The great invention of "human"

It turns out that the pressure water pump is the principle! Simple technology and small productions

hongruicc

1.7K Views

new ship equipment

FengkuangnaodongDIY

7.2K Views

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

Famingjia101

19.6K Views

Blackfish flooded, the guy made his own fishing bow with bicycle tires, and the harvest was full in

gaizhuangkuangrennasita

7.2K Views

Invented by clever craftsmen

kuailejijin

7.3K Views

【Handmade】Modified Super Speed Bike!

Yonghengtiaodongdehuoyan

2.8K Views

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

lirengongjiangdiy

6.1K Views

What, I'm still pretty accurate.

FengkuangnaodongDIY

1.2K Views

Handmade|Magic toy box

Kiwinaodongshougong

80.1K Views

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

Yonghengtiaodongdehuoyan

3.7K Views

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

TheQshougong

7.8K Views

Make a Wi-Fi amplifier receiver and connect to Wi-Fi in the park!

TheQshougong

821 Views

These inventions are too "criminal", I really don't poke

Famingjia101

14.5K Views

Hidden Arrow is being fired

TheSshougong

2.1K Views

The uncle of the stall doesn't know the goods, so he sold me the rusted iron block for 30, and when

Dianxianshenga

1.0K Views

Half tire + half tire = one tire

TheQshougong

123.1K Views

Pull out a tree ring bowl from a cypress tree

Shanmeizimuyi

1.0K Views

Challenge the coolest locomotive in the crafting area! Made by hand in 40 days, then snatched

yuenanmujiangadao

10.0K Views

Homemade Wi-Fi remote antenna can connect to Wi-Fi even a few kilometers away!

TheQshougong

1.8K Views

How powerful can it be to propel a car with carbon dioxide? Plus a crash simulation experiment!

TheQshougong

3.5K Views