Episode 1: Streaky Clean
2001-11-167 min
Dexter creates a device to keep his clothes clean.
Season guide
Dexter's Laboratory Season 3 — Episodes and Where to Watch
36 episodes · first aired 2001-11-16
TMDB does not provide a season overview.
Episode guide
Episode 2: A Dad Cartoon
2001-11-167 min
Dad decides to give the car a retouch.
Episode 3: Sole Brother
2001-11-167 min
After a failed mutation experiment, Dexter becomes Dee Dee's foot.
Episode 4: Mind Over Chatter
2001-11-167 min
Dexter uses a device to listen to what Dad is thinking, but the experiment backfires and everyone else can hear what Dexter is thinking.
Episode 5: A Quackor Cartoon
2001-11-167 min
Quackor returns to battle Monkey in Dexter's Lab.
Episode 6: Momdark
2001-11-167 min
Mandark disguises as Mom in order to get into Dexter's Lab.
Episode 7: Copping an Attitude
2001-11-309 min
Because of his exceptional grades Dexter's school and parents have decided that he can go to college. At first Dexter is happy to be there so he can fill his mind with college knowledge, but in the end the students influence on Dexter allows him to do college pranks sending him a one way ticket back to Huber Elementary School.
Episode 8: A Failed Lab Experiment
2001-11-304 min
Dexter creates a device taht doesn't work the way he wanted.
Episode 9: The Grand Daddy of All Inventions
2001-11-309 min
Dexter's mom takes him to his grandpa's house. At first he thinks it's going to be a boring day until he discovers that his grandpa has a secret lab!
Episode 10: Poppa Wheely
2002-01-189 min
It's career day and Dexter is ashamed of his Dad so he creates a Dad that looks more like him.
Episode 11: A Mom Cartoon
2002-01-184 min
Mom spends a day at the supermarket.
Episode 12: The Mock Side of the Moon
2002-01-189 min
Dexter travels to the moon and finds aliens that are planning to come to Earth to take everything.
Episode 13: If Memory Serves
2002-02-229 min
Fearing that his memory might be limited, Dexter uses a device to save all his memories.
Episode 14: A Mandark Cartoon
2002-02-224 min
Mandark plans another scheme to get rid of Dexter.
Episode 15: Tele Trauma
2002-02-229 min
Tired of missing his favorite TV shows because of studying, Dexter creates a special helmet that absorbs all the TV info.
Episode 16: A Boy Named Sue
2002-03-2911 min
How did a young child called Susan became the being now known as Mandark? Born to free spirits, and with a passionate determination to harness the forces of science for his own ends, this is his story...
Episode 17: Lab on the Run
2002-03-2911 min
Two robots escape from Dexter's lab in order to have a better life.
Episode 18: Dos Boot
2002-06-079 min
Mandark gets in Dexters computer raving havok, so Dexter must stop him.
Episode 19: A Dee Dee Cartoon
2002-06-074 min
After being kicked out of Dexter's Lab (AGAIN) She goes and plays in her ""lab"".
Episode 20: Would You Like That In The Can
2002-06-079 min
A girl accidentally takes Dexter's lunchbox, so Dexter and his friend must go into the girls bathroom to get it.
Episode 21: That Magic Moment
2002-06-149 min
Dexter's Magic Uncle Ferger 'O Reiley pays a visit.
Episode 22: A Silent Cartoon
2002-06-144 min
Dexter is trying to build his lab blue, but Dee Dee keeps making it pink.
Episode 23: Opposites Attract
2002-06-148 min
Dexter creates a magnetic field to keep Dee Dee away from him.
Episode 24: Comic Relief
2002-06-219 min
Dexter creates a special device that lets him create his own life-like superhero comic... along with his sister villian ""Deestructa"".
Episode 25: A Third Dad Cartoon
2002-06-214 min
Dad goes with the kids to play some golf.
Episode 26: RoboDexo 3000
2002-06-219 min
Dexter creates the ultimate robot (RoboDexo 3000) to replace his previous 200 model.
Episode 27: Glove at First Sight
2002-06-289 min
Mom and Dad recall the moments that got them together.
Episode 28: A Mom & Dad Cartoon
2002-06-284 min
Mom and Dad are having a discussion while playing scrabble, a discussion that Dexter and Dee Dee don't interpretate the right way.
Episode 29: Smells Like Victory
2002-06-289 min
The U.S. army invades Dexter's lab and Dexter fights them, each side thinking the other is a troop of aliens.
Episode 30: Oh, Brother
2002-07-059 min
Dexter uses his newest creation to turn Dee Dee into a boy, but the male version of Dee Dee (Doo Dee) is not as cool as Dexter it would.
Episode 31: Another Dad Cartoon
2002-07-053 min
While Mom, Dexter and Dee Dee are out shopping, Dad decides to spend the afternoon dancing... like Tom Cruise in Risky Business.
Episode 32: Bar Exam
2002-07-059 min
Dexter must pass a physical bar exam if he wants to pass P.E.
Episode 33: Jeepers, Creepers, Where is Peepers?
2002-07-1211 min
Dexter and Koosy must save Peepers, otherwise the whole land of Koz will disappear.
Episode 34: Go, Dexter Family, Go!
2002-07-1211 min
Dexter and his family are kidnapped by aliens, Dexter leads his family in an escape attempt, but when Dexter is captured once more, Mom, Dad, and Dee-Dee attempt to save him.
Episode 35: Scare Tactics
2002-09-209 min
Dexter and Dad watch a late night horror movie and spend a scary night in their house.
Episode 36: My Dad vs. Your Dad
2002-09-209 min
Both Dexter and Mandark's fathers intercede during another of Dexter and Mandark's petty squabbles, but their effort to get along with one another backfire, and the two also soon engage in a heated fight.
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