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NEW Phat Gus Merch here!! https://markrober.store/ I started a company called CrunchLabs where we build a toy together and ...

Squirrels were stealing my bird seed so I solved the problem with mechanical engineering :) Here is an explanation of the illusion ...

I gave up on trying to battle my squirrels... but what if they battled each other? Acorns helps you save and invest for your future.

MarkRober is also an established YouTuber and his creation is part Ninja Warrior but hopes to make eating food out of the bird ...

Candy bowl thieves are technically porch pirates too :) Ask for the CrunchLabs Build Box for Christmas and then let's build some ...

This is Mark Rober! Enjoy it! This is FAN channel!

Since I was a little kid, I always wondered what it would be like to swim in a pool of Jello. Turns out it is really difficult. We heated ...

Kevin (aka The Backyard Scientist) and I filled a pool with 25 million waterballs (aka Orbeez) so I could settle an argument about ...

I, for one, welcome our Octopus overlords. Ask for the CrunchLabs Build Box for Christmas and then let's build some cool stuff ...

Here's a cool watermelon trick to make you the #1 food bringer at your Labor Day picnic this weekend. PLEASE CONSIDER ...

I made the world's largest Nerf gun to defend my honor. CHECK OUT AND SUB RYAN AND DAVID'S CHANNEL: ...

This is Mark Rober! Enjoy it! This is FAN channel!

Who knew the secret to magic was diapers... Get your very own CrunchLabs Build Box! Get 2 FREE boxes at ...

I lost my wallet and someone didn't return it. Revenge is a dish best served... with data. CGPGrey's fascinating video about how ...