Soil Erosion Demonstrations Gr. This is an activity to demonstrate water erosion on soil surfaces and the beneficial effect of conservation practices. Telling the Story of a Rock Gr. 4-8 Students complete a creative writing activity on rock as it goes through the processes that a change it from one type of rock into another type. Track 'Em Down Gr.
Students use data collected on themselves to infer similar information about dinosaurs.
Visual Model of the Planet Earth Gr. 3-9 This lesson uses a nectarine to model ratio and proportion of the Earth's core, crust, and land surface. Water Quality for Freshwater Organisms Gr. The purpose of this activity is to demonstrate to students the effect increased water temperature has on the amount of dissolved oxygen found in water and in turn upon the gill beat rate of fish. Weather Forecasting Gr.