All episodes of Crash Course US History TV series. John Green teaches you about the roots of the American Revolution. The Revolution did not start on July 4, 1776.

Experience the full sweep of American history in just 10 minutes, from the earliest colonies to modern times. This fast-paced overview covers the key events, figures, and milestones that shaped the ...

Crash Course Biology's episodes premiered on May 30, but the "Crash Course" show has been around since 2012. It joins a cast of other topics, from history to public health.

Crash Course will take you from Gandhi to Gregg to Bayard Rustin to Martin Luther King, Jr, to the Cold War to Arab Spring along a path of nonviolent resistance and peaceful change. It's pretty great.