Invisible Laser Trap Pranks YouTube’s CEO

my father partcep in first global

i cou,d use this to stop my cat from entering my room

HOW DO WE GET THE GRANT?

Government

Ha

Can I order this once? My son loves your videos

Pls translate 😢

👍🏻

I love the Tripwire.

Thank you Mark

Booooooo

Please mark Rober please translate your language

I love how you're fostering the next generation engineers.

Hello marc,
Your video is really great. I would love to reproduce the same thing with the laser detector.
Do you have a tutorial for making this detector?
Ulysses

Hi my son really wants to go

first goes hard

Who was here since day 1

well,we know who got plot armor now

❤❤

Dou you speak spanish

¿do you speak spanish¡¿

That would be the perfect place for school classes

nice

Wow…

I want this guy's Brain

As a someone on a FTC team, interesting design for Centerstage! good luck on the season!

I wish i could be there

So sad that none of them used your egg drop video as inspiration

WOOOOOOOW IM MIND BLOWN

Robot (:

l love it keep it up I am subscribed

As a member of FRC this is awesome!

Hi Im the the FIRST Lego Leauge lol

It’s an honest shame that no one used the strategy mark used in his egg dropping video because they had straws

getting a FIRST team involved is sick.

ok my man's on his way to make a portal 1 and 2 turret
change my mind

Mark Rober is basically my inner child

There is so many things to say . but in the end it sums up to <3 Keep doing what you do . Make engineering fun

Love that you doing this for the next generation of engineers! Wish I would have had the same opportunity. I know my Engineering path would have been much better

... Impressive.

Hello

can't wait to go Home Alone on my parents!

I feel bad for the cleaning crew 🤣(? How do you clean it up)