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Mark Rober

14:06

1st place Mousetrap Car Ideas

Mark Rober

23M views

19:00

Mark Rober vs Dude Perfect- Ultimate Robot Battle

Mark Rober

38M views

1:00

World’s Largest Jello Pool

Mark Rober

298M views

19:17

My Rock, Paper, Scissors Robot Never Loses (+9 Other Inventions)

Mark Rober

24M views

8:29

Can Mark Rober Beat A Chess Master Blindfolded?

Chess.com

161K views

28:18

Lasers vs Lightning- Which Is More Powerful?

Mark Rober

20M views

0:38

I NEED 1 MORE SUBSCRIBER!

Mark Rober

224M views

9:54

Mark Rober Reacts to Kids Genius Inventions

CrunchLabs

909K views

1:38

Unbreakable Ice Cream Safe

Mark Rober

24M views

17:57

Dude Perfect vs Mark Rober: Battle Bots

Dude Perfect

6.7M views

3:18

World's Largest Nerf Gun

Mark Rober

48M views

0:58

Decoy Mark Rober vs 50,000 nerds

Mark Rober

33M views

10:57

Flying Phone Scam Exposed (so I built a REAL one)

Mark Rober

67M views

1:02:56

Build a Tank With Trash, Win $1,000! (ft. Mark Rober)

Stay Wild

10M views

16:20

World's Tallest Elephant Toothpaste Volcano

Mark Rober

51M views

5:37

Automatic Bullseye, MOVING Dartboard

Mark Rober

23M views

21:32

Amazing Invention- This Drone Will Change Everything

Mark Rober

38M views

8:28

Myth-testing Christmas movies with Science Experiments

Mark Rober

18M views

8:37

How To See Germs Spread Experiment (Coronavirus)

Mark Rober

37M views