Young scholars will examine the layers of the Earth. In this geology instructional activity, students create a scale model of the Earth's interior using cash register tape. They will determine the percentage of error in the scale...

Students dissect an apple to model the percentage of land on Earth that can be used as a food-producing resource. They use fractions to determine the habitable and agriculture area of the apple.

Ninth graders operate a model to observe the type of motion that occurs at a fault during an earthquake. They explore the effects of several variables. Students measure movement, calculate averages and plot and graph information.

In this water on planetary surfaces worksheet, students read about the Galileo spacecraft and the surface of Jupiter's moon Europa. They read about the energy needed to keep the water in a liquid state on Europa. Students solve 4...

Fourth graders plot points on a graph, connect the dots to make the ocean floor profile and label the topographical features. They utilize a worksheet and a website imbedded in this plan to plot the ocean floor.