and middle-school students.
"Take a hard-boiled egg and crack its shell.
This University of California Museum of Paleontology site has oodles of animations illustrating 750 millions years of continental drift, but they are mostly variations on the same theme; no need to view them all.
"We now know that, directly or indirectly, plate tectonics influences nearly all geologic processes, past and present.