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Published in 2005
Students have the opportunity to take a core sample of their local soil. Using PVC piping, a section of soil is pulled up, allowing students to observe the soil's different layers. Those layers are then separated and identified. The identification process helps students understand what elements make...
Grade Level   5 6 7 8
Classroom Activities Curricula and Instruction
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2
This activity allows students to experience what rocks and minerals go through during the rock cycle. The activity explains how to manipulate chocolate using heated water and a knife into different states representing metamorphic, igneous, and sedimentary rocks. Chocolate can be ground into small...
Grade Level   3 4 5 6 7 8
Classroom Activities Curricula and Instruction
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3
We usually think of caves forming as rocks are dissolved and the particles are washed away, leaving hollow spaces behind. This activity simulates the way that dissolution, a chemical weathering process, leads to the formation of caves. When precipitation such as rainwater or snowmelt mixes with...
Grade Level   7 8 9 10 11 12
Classroom Activities Curricula and Instruction
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