Students will examine the layers of the Earth. In this geology lesson plan, students create a scale model of the Earth's interior using cash register tape. They will determine the percentage of error in the scale compared to the actual...

Students explore reasons for varied salinity in bodies of water. In this geographical inquiry lesson plan, students use a variety of visual and written information including maps, data tables, and graphs, to form a hypothesis as to why...

Students examine hurricanes. In this web-based meteorology instructional activity, students study the relationship between ocean temperature and hurricane intensity. They differentiate between intensity and frequency of hurricanes.

Fourth graders conduct an experiment demonstrating the effects of water and air temperature on precipitation. They create graphs demonstrating their findings using Claris Works for Kids.

Students recognize the faces of the four presidents on the South Dakota quarter reverse. After discussing the duties and responsibilities of presidents, they list the contributions of the four presidents. They decide which presidents are...