Interactive
CK-12 Foundation

Intrusive and Extrusive Igneous Rocks

For Students 6th - 12th
Check out a resource that's erupting with engaging material! Earth science scholars discover how igneous rocks form in a well-rounded interactive. They manipulate the cooling time of lava to watch crystals form, learn visual...
Interactive
American Museum of Natural History

What Do You Know About Earth?

For Students 6th - 12th
Time to rock and roll! Young scientists test their knowledge about rocks found on Earth and what they tell scientists. A 10-question quiz focuses on the different types of rocks, how they are formed, and what they are made of.