Jimmy, angry with his parents about grounding him for launching Carl off the roof, decides to run aw...

The Yolkians have come to earth, but this time they seek out only peace and brotherhood with the peo...

Jimmy is enlisted as a spy by the Big Top Secret Organization. His mission: find and rescue Agent X...

Timmy Turner is magically sent to the secret lab of none other than Jimmy Neutron, the boy with the...

A strange meteor lands in Retroville, bearing a mysterious message in an alien language. When Jimmy...

Jimmy returns from an excavation on the Twonkus-3 comet with a small furry creature burrowed in his...

King Goobot has organized the most diabolical collection of bad guys to ever assemble on one space s...

Jimmy Neutron and Timmy Turner vie against each other for Cindy's affections and Professor Calamitou...

Jimmy and Timmy are at it again: bickering over the affections of Cindy, but somehow end up fighting...

Since Jimmy's a scientist, he has more important things to do than pick up his pants - like invent a...

Jimmy is tired of being a genius, so he decides to drain his brain to normal capacity. But when a bi...

Miss Fowl's class has a candy-selling contest, with the grand prize being a trip to Retroland! To be...

In his lab, Jimmy constructs the perfect little brother he never had, "Brobot".

To settle an argument with Cindy, Jimmy brings Thomas Edison to school.

Jimmy's Granny comes to visit and he gives her his new youth tonic potion.

Jimmy goes 15 years into the past to a time when his parents were swinging sweethearts.

Jimmy and Cindy are forced to collaborate on a science project involving hidden treasure.

Jimmy invents the Dream Injector 5000 and enters Carl's dream to figure out what he is afraid of.

Jimmy's attempt to cool off the summer heat wave results in a new Ice Age.

Jimmy, Carl and Sheen form a band in order to beat out Cindy and Libby for the talent contest first...

To get revenge on Cindy for winning a race, Jimmy adapts his running shoes so he can move at lightni...

Jimmy comes up with an invention that allows him to read Cindy's mind.

Jimmy tries to disprove Nick's scary tale about the Phantom of Retroland.

Jimmy's teleporting goof-up leads to him switching heads with Carl's pet hamster.

When the old tyrant of a hall monster leaves, Jimmy is picked as his replacement.

In order to get his new chemistry set right away, Jimmy hypnotizes his parents.

Jimmy comes up with a snack that is even tastier than everyone's favorite.

Miss Fowl swallows a seed from Jimmy's DNA-accelerated spinach plant turning her into a 50-foot plan...

Jimmy creates an electronic bodyguard to protect him from a bully.

Sheen's oldest and most prized UltraLord is missing! It's up to Jimmy, playing a high-tech Sherlock...

Jimmy creates a "get out of school sick" patch.

Hugh takes Jimmy, Sheen, and Carl on a camping trip into the wilderness, allowing no technology what...

Sheen and Carl convince Jimmy to throw a party when his parents go out to watch Ducks. But when Hugh...

Jimmy uses his Neutronic Game Cube to send Sheen into his favorite Ultra Lord video game.

Jimmy lands the spot of host on Lindbergh Elementary's Public Access show! When the show fails miser...

The mad Professor Finbarr Calamitous schemes to make Jimmy his "scientific slave."

At the parent-child picnic, Jimmy gives his dad a bionic sweatband to help their team beat Cindy's.

Jimmy is hosting a sleepover with Carl and Sheen! To make it the best slumber party in history, Jimm...

The Father's Day talent show is a few days away so Jimmy invents a device that turns dorky Hugh into...

Jimmy, Carl, Sheen, Cindy, Libby, and Goddard blast off into space in Jimmy's newly invented spacesh...

Jimmy invents the Quantum Replay 9000 which enables him to go back in time. Hugh accidentally sends...

Bored by a class documentary on mummies, Jimmy decides to take Carl, Sheen, Libby, and Cindy along w...

Jimmy's determination to captain a winning baseball team leads him to rev up the equipment with Neut...

