Mark Rober's CrunchLabs

Season 2

2026 · 7 episodes · 1h 58m in all

Episodes

1. 

   1. Acid vs. Lava Destruction Test

   1 Jan 2026 · 21 min

   In a scientific face-off, Mark goes head-to-head with NileRed and Kevin the Backyard Scientist to find out which is more destructive: acid or lava.

2. 

   2. Backyard Squirrel Obstacle Course

   1 Jan 2026 · 20 min

   To stop the sneaky squirrels from raiding his bird feeder, Mark builds a challenging eight-part obstacle course in his backyard to try and slow them down.

3. 

   3. World's Largest Devil's Toothpaste

   1 Jan 2026 · 22 min

   Mark throws an epic birthday party for a deserving teen, complete with record-breaking devil's toothpaste experiment - the first of its kind.

4. 

   4. Beating Carnival Scams With Science

   1 Jan 2026 · 11 min

   Step right up and learn which carnival games are actually winnable and which ones aren't, courtesy of Mark... and a friend from the New York Mets.

5. 

   5. My Domino Robot Broke A World Record

   1 Jan 2026 · 14 min

   Mark's robot Dom is really good at setting up dominos. But can he fill a warehouse with a mural made up od more than 100,000 of them in just 24 hours?

6. 

   6. Engineers vs. Extreme Hide & Seek

   1 Jan 2026 · 14 min

   Mark has 30 minutes to find all nine product designers hidden inside the CrunchLabs warehouse - and they're allowed to fight back with blasters!

7. 

   7. My Experience Building The Mars Rover

   1 Jan 2026 · 16 min

   In honor of the historic Perseverance Mars rover landing, Mark talks to some of his old friends at NASA and suits up to see the actual rover up close.