American Museum of Natural History
American Museum of Natural History: O Logy: Stuff to Do: Edible Earth
Take a look at the layers that make up our Earth: inner core, outer core, mantle, and crust. Then have fun making a model of the Earth's interior that you can eat up.
Georgia Department of Education
Ga Virtual Learning: Earth Origin, Composition, and Structure
In this lesson, you will learn about how the Earth formed as well as the composition and structural layers of the Earth's interior.
The Tech Interactive
Tech Museum of Innovation: Inside the Earth
As an overview of the online exhibit on earthquakes, this site discusses the various sections inside the Earth. The crust, the mantle, and the core are each individually discussed.
CK-12 Foundation
Ck 12: Earth Science: Interior of the Sun
Identify the layers of the Sun's interior. [Free Registration/Login may be required to access all resource tools.]
CK-12 Foundation
Ck 12: Earth Science: Interior of the Sun
[Free Registration/Login may be required to access all resource tools.] Identify the layers of the sun's internal structure.
Science Education Resource Center at Carleton College
Serc: Let's Build the Earth!: The Structure of the Earth's Crust and Interior
For this activity, students will make observations then construct a "sample" model representation of the Earth's layers. They will compare and contrast the movement and material in each layer explaining the location and what it contains.
US Geological Survey
Usgs: Inside the Earth
This is a website to learn not only about the inner and outer core, but also about the crust and the mantle of the interior of the earth.
Other
University of Delaware: Plate Tectonics
This site is a very simple overview of plate tectonics. It includes a map of all the major plates and a diagram of the layers of the earth.