Instructional Video4:05
Crash Course Kids

Weathering and Erosion

3rd - 8th
In this episode of Crash Course Kids, Sabrina gives us a real world example of how the Hydrosphere and Geosphere affect each other in the form of Weathering and Erosion. Think of Weathering as the force that makes a mess and Erosion as...
Instructional Video
Khan Academy

Khan Academy: Strobe Talbott on the Beginning of the Cold War

9th - 10th
Former Deputy Secretary of State Strobe Talbott discusses how the Cold War developed after post WWII peace summits and the strategic patience that stopped the expansion of Soviet communism. [6:36]