eBook
OpenStax

Open Stax: World War Ii 1941 1945: Origins of War: Europe, Asia and United States

For Students 11th - 12th
Examines the conditions that fostered the rise of Fascism and Nazism, the events during the lead-up to the outbreak of war, and what Roosevelt did to help affected nations yet still keep the United States neutral.
Article
Steven Kreis, PhD

The History Guide: The Origins of the Cold War

For Students 9th - 10th
A lengthy lecture-format page with key points of the development and emergence of the Cold War. Includes many useful links within the content.
eBook
Libre Text

Uc Davis Geo Wiki: Newton's 2nd Law

For Students 9th - 10th
The wind blowing over your house, the Gulf Stream flowing into the North Atlantic Ocean from Florida to Europe, the jet stream at 10 km altitude. All these different flows in the atmosphere and in the ocean can be understood using ideas...