World History, Year 2 Preview
概要
動画投稿日｜2014年6月27日
動画の長さ｜2:35
In which John Green talks to about the future of Crash Course, which in this case is the past, because we're going to teach some more World History. This year, things will be a little more topical. We'll be talking about big ideas like money and debt, disease, and war. And Vikings.
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