ClassX Video Lessons Youtube Channel TED Ed

Category: TED Ed

The science of smog – Kim Preshoff

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Where do new words come from? – Marcel Danesi

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How many ways are there to prove the Pythagorean theorem? – Betty Fei

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What are gravitational waves? – Amber L. Stuver

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How do executive orders work? – Christina Greer

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Should we get rid of standardized testing? – Arlo Kempf

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Why do we harvest horseshoe crab blood? – Elizabeth Cox

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Are you a body with a mind or a mind with a body? – Maryam Alimardani

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A brief history of banned numbers – Alessandra King

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The surprising cause of stomach ulcers – Rusha Modi

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