A slingshot pistol that you can make at home, do you need to test the initial speed?

A car powered by CO2 VS a pressurized Coke can, who is faster?

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Isn't this a perpetual motion machine?

122.9K Views

new ship equipment

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Today is another very "punishment" day, da da da

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【Handmade】How to make a DC motor from a Coke can! (School Craft Project)

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Grizzy and the lemmings (BLUE 14 ANIME)

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[Origami] Handmade triangular compound bow, high simulation, long range, so cool to play shooting ga

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Do you dare to sit in a canoe made of only twigs, plastic wrap and tape?

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The most creative safe in the world: a lock with a magnet!

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The ultimate mechanical short legs!

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Hand-forged "The Ring of Eldon | Old Man's Ring"

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Let Dianmo be terrified! 3x acceleration, look at silly cars

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The old life is new, when you play the wood gun with the speed chase and kill, become John wick in r

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Cyber bike

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How to ride this bike that bends over?

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Uncle Dam is upgraded again! All eight doors are fully open, and the ability to "discharge floods" i

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Handmade|Environmentally Friendly Rolling Calendar

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【Handmade】Modified Super Speed Bike!

2.9K Views

I set fire to my house...

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How to make a lighter that works "forever"

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