Look, it's a purple comet ☄

【Silver Mirror Reaction 2.0】Challenge to coat the entire test tube with silver mirror

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What will happen to scavengers and apple snails in -196°C liquid nitrogen? Can be resurrected? Who b

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What, I'm still pretty accurate.

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Cigarettes can kill mosquitoes quicker than mosquito-coil incense

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What happens when leeches meet mustard?

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This is the first time I saw a hydraulic press fail.

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Slime Experiment!

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Homemade Fly Trap

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fun magnetic game

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Mouse: You call this a cannon breaker 2

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Homemade wine candy

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Converting water into hydrogen is so easy - How to make a simple hydrogen generator!!!

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[Science] Amazing science magical toys to astonish you

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

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A leech vs 10 Periplaneta americana: A bloody battle!

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LEGO Challenge: Find the best wheel to climb

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Handmade|Small things renovation

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Use glue to stick the mosquito's mouth and look at it by microscope!

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Battery Magnet Train

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Front: Let me see what we built today? After: 6

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