Teach you how to make a super microscope that can magnify 1000 times with glue sticks and laser poin

Teaching You How to Make Real-Life Water Freeze into Ice

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The teasing has begun!

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Use a spray to help kids quit smoking

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They say diamonds are forever, but they can be burned and broken.

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The power of science

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Suggested change to: What you see with your own eyes is not real

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Super cool mechanical series of speed bumps! 7.18

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Yemen is the first country to be destroyed by drugs, even children are not spared. How tragic is it?

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Speed bumps!! A mechanical marvel men can't resist~

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【Young Royals2】When the prince and princess get along with each other under the microscope②

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How to lay a qualified asphalt road? #Science #Unzip #Paving #Knowledge

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Let's take a look at the amazing workplace of skilled workers!

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[Handicraft] Make A Microscope With Movable Interiors

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[Approaching Elsa III] [Random Commentary 13] [Microscopic Adventure 14] The most sincere, detailed,

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What kind of wisdom did the ancients have to design such a sophisticated mechanism?

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Decompression video of the workers series!

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Introduction to Tequila

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Speed Bump Workers Series! 6.29

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Relaxing video: Skilled workers at a satisfying job site~

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I advise you to quit porn (enlarging testicles)

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