CK-12 Foundation
Ck 12: Rocks and Processes of the Rock Cycle
[Free Registration/Login may be required to access all resource tools.] Instructional videos, grade-level texts, interactive activities, and quick assessments about rocks and processes of the rock cycle.
CK-12 Foundation
Ck 12: Earth Science: Rocks and Processes of the Rock Cycle
[Free Registration/Login may be required to access all resource tools.] Presents the three major rock types and the rock cycle.
CK-12 Foundation
Ck 12: Earth Science: Rocks and Processes of the Rock Cycle
[Free Registration/Login may be required to access all resource tools.] Presents the three major rock types and the rock cycle.