Curated OER
What in the World Is a Watershed?
Students discover the role of a watershed. In this geography lesson, students are shown a diagram of a watershed and discuss the definition of a watershed. Students demonstrate the role of a watershed by using an umbrella and spraying it...
US Environmental Protection Agency
Epa: Build Your Own Watershed
How can you learn to build your own watershed? This site features an activity to illustrate the basic properties of a watershed. Don't miss out.