Students explore forest fires and forest service's new stategies. They study a case of natural burn and the impact of lowering the intensity of a larger forest fire.

Middle schoolers examine their assumptions about forest fires. They explore the conflicts involved with the forest service's new strategy. in addition, they will study one case where a prescribed natural burn had a significant impact on...

Science can be quite tasty. A delectable unit from NASA shows learners why it's important to consider food, nutrition, and health in space. Four lessons explore the idea in great depth, including testing cookie recipes. Along the way,...

Learners easure and record volume of water, then measure and record mass of soil. They explain the effects of the following in controlling erosion: Contouring, cover crop, strip cropping, reforestation, inter-seeding.