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Lark, Adam; Kramp, Robyne; Nurnberger-Haag, Julie – Science and Children, 2008
Many teachers and students have experienced the classic pet rock experiment in conjunction with a geology unit. A teacher has students bring in a "pet" rock found outside of school, and the students run geologic tests on the rock. The tests include determining relative hardness using Mohs scale, checking for magnetization, and assessing luster.…
Descriptors: Science Instruction, Teaching Methods, Geology, Science Activities