ClassX Video Lessons Youtube Channel Mystery Science

Category: Mystery Science

Why is it so hard to make new inventions?

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Could you build a real house out of cookies and candy?

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Why does it matter if an animal is endangered?

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How does mail get delivered?

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Who invented the alphabet?

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Do any plants eat animals?

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Why are four-leaf clovers so rare?

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How do cicadas make so much noise?

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Why do we have leap years?

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Why do beavers build dams?

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