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Now that you've met my son, please consider sharing and donating to impact his life and so many others like him. Livestream ...

I don't like sand. It's coarse, and rough, and irritating, and it gets everywhere. Fluidized beds are used in industry for various ...

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: ...

I have been working on this board for over 3 years. Super pumped to finally share it with all y'all. Here is a link to some of the ...

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

I started a company called CrunchLabs where we build a toy together and then I teach you all the juicy physics for how it works.

You now know 7 amazing new things and that's cooler than magic! Get the CrunchLabs Build Box! Two 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 ...

Prepare to drop some knowledge next time you visit the carnival. I collected data at the carnival for a full day. Then I used that ...

This video was edited by me, where I added a voiceover and different storyline to entertain viewers and add that extra wildness.

This is a new way for bad guys to steal your ATM pin code using an iPhone without you noticing at all BUT there is a really simple ...

Watch to the end and comment below with a rating of Mark's dish! Subscribe to help us become the #1 food channel ...

What was your favorite at home invention? Im still thinking about the epic diorama! Get your very own CrunchLabs Build Box!

How much money does Mark Rober make from YouTube ad revenue? An explanation of this calculation is at the bottom.

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 ...

Just some helpful science if you ever find yourself face to face with a grenade :) CHECK OUT THE BACKYARD SCIENTIST: ...

I, for one, welcome our avian overlords! Have fun learning to be resilient with CrunchLabs and get 2 FREE boxes at: ...