by Kim A. Howe, M.S.
Examine the similarities and differences between rocks and minerals utilizing streak, acid, hardness, and magnetic tests. Create your own crystals, identify minerals on labels, and gather rocks from your area. Simulate the role of an archeologist, looking at different types of fossils and then going on your own dinosaur dig.
This online unit can be used independently, but it is also designed to be used concurrently with the literature unit Holes.