Snowball Machine Gun- How to make
Here's how to make a Snowball Machine Gun that can fire 13 snowballs in .5 seconds. It's a must have in any self-respecting Uncle's arsenal.
2026-06-29 00:48:28 +0000 UTC→2026-06-29 00:54:51 +0000 UTC(6m)
Schedule for Mark Rober TV
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Funniest Pranks Ever!- Camp CrunchLabs Week 6
Welcome to the sixth week of Camp CrunchLabs, this week we will be going over some of your best submissions for the best prank ever challenge!
2026-06-29 00:54:51 +0000 UTC→2026-06-29 01:33:16 +0000 UTC(38m)
Snowball Machine Gun- How to make
Here's how to make a Snowball Machine Gun that can fire 13 snowballs in .5 seconds. It's a must have in any self-respecting Uncle's arsenal.
2026-06-29 00:48:28 +0000 UTC→2026-06-29 00:54:51 +0000 UTC(6m)
Flying Phone Scam Exposed (so I built a REAL one)
Don't mess with my people. I saw a viral video of a guy who supposedly put propellers on his phone case. With my engineering background, it was clearly fake—yet people believed it and bought it via affiliate links. So, I did a deep dive into every clue proving it's a hoax.
2026-06-29 00:35:43 +0000 UTC→2026-06-29 00:48:28 +0000 UTC(12m)
Engineers vs. Thanksgiving Dinner
We used YouTube's most expensive potato masher.
2026-06-29 00:19:47 +0000 UTC→2026-06-29 00:35:43 +0000 UTC(15m)
Gummy Bear Flame Volcano! Camp CrunchLabs Week 11
Welcome to the eleventh week of Camp and our eleventh set of mega experiments!
2026-06-29 00:03:41 +0000 UTC→2026-06-29 00:19:47 +0000 UTC(16m)
I Spent $5,000,000 So You Can Go To Space For FREE
Mark Rober launches a $5M custom satellite called "Sat Gus" into orbit via a SpaceX Falcon 9 rocket. Equipped with a camera and a Google Pixel screen, it allows anyone on Earth to wirelessly upload a photo and get a free selfie in space with Earth as the background.
2026-06-28 23:38:57 +0000 UTC→2026-06-29 00:03:41 +0000 UTC(24m)
Glitterbomb Trap Catches Phone Scammer (who gets arrested)
I glitterbombed my way up the scammer chain of command.
2026-06-28 23:14:02 +0000 UTC→2026-06-28 23:38:57 +0000 UTC(24m)
Pranks Destroy Scam Callers- GlitterBomb Payback
Please share this video and let's shut them down.
2026-06-28 22:42:55 +0000 UTC→2026-06-28 23:14:02 +0000 UTC(31m)
Uncovering America's Underwater City
It's wild how oblivious we can be to what's hidden right beneath the water.
2026-06-28 22:18:39 +0000 UTC→2026-06-28 22:42:55 +0000 UTC(24m)
Engineers vs Extreme Hide & Seek
They never said thermal cameras were against the rules!
2026-06-28 22:02:43 +0000 UTC→2026-06-28 22:18:39 +0000 UTC(15m)
World's Largest Elephant Toothpaste Experiment
I'm not a chemist. Elephant toothpaste (aka slime foam) has sort been done so many times I wanted to do it really big. We did a ton of testing.
2026-06-28 21:50:21 +0000 UTC→2026-06-28 22:02:43 +0000 UTC(12m)
Engineers vs. Thanksgiving Dinner
We used YouTube's most expensive potato masher.
2026-06-28 21:34:25 +0000 UTC→2026-06-28 21:50:21 +0000 UTC(15m)
World's Largest T-Shirt Cannon (breaks the roof)
I was challenged to build a T-Shirt cannon. I accepted the challenge.
2026-06-28 21:15:44 +0000 UTC→2026-06-28 21:34:25 +0000 UTC(18m)
Pranks Destroy Scam Callers- GlitterBomb Payback
Please share this video and let's shut them down.
2026-06-28 20:44:37 +0000 UTC→2026-06-28 21:15:44 +0000 UTC(31m)
MrBeast Pranked by Mark Rober at CrunchLabs
Big thanks to MrBeast for visiting CrunchLabs and stealing my boxes!
2026-06-28 20:37:15 +0000 UTC→2026-06-28 20:44:37 +0000 UTC(7m)
Uncovering America's Underwater City
It's wild how oblivious we can be to what's hidden right beneath the water.
2026-06-28 20:12:59 +0000 UTC→2026-06-28 20:37:15 +0000 UTC(24m)
Engineers Vs. Pumpkin Carving 2.0
Because scientific progress requires annual pumpkin sacrifices!
2026-06-28 19:59:34 +0000 UTC→2026-06-28 20:12:59 +0000 UTC(13m)
SCIENCE CLASS #4- How to Waterproof Your Hand
Lots of juicy demos relating to surface tension!
2026-06-28 19:26:15 +0000 UTC→2026-06-28 19:59:34 +0000 UTC(33m)
4,000 Mouse Trap Chain Reaction- Camp CrunchLabs Week 3
Welcome to the third week of Camp CrunchLabs, this week we set off thousands of mouse traps and ping pong balls!
2026-06-28 19:13:49 +0000 UTC→2026-06-28 19:26:15 +0000 UTC(12m)
World's Largest Devil's Toothpaste Explosion
It took 8 months, 150 tests and over 1,000 total working hours to reclaim what is rightfully mine :)
2026-06-28 18:48:13 +0000 UTC→2026-06-28 19:13:49 +0000 UTC(25m)
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