ClassFlow
Class Flow: Rivers 2
[Free Registration/Login Required] In this lesson students evaluate the water cycle and how rivers erode, transport, and deposit materials to produce physical features. Many slides and aerial photos of flooding and riverbanks are...
Curated OER
National Park Service: Varying Valleys
The NPS offers a good description of the three main types of valleys, lesson objectives, and modeling activities.
Georgia Department of Education
Ga Virtual Learning: Geology: Glaciers
In this interactive tutorial, you will learn about glaciers - rivers of ice. Learn about the features caused by moving glaciers.