How long is one second?

[Collection 4] Another batch of serious knowledge added

zhengjingdezhishi

0 View

Incest, but not completely

zhengjingdezhishi

18 Views

Tie a rocket made of 60,000 matches to a car and see how far it can be pushed?

Lierdou

1.4K Views

Grass cutting knife 666

haoyongwujingongju

13 Views

Releasing an ant queen in a crowd of hungry mosquitoes, how will it end?

Zuoge100

101.5K Views

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

Famingjia101

4.9K Views

[DIY] I will teach you to make cool bismuth crystal!

Shiwudeyueliangnianjiuyuan

6.2K Views

Slime Experiment!

________bufanzhan

2.0K Views

"Being better because of the light, being suppressed by the light"

tiantaoxingxingmeng-

42 Views

Who said this UP can't build bridges? !

beclegaoshiyan

1.8K Views

Iron Ball VS Glass Bottle Blast Contest

pingzigungun

13.5K Views

Experiment: Coca Cola VS Mentos

FengkuangnaodongDIY

9.8K Views

Good guy, there will be no need to build bridges in the future.

beclegaoshiyan

42.3K Views

Honeycomb honey in a glass bottle! Success! I took it out today to show you guys, but the success ra

marissa_scott_02

39 Views

The moment the liquid aluminum was poured in, the ant nest immediately burst into flames! smoke ever

yixueyishuanthill

2.9K Views

It turns out that mice don’t communicate with each other, and the last one was so miserable

shilinglingjiea

289.3K Views

I failed, magical operation, strange area, the first person on station B

sephirothballs

15 Views

[Takagi-san] Takagi-san who is good at functions (2)

azomi

54 Views

Red-hot iron ball vs watermelon

weipangdalihua

450 Views

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

xiaokechibaobao

2.5K Views