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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
"There are many glaciers all over Alaska. Flying into Lake Clark National Park and Preserve through Lake Clark Pass, you will see many glaciers. These glaciers were growing during the last Ice Age. Now many are retreating because Alaska is getting warmer. As the glaciers melt they leave behind...
Grade Level   5 6 7 8 9 10 11 12
Classroom Activities Curricula and Instruction
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3
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
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4
Raindrops contain more than just water. In addition to the small particles of dust around which water drops form, raindrops can contain chemicals found in the atmosphere. Often rain is slightly acidic. This “acid rain” can chemically affect (weather) materials it touches. The amount of...
Grade Level   6 7 8 9 10
Classroom Activities Curricula and Instruction
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5
Sinkholes are natural depressions in the land caused when limestone and soils dissolve. They form when groundwater removes rock underground. They can form by slow gradual sinking or by sudden collapse of an underlying hole. Sinkholes are common in about one quarter of the U.S. You can usually...
Grade Level   6 7 8 9 10
Classroom Activities Curricula and Instruction
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6
One of the most frightening and destructive phenomena of nature is a severe earthquake and its terrible aftereffects. An earthquake is a sudden movement of the Earth, caused by the abrupt release of strain that has accumulated over a long time. For hundreds of millions of years, the forces of plate...
Grade Level   7 8 9 10 11 12
Classroom Activities Curricula and Instruction
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