The BEST episodes of The Adventures of Jimmy Neutron: Boy Genius
Every episode of The Adventures of Jimmy Neutron: Boy Genius ever, ranked from best to worst by thousands of votes from fans of the show. The best episodes of The Adventures of Jimmy Neutron: Boy Genius!
Follows Jimmy Neutron, his faithful robotic dog, Goddard, and his eclectic friends and family as they experience life in Retroville. Jimmy is a typical kid, who just happens to be a genius. He creates gadgets to improve his everyday life, but his inventions go awry more often than not, and hilarious trouble ensues.

#1 - Men at Work
Season 2 - Episode 19 - Aired 6/2/2004
To raise money for his inventions, Jimmy decides that he, Sheen, and Carl should get jobs. Skeet, employee of the month at McSpanky's, hires Sheen and Carl, but doesn't think Jimmy's the "McSpanky type," though he agrees to try Jimmy out. Jimmy, however, is not pleased with the brainless (and humiliating) work he has to do, so he takes it upon himself to show everyone what he's capable of - by bringing McSpanky's into the 21st century. Inventions: Hover Hats, Bee-Be-Gone, McSpanky's improvements (including a tongue scanner and Customer Satisfaction).

#2 - Nightmare in Retroville
Season 2 - Episode 4 - Aired 10/29/2003
Jimmy's Neutronic Monster-Maker transforms Sheen into a werewolf, Carl into a vampire, and Hugh into Frankenstein's monster. However, Jimmy's invention works too well, making those three real monsters! The little genius's Halloween is complicated when Carl and Sheen bite Cindy and Libby - now there are five monsters chasing him! Invention: Neutronic Monster-Maker.

#3 - The Tomorrow Boys
Season 3 - Episode 3 - Aired 5/23/2005
Jimmy, Sheen, and Carl travel 15 years into the future, only to find that some things have gone wrong. Can they right the past to save their future?


#5 - Ultra Sheen
Season 1 - Episode 25 - Aired 2/17/2003
Jimmy's new invention lets you actually be a player in your favorite video game! Sheen enters UltraLord Versus Robo-Fiend and is later joined by Jimmy. But when Carl enters in Llamapalooza, Jimmy's faced with the problem of getting them all back into the real world. Invention: Neutronic Game Pyramid.

#6 - Time Is Money
Season 1 - Episode 7 - Aired 9/20/2002
Through the wonder of time travel; Jimmy goes 15 years into the past to a time when his parents were swinging sweethearts. Jimmy's investment tip changes the future so that the Neutrons become fabulously rich - but with unintended consequences!

#7 - Who's Your Mommy
Season 3 - Episode 7 - Aired 6/20/2005
Carl gets infected by a "face-hugging" parasite, and becomes pregnant with an alien baby.

#8 - Fundemonium
Season 3 - Episode 4 - Aired 5/24/2005
After the car company Hugh works for decides they don't need his services anymore, the Neutrons are faced with the awful prospect of moving. To stay in Retroville, Hugh becomes a toy inventor, and the Nanobots return again to wreak more havoc....

#9 - MaternoTron Knows Best
Season 2 - Episode 11 - Aired 3/9/2004
Jimmy creates a robot to replace his vacationing mother, but when it becomes too controlling, will Judy come to the rescue in time? Inventions: Hydraulic Cuckoo Clock, Materno-Tron, Maternal Chip

#10 - Sheen's Brain
Season 2 - Episode 10 - Aired 3/8/2004
Jimmy tries to stop Sheen from getting left back in school by turing his Brain Drain Helmet into a Brain Gain Helmet. However, his plan backfires when Sheen's I.Q. – as well as his head – inflates to a destructive degree. Invention: Brain Gain Helmet

#11 - Monster Hunt
Season 2 - Episode 5 - Aired 11/11/2003
Jimmy, Sheen, Carl and Captain Betty set out on a mission to capture the lake monster that has haunted Lake Retroville for at least six months. Inventions: Sonar Scanner, Demutation Pellet.

#12 - Beach Party Mummy
Season 2 - Episode 1 - Aired 9/19/2003
Bored by a class documentary on mummies, Jimmy decides to take Carl, Sheen, Libby, and Cindy along with him to see the real deal. But when his Electro-Life gizmo accidentally brings the mummies to life, Jimmy's got to keep himself and his friends from becoming the latest addition to Queen Hazabataslapya's Tomb. Invention: the Electro-Life.

