Dee Dee seizes a unique babysitting opportunity when Mandark surprisingly allows her to watch over him at his home.
1. Beau Tie/Remember Me?/Over-Labbing
Aired: Nov 22, 2002A charming and intelligent newcomer joins the family, igniting a rivalry betw...
2. Sis-Tem Error/Bad Cable Manners/Dexter's Library
Aired: Nov 22, 2002Dee Dee's error puts the lab at risk, prompting her to take on Dexter's tasks...
3. The Scrying Game/Monstrosi-Dee Dee/Dad Man Walking
Aired: Nov 22, 2002Dee Dee's scrying skills reveal a glimpse of Dexter's future, and as the pred...
4. Dexter's Little Dilemma/Faux Chapeau/D2
Aired: Apr 25, 2003In the next episode of Dexter's Laboratory, chaos ensues as Dexter's miniatur...
5. Head Band/Stuffed Animal House/Used Ink
Aired: Apr 25, 2003A viral boy band tune takes over Dee Dee's brain, putting the world at risk o...
6. School Girl Crushed/Chess Mom/Father Knows Least
Aired: Apr 25, 2003A brilliant young girl's arrival sparks a fierce rivalry between Dexter and M...
7. Dexter the Barbarian/Tuber Time/Sore Eyes
Aired: May 2, 2003A fearless adventurer, Dexter, sets out on a treacherous journey to conquer t...
8. Babe Sitter/Mountain Mandark/2Geniuses 2Gether 4Ever
Aired: May 2, 2003A romantic evening takes a wild turn when Dee Dee unexpectedly shows up to ba...
9. Height Unseen/Bygone Errors/Folly Calls
Aired: May 2, 2003Dexter's friends undergo a sudden and unexplained growth spurt, leaving him f...
10. Voice Over/Blonde Leading the Blonde/Comic Stripper
Aired: May 9, 2003Dexter embarks on a mission to locate a suitable substitute for Computer's vo...
11. Tee Party/Dexter's Wacky Races
Aired: May 9, 2003Dad's golf game takes a turn for the worse when he asks Dexter to be his cadd...
12. The Lab of Tomorrow/Chicken Scratch/Garage Sale
Aired: May 9, 2003Dexter welcomes new scientists to his futuristic laboratory, showcasing his i...
13. They Got Chops/Poetic Injustice/Comedy of Feathers
Aired: May 16, 2003Dexter discovers his hidden strength as he learns to counter Dee Dee's impres...
Aired: May 16, 2003Dee Dee's beloved stuffed animals spring to life, causing chaos in the house.
Aired: May 16, 2003Dexter crafts a unique ink that allows him to control others' actions, but Ma...
Aired: May 23, 2003Dexter and Mandark, once sworn enemies, form an unlikely alliance to take dow...
Aired: May 23, 2003Dexter's mom tries to bond with him at his chess tournament, but her attempts...
Aired: May 23, 2003In the next episode, Dad trades places with Mom, giving him a glimpse into he...
Aired: May 30, 2003As the stakes escalate, Dexter's sense of urgency grows, fueled by a pressing...
Aired: May 30, 2003Dexter's obsession with the potato's potential drives him to transform his la...
Aired: May 30, 2003Dexter's vision quest reaches a turning point when he decides to undergo lase...
Aired: Sep 5, 2003Dee Dee seizes a unique babysitting opportunity when Mandark surprisingly all...
Aired: Sep 5, 2003Mandark ditches his high-tech contraptions to connect with the natural world,...
Aired: Sep 5, 2003Dexter and Mandark join forces to overcome a new challenge, with Mandark init...
Aired: Sep 12, 2003Dexter creates a machine that shrinks everyone else in town, hoping to become...
Aired: Sep 12, 2003The next episode sees Dexter and Dee Dee revisit their storied past, regaling...
Aired: Sep 12, 2003Dee Dee's hasty mistake with her pigtail leads to an unexpected solution from...
Aired: Sep 19, 2003Dexter's computer struggles with a severe case of Laryngitis, forcing him to ...
29. The Blonde Leading the Blonde
Aired: Sep 19, 2003Dexter's obsession with disproving the notion that blonde hair is more fun le...
Aired: Sep 19, 2003Dexter outwits Mandark by discovering the mastermind's plan is based on a com...
Aired: Sep 26, 2003Dexter and his father join forces in a high-pressure golf tournament, with th...
Aired: Sep 26, 2003An electrifying cross-country adventure awaits the Justice Friends and their ...
Aired: Nov 4, 2003In the next episode, Monkey takes on a new role as the narrator of a document...
Aired: Nov 4, 2003
Aired: Nov 4, 2003Dexter's parents unwittingly hand over his latest creation to Mandark, giving...
Aired: Nov 20, 2003Dee Dee goads Dexter into a martial arts showdown, but he surprisingly taps i...
Aired: Nov 20, 2003A struggling math whiz trades formulas for verse, entranced by a charming cla...
Aired: Nov 20, 2003In the next episode, Dee Dee becomes enthralled by an ostrich at the zoo, lea...
