Fourth graders research soil layers and create a soil profile in a jar.  In this soil profile instructional activity, 4th graders working in groups, research a given layer of soil, make a 3-5 minute presentation to the class, and...

Second graders create stratified soil levels using pictures. In this earth science lesson, 2nd graders identify "artifacts" from 3 historic eras and divide them into 3 soil levels. Then they draw their own multi-level soil profile and...

Fourth graders explore different levels of soil. In this soil lesson plan, 4th graders investigate the amount water that can be absorbed by topsoil, subsoil, and bedrock.

Students identify what materials make up compost. In this science of recycling lesson plan, students explain the benefits of composting determine how compost is a good plant fertilizer.