Will adding a track to the balance car be like walking on the ground?

DIY a big wheels bicycle

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[Handicraft] Computer Fan Made Of Cardboard! Cooling Fan For A Big CPU

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Homemade ear spoon, can you see it?

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

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Giant bamboo pole

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[Handiwork] Putting Formula 1 Tires On An Electric Scooter

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【Handmade】Modified Super Speed Bike!

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You must ride your bike! Yes, it has no handlebars!

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Homemade Magical Piggy Bank! Mom don't have to worry about me saving money anymore

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Isn't this a perpetual motion machine?

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Homemade fast roller skates started with an electric screwdriver!

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How to ride this bike that bends over?

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

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

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10 brain-opening uses for lighters

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creative deformation chair

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new ship equipment

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The pliers I made are amazing!

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Handmade|Make a floating fish tank at home

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Fun LEGO experiment - what does a gear look like under a microscope?

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