At this site from the NASA Classroom of the Future, you can learn about the many different layers of the earth and see what the earth would look like cut in half.

Learn about the lithosphere, the different types, continental drift, and the major plates.

This is written to support and further your content learning about the dynamic nature of Earth's surface. The goal is for you to develop a conceptual understanding of landforms so that you will be able to more effectively teach...