June 11, 2004 • 22m
Numbuh 4 learns he is to be sent to a boarding school but he isn't worried, as he's always escaped from them before. But then he l...Read more
June 18, 2004 • 11m
The Team attempts to crash the Annual We Hate The Kids Next Door Barbecue, only to find that the party has far more villains than ...Read more
June 18, 2004 • 11m
Nigel is exhausted and dirty after a hard mission, and when he takes a break, Lizzie intercepts a mission spec from Numbuh 65.3. D...Read more
June 25, 2004 • 11m
The evil Chester is developing his Happy Headband a strange device he plans to sell to parents to keep kids out of their hair.
June 25, 2004 • 11m
It's time for the morning commute to school, and for once, Numbuh 4 is anxious to go, mostly because he has a crush on the new tea...Read more
July 9, 2004 • 22m
The Delightful Children kidnap the team's classmate, nerdy, spit-talking ""Leaky"" Leona, and force her to lead them to the dark u...Read more
July 16, 2004 • 11m
Feeling that Numbuh 1 must take a day off, the team force him to go to the beach, telling him to have fun or else. Nigel makes an ...Read more
July 16, 2004 • 11m
At the KND Arctic training facility (the second largest KND base in existence, and location of the top secret KND Code Module), young cadet Tommy is
July 23, 2004 • 11m
The true history of the genesis of the Adult-Child conflict is revealed. This is the story the Adults do not want you to hear.
July 23, 2004 • 11m
Numbuh 86 is having a top-secret girls only slumber party. Numbuh 4 is willing to find out what the slumber party is all about eve...Read more
July 30, 2004 • 11m
Numbuh 2 has set up a private eye office in the school janitor closet and soon he gets his first case someone is inflicting studen...Read more
July 30, 2004 • 11m
Numbuh 3 takes her little sister Mushi for a ride through the Rainbow Monkey Sugar Coated Castle of Love, but what promises to be ...Read more
August 6, 2004 • 11m
It's the Delightful Children From Down The Lane's birthday again, and that means it's time once again for the Kids Next Door to ma...Read more
August 6, 2004 • 11m
Upon returning to the Treehouse, an injured Numbuh 1 orders a lockdown! But it soon becomes clear that the five are trapped with C...Read more
August 6, 2004 • 22m
Hoagie and the gang go to the KND Academy to watch his brother Tommy graduate while Father plans an all-out attack.
August 13, 2004 • 11m
Numbuh 4's disgust at anything Rainbow Monkey only increases when he finds himself trapped on Rainbow Island.
August 13, 2004 • 11m
Numbuh 5 journeys to the exotic Al-Suhgar Desert to recover her stolen candy, the Blurpleberry Supreme, and discovers she's not th...Read more
October 29, 2004 • 11m
Numbuh 4 tries to get his candy back from Stickybeard on Halloween.
October 29, 2004 • 11m
Episode 19 of Season 3 premiered on October 29, 2004
November 6, 2004 • 11m
The KND try to get the Fourth Grade Class President to his Town Council meetings safely. A parody of Air Force One. Hurt Operative...Read more
November 6, 2004 • 11m
An important operative suffers an accident on a dangerous mission and is sent to the hospital. But one ex-KND member is out to scr...Read more
November 12, 2004 • 11m
Numbuh 4 accidentally eats a brussels sprout, sending the rest of the KND on an emergency Fantastic Voyage to stop the dreaded veg...Read more
November 12, 2004 • 11m
Numbuh 5 takes on a vicious dog who is always eating her homework.