Exploring Nature
Exploring Nature Educational Resource: Skeletal System
A collection of illustrated fact sheets and activities on the parts of the human skeletal system and their functions.
CK-12 Foundation
Ck 12: Fourth Grade Science: Life Science: The Skeletal System
[Free Registration/Login may be required to access all resource tools.] Discusses the components and functions of the skeletal system; the structure of bone, and how bones grow and develop; and the different types of joints, and how they...