ClassX Video Lessons Subjects Science

Category: Science

Putting Hurricane Harvey In Perspective

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Where Do Birds Go In Winter?

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Does Someone Else Have Your Face? Doppelgängers Explained!

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This Is Not a Rainbow

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How Many Species Are There?

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What’s The Loudest Possible Sound?

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How Many Stars Are There?

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Why Does Time Go Forward?

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Where Do New Ideas Really Come From?

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How To Bend Light Using Just Your Finger

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