Mark Rober's CrunchLabs

2026
5 Seasons
⁨TV-PG⁩
Documentary

Welcome to CrunchLabs, a science playground where former NASA engineer turned creator Mark Rober tackles challenges that push creativity to the limit.

Starring: Mark Rober

Creators: Mark Rober

Trailers

Episodes

Select Season

17m
1. Engineers vs Pumpkin Carving
From flame-breathing... to candy-dispensing! The CrunchLabs crew carves out pumpkin designs with some serious science to impress Mark and take top prize.
9m
2. 5 Magic Tricks Explained By Science
Who knew the secret to magic was diapers?!? Using everyday objects, Mark reveals the mechanics behind magic tricks so you can mesmerize any audience.
11m
3. World's Largest Elephant Toothpaste
Mark and Science Bob attempt to shatter a world record with a backyard swimming pool — and trunkloads of giant, overflowing slime foam.
20m
4. Uncovering America's Underwater City
Underneath 1.3 billion tons of lake water, Mark uses cutting-edge tech and scanning sensors to reveal the submerged secrets of a lost city.
17m
5. Candy Thieves vs Rigged Candy Bowl
Candy bowl thieves, beware! With Jimmy Kimmel's help, Mark prepares for trick-or-treating porch pirates with his booby traps of silly string and more.
15m
6. A Wheelchair Like You've Never Seen
Inspired by a young fan's resilience, Mark engineers the world's greatest wheelchair with self-balancing wheels, a cupholder and even a disco ball.
19m
7. Glitter Bomb vs. Porch Pirates 3.0
More upgrades. More glitter. More cans of fart spray! Mark turns his holiday tradition way up with enhanced bait packages designed to bust porch pirates.
12m
8. My Secret Warehouse Tour
Take a tour of Mark's super-massive science lab, complete with secret passageways, a giant foam pit and several hidden engineering Easter eggs.
21m
9. Bed Bugs: The Truth Revealed
Mark dives deep into the world of bed bugs to debunk myths, run experiments with experts, and learn what to do to thwart the tiny pests.