They boys use a metabolic accelerator to make them old enough to buy a violent video game.

In order to have the scariest Halloween costumes ever, Jimmy uses his latest invention to morph Carl...

Jimmy, Sheen, Carl and Captain Betty set out on a mission to capture the lake monster that has haunt...

Jimmy runs for class president against Sheen, Libby and Bolbi - the new kid.

Jimmy attempts to update the mischievous Nanobots in order to correct errors in his homework, but th...

Jimmy is convinced that Santa Claus does not exist. To prove his theory, he travels to the North Pol...

A laboratory mishap exposes Jimmy, Carl and Sheen to a powerful pheromone that causes each of them t...

Sheen is one math test away from being left back, so Jimmy turns his Brain Drain helmet into a Brain...

While Judy Neutron takes a spa vacation, Jimmy invents The Maternotron 6000 to take care of the hous...

Jimmy clones himself so he doesn't have to do chores.

Jimmy must help Asian Princess Peggy Tsu retrieve the Egg Drop Jade before her evil brother steals i...

Jimmy and Carl get caught in the middle of a feud between their dads.

Jimmy is desperate to get the starring role opposite dream girl Betty Quinlan in the school musical,...

Jimmy must rescue Brobot's parents from the terrifying Junk Man, a galactic space scoundrel who plan...

During a class trip to a rodeo, Jimmy, Carl and Sheen fall for a cute little cowgirl named Sally.

Cindy Vortex leads a campaign to ban Jimmy from the school's science fair.

Carl, Sheen, and Jimmy take jobs at a local burger joint. Jimmy transforms it to a fully automated r...

Jimmy designs a temporary remedy at the Wheezers' house so he and Carl can have fun.

Jimmy and company are invited to the home of a spoiled boy billionaire - who wants Jimmy's dog.

Famous film director Quintin Smithee is coming to Retroville to make his next big movie, and Jimmy,...

After a run in with a radiation belt in outer space, Jimmy, Cindy, Carl, Sheen and Libby are all end...

Jimmy, Sheen, and Carl travel 15 years into the future, only to find that some things have gone wron...

Jimmy's dad loses his job at the now-defunct automotive plant which means that the Neutrons may have...

A trip gone wrong ends up turning even worse when Jimmy and Cindy get into an argument that winds up...

Jimmy is recruited by the most prestigious science college in the country to be their new superstar...

On a trip to Planet Schmengy, a strange alien substance attaches itself to Carl's face.

The Neutron family has gathered to celebrate Great Aunt Amanda's birthday. When Jimmy's present expl...

Jimmy's new mission from the BTSO is to follow Beautiful Gorgeous. He takes the job and he discovers...

In Retroville, Sheen is just an average hyperactive kid. But in Shangri Llama, he is known as The Ch...

When the entire population of Retroville is accidentally hit by Jimmy's shrink ray, the Space Bandit...

A new TV show turns everyone in Retroville into mindless and exceedingly cheerful zombies.

To impress Betty Quinlan, Jimmy performs a magic show using a cheap magic kit that's full of his own...

The evil Jimmy clone is back, and he's reconfigured the cloning device to make an evil clone of the...

The boys travel to the Bahama Quadrangle to disprove the myth of the disappearances associated with...

Carl's pen pal, Elke Elkberg from Sweden, is coming to Retroville to meet him, and Carl is in a pani...

Jimmy is framed for a break in at the Retroville Bank. When Carl and Sheen attempt to free him from...

Jimmy places a funny chip into Hugh's new Flippy puppet when he insists on using it for Career Day a...

When Jimmy hides a time displacement device in the teachers' transportation to the annual education...

The kids become news anchors for a local television network.

Eustace Strych is back, and he's still determined to humiliatingly defeat Jimmy. Now the race to fin...

Sheen's dad, Mr. Estevez desperately wants to impress his son, so he pretends he is a superhero.

Goddard is disqualified from the Retroville Pet Show because he is not technically a real dog.