TeachEngineering
Teach Engineering: Oil on the Ocean
Students learn about oil spills and their environmental and economic effects. They experience the steps of the engineering design process as they brainstorm potential methods for oil spill clean-up, and then design, build, and re-design...
CK-12 Foundation
Ck 12: Fourth Grade Science: Life Science: Habitat Destruction
Looks at ways plants and animals, including humans, can impact the environment in this learning module.