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結果 : what is the most useful invention ever made
5:57

Top 10 Inventions of All Time

WatchMojo.com
1,600,477 回視聴 - 10 年前
37:48

Amazing Inventions That On Another Level | Compilation | Best Of The Year 2023

Trending Machine
2,542,470 回視聴 - 6 か月前
49:18

Amazing Inventions You Should See | Compilation | Best Of The Summer

Trending Machine
11,354,507 回視聴 - 10 か月前
14:33

World’s *MOST* Useless Inventions! (WHY!?)

MoreAliA
5,192,288 回視聴 - 1 年前
11:21

The Most Useful Robot EVER MADE

Michael Reeves
4,931,782 回視聴 - 6 年前
0:15

My very first somewhat useless invention. (ORIGINAL)

Roscoe Van Damme
27,053,278 回視聴 - 14 年前
46:18

Best Invention Video For Kids: The Dr. Binocs Show | Learning Videos For Kids | Peekaboo Kidz

Peekaboo Kidz
13,808,876 回視聴 - 6 年前
13:43

World’s *MOST* Useless Inventions! (LOL)

MoreAliA
1,228,325 回視聴 - 7 か月前
18:39

Top 20 Most Important Inventions Of All Time

WatchMojo.com
35,753 回視聴 - 4 か月前

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11:40

15 Accidental Inventions You Can't Imagine Your Life Without

BRIGHT SIDE
6,263,413 回視聴 - 6 年前
12:47

World's Most *USELESS* Inventions..

Infinite
3,254,415 回視聴 - 1 年前
14:21

World's Most *USELESS* Inventions!

MoreAliA
7,979,014 回視聴 - 1 年前

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43:32

World's Greatest Inventions

Diary Sheets
96,565 回視聴 - 2 年前
20:30

Most Useless Inventions Ever Made!

MoreAliA
868,589 回視聴 - 2 か月前
15:02

10 World's *BEST* DIY INVENTIONS! (Must See)

MoreAliA
2,634,155 回視聴 - 2 年前
14:09

World's Most *USELESS* Inventions! (LOL)

MoreAliA
9,787,131 回視聴 - 1 年前
26:45

Inventions Of The Future That Will Soon Be Available To Everyone

BE AMAZED
2,645,082 回視聴 - 1 年前
26:12

World's BEST & WORST Inventions

PrestonReacts
1,817,025 回視聴 - 5 か月前
15:44

World's Most *USELESS* Inventions!

Infinite
1,599,795 回視聴 - 7 か月前
8:12

Transistors - The Invention That Changed The World

Real Engineering
5,484,250 回視聴 - 7 年前