Video · Movies are Magic: Crash Course Film History #1 TwitterShare on Facebook1K 442 000 views Crash Course - April 13, 2017 Science Crash Course More Videos What is Plate Tectonics: Crash Course Geology #10 Science · 8 hours ago What is Plate Tectonics: Crash Course Geology #10 Science · 8 hours ago How Water Shapes the Land: Crash Course Geology #9 Science · 1 week ago How Water Shapes the Land: Crash Course Geology #9 Science · 1 week ago Myths About Diamonds: Crash Course Geology #8 Science · 2 weeks ago How Do Gems Form?: Crash Course Geology #7 Science · 3 weeks ago How Do Gems Form?: Crash Course Geology #7 Science · 3 weeks ago A Message From Hank Green Science · May 28, 2026