ClassX Video Lessons Subjects History

Category: History

How Many Heartbeats Do We Get?

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How the CIA Secretly Spied On Climate Change

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Why are these weird symbols all over the desert? ????

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How Humans Ruined and Rescued an Ocean Paradise

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Can You Crush a Human Using the Atmosphere?

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How The Toilet Changed History

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Do the Nobel Prizes Still Make Sense in the 21st Century?

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What Made the 1918 Flu Pandemic So Deadly?

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The Surprising Origins of Thanksgiving Foods

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How Thomas Jefferson Saved America With a Dead Moose

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