#13 - Journey to the Center of Carl
Season 1 - Episode 22 - Aired 1/31/2003
Jimmy creates a Sick Patch to make him and his classmates get sick and stay out of school. But when the Sick Patch dissolves into the kids' skin, Jimmy has to go inside Carl to track down the germ and make a vaccine. Invention: Neutronic Sick Patch

#14 - Lights! Camera! Danger!
Season 3 - Episode 1 - Aired 11/27/2004
The gang enters a script-writing competition, where the winning script will get turned into a movie! The director, Quentin Smithee, chooses Jimmy, Cindy, Libby, Sheen, and Carl (much to Hugh's disappointment) to star in Jimmy's movie, which will be shot entirely in Retroville. During the filming, however, dangerous on-set "accidents" start to happen, and the rest of the kids start to doubt starry-eyed Jimmy and inexperienced Smithee.

#15 - Party at Neutron's
Season 1 - Episode 24 - Aired 2/17/2003
Party at Neutron's Sheen and Carl convince Jimmy to throw a party when his parents go out to watch Ducks. But when Hugh and Judy come home early, how can Jimmy convince his guests to leave? Invention: Time Accelerator.

#16 - The Retroville 9
Season 2 - Episode 2 - Aired 10/3/2003
Jimmy's determination to captain a winning baseball team leads him to rev up the equipment with Neutronic technology. When the team unexpectedly reaches the World Championship, Jimmy has a crisis of conscience. Inventions: Hydraulic-force amplifying bat, Sphere-seeking gloves.

#17 - Grumpy Young Men
Season 2 - Episode 3 - Aired 10/3/2003
Jimmy, Carl, and Sheen use Jimmy's Metabolic Accelerator so they can be old enough to buy a violent video game. The machine works a little too well, and the boys end up as senior citizens. Inventions: Metabolic Accelerator, Experimental Truth Serum

#18 - Love Potion #976/J
Season 2 - Episode 9 - Aired 2/13/2004
Jimmy shows off his latest invention – a love pheromone – to Carl and Sheen. Anyone exposed to it will fall in love with the first person he or she sees. Jimmy thinks his potion is stored safely in the containment chamber, but Carl accidentally opens it – and love is literally in the air, exposing them all! And Cindy Vortex is the first girl Jimmy sees! Will Jimmy be able to reverse the effects of his latest invention, or will love conquer all? Inventions: Phermone Number 976/J

#19 - Sleepless in Retroville
Season 1 - Episode 29 - Aired 5/17/2003
Jimmy is hosting a sleepover with Carl and Sheen! To make it the best slumber party in history, Jimmy invents a machine to make perfect pillows for pillow fights, create made-to-order pizzas, and tell scream-your-head-off scary stories. But what happens if the invention is overloaded and the programs mix up? Invention: Slumbertron 9000.

#20 - Krunch Time
Season 1 - Episode 18 - Aired 11/15/2002
Jimmy determines to create a perfect snack: sour, creamy, sweet, chewy, etc. - all at once! When he finally gets the formula right, the snack turns out to be too perfect ... and everyone in Retroville becomes hopelessly addicted to it!

#21 - Crime Sheen Investigation
Season 1 - Episode 21 - Aired 11/30/2002
Sheen's oldest and most prized UltraLord is missing! It's up to Jimmy, playing a high-tech Sherlock Holmes, to find it. Inventions: UltraShock Dance Teacher 8000, Neutra-Scope.

#22 - Carl Wheezer, Boy Genius
Season 3 - Episode 16 - Aired 1/26/2006
Carl wants to impress a girl by making Jimmy seem stupid in comparison to him.

#23 - How to Sink a Sub
Season 3 - Episode 19 - Aired 11/17/2006
Jimmy sends the teachers away for a week, so the parents decide to step in.

#24 - My Big Fat Spy Wedding
Season 3 - Episode 9 - Aired 7/22/2005
Jimmy's new mission from the BTSO is to follow Beautiful Gorgeous. He takes the job and he discovers that she and Jet Fusion are getting married!

#25 - El Magnifico
Season 3 - Episode 22 - Aired 11/25/2006
Mr. Estevez wants to impress his son, so he asks for Jimmy's help.