Why do staircases always spiral upward counterclockwise?

Feedback
Report

2 Views PremiumNov 13, 2025

Repost is prohibited without the creator's permission.

mashengxu00

0 Follower · 33 Videos

Recommended for You

All
Anime

1:23

How many GB of computer storage capacity does the human brain have?

mashengxu00

1 View

0:55

So white! Wow!

hanenhuih

49 Views

3:19

Let's follow Mechanical Punk to explore the irresistible charm of machinery!

jixiepangke

42 Views

5:28

Machines make work simple!! (Stress-relieving version)

jixiepangke

45 Views

4:04

Speed bump!! Amazing machinery~

jixiepangke

60 Views

3:17

Unlock the Secrets of Physics Together!

haoyongwujingongju

29 Views

3:37

Super Cool Mechanical Series: Speed Bumps! 12.12

jixiepangke

36 Views

3:00

The skilled workers at the speed bump construction site are truly amazing!

jixiepangke

53 Views

3:51

Super cool mechanical series of speed bumps!

jixiepangke

60 Views

4:36

Speed Bump: The Skilled Worker Series~

jixiepangke

14 Views

42:10

[Study with the Girl from “The Little Prince” on a Misty Morning] The Little Prince | Study | Early

Weixunqingtao

13 Views

4:15

Super cool mechanical series of speed bumps!

jixiepangke

83 Views

2:59

The irresistible mechanical series of speed bumps~

jixiepangke

16 Views

4:11

The “I Dig My Own Grave, I Fill It In” series: This 1/10 of the earthwork was moved today as “bricks

Jinzhengmeiyongde

28 Views

2:38

golaniyule0

golaniyuleyyds

111 Views

5:12

The irresistible charm of machinery~

jixiepangke

233 Views

4:28

Let's take a look at the amazing workplace of skilled workers!

jixiepangke

132 Views

3:41

Essential for the bathroom! A satisfying workplace scene~

jixiepangke

30 Views

4:17

Speed Bump for Boys and Girls: The Skilled Workers Series!!

jixiepangke

77 Views

4:58

The skilled workers' satisfying work site~

jixiepangke

28 Views