Welcome to CrunchLabs, where ex-NASA engineer and YouTuber Mark Rober explores scientific challenges that test the boundaries of creativity.
Where to Watch Mark Rober's CrunchLabs • Season 3
10 Episodes
Lava vs Laser Destruction Test
E1
Lava vs Laser Destruction TestWhat's the most destructive substance on Earth? Lava's the reigning champ - but how do lasers stack up? Mark and his friends are about to find out.
Backyard Squirrel 2.0 - Bank Heist
E2
Backyard Squirrel 2.0 - Bank HeistMark ups his backyard obstacle course game to keep four thieving squirrels away from a bank vault full of birdseed and a lifetime supply of walnuts.
Building a Liquid Sand Hot Tub
E3
Building a Liquid Sand Hot TubWith the right amount of forced air, a hot tub filled with sand can look like a bubbling pot of soup. But how? Mark breaks down the science behind it.
This Ball Is Impossible to Hit
E4
This Ball Is Impossible to HitMark uses the magic of engineering to level the playing field in a stacked competition against the world's greatest wiffle ball players.
Vortex Cannon vs Drone
E5
Vortex Cannon vs DroneMark explores the possibilities of anti-drone defense technologies with a crew of backyard YouTube engineers... and the world's largest vortex cannon.
Glitter Bomb 1.0 vs Porch Pirates
E6
Glitter Bomb 1.0 vs Porch PiratesStolen packages? Not so fast. Mark builds the original "Glitter Bomb" trap to combat porch pirates-and really make them regret their life choices.
Engineers vs Food Robots
E7
Engineers vs Food RobotsFrom cereal and milk to spaghetti and meatballs: Things get messy when the CrunchLabs team cooks up new ways to make Mark's mealtimes more efficient.
Mark Rober vs Ninja Kidz
E8
Mark Rober vs Ninja KidzIt's not just the Ninja Kidz - it's the whole Ninja Fam! And Mark's challenging them all to a silly series of "Minute to Win It" style challenges.
Engineers vs Custom Go Kart Racing
E9
Engineers vs Custom Go Kart RacingCrunchLabs product designers get 24 hours to build and race their own custom go-karts incorporating engineering know-how-and the element of surprise.
Episode 10
E10
Episode 10
Take Plex everywhere
Watch free anytime, anywhere, on almost any device.
