Due to his father needing a job, Jimmy's forced to move away at a young age. Time has since passed, so Jimmy seizes an opportunity to move back to Retroville to start college as well as rekindle with old friends and potentially start something more with his old rival. Teasing and fluff hijinks may ensue all the while!

This happens after Lady sings the news and after the League of Villains is defeated. After Season 3, we begin Season 4. The gang will put aside their differences and learn from their mistakes to become friends, and Jimmy will give up his pride after finding out why Cindy is harassing him and take care of her.

Sequel to 'Jimmy Neutron & Korra". Jimmy Neutron and his friends goes to a medieval dimension. Though, Jimmy doesn't always believe in magic, but he's facing a new threat that plans to conquer Enohart and his dimension; the Witches of Norgor.

Jimmy se harta de Cindy, que decide mudarse de Retroville a Nueva York. Su partida afecta a todos, pero en especial a Cindy quién empieza a deprimirse.

Jimmy planea hacerle una cita a Betty por su cumpleaños, pero las cosas salen mal con el regreso del Basurero y la aparición de un malvado príncipe extraterrestre.

SEQUEL TO DIVIDED WE FALL Retroville has fallen. Jimmy and his friends are all but scattered. Gortox the Irritable and the League of Villains had the upper hand. Are Jimmy and his friends able to carry on and save the universe from Gortox and his tyranny?

En el planeta Gorlockia, dos hermanos Gorlock conocen a un chico genio humano con un pasado trágico. Juntos comparten aventuras en su planeta y en otros a la vez que descubren un poco del pasado del chico.

(CROSSPOSTED ON DA) Jimmy and Cindy had been dating for two years but have start to grow apart. Just when she thought the boy genius lost interest in her, Jimmy invites her over to watch a movie. She doesn't even suspect that the movie is Jimmy Neutron's latest invention... (RATED M FOR SEXUAL SITUATIONS/AND I'M PARANOID)

Cindy has just moved from High Tech City to Retroville and amazes everyone with her smarts and talent for science. The house she lives in, though, is rumored to be haunted by the ghost of a former student that was even smarter than she was named James Neutron. She hears the tale of his 'demise' but things just don't add up. How could a kid that smart just suddenly disappear?

Two weeks after The Black Atom left Retroville Middle School in chaos, a new villain is afoot. The only kids available to stop them are Nick Dean and the friend he never knew he needed. In this second entry of the H.A.L.L.P.A.S.S. series, Nick must dive deep into R.M.S.'s underbelly to save it. This story is a continuation of the Foam War Saga that began with Last Call.

When an experimental device explodes, creating super powered individuals, five young heroes hear the call of duty and become The N-Men.(Inspired by Jimmy Neutron's N-Men.)

Cindy has fun with her dad.

Jimmy decides to sneak out in order take his experimental ice skates for test drive while their he runs into Betty Quinlan who her has snuck out to enjoy the quiet solitude of that cold weather and the darkness has allowed .Exactly what will blossom between the two the morning hours before the sun rises in Retroville.A three part self contained work.

Jimmy es elegido para interpretar al ogro titular de la famosa película de DreamWorks Animation. Solo Jimmy/Betty. Es mi primer one-shot

Family traditions never die out

Grace, honour, and dedication to the ills of all tarnished wills

"By lunch time, it was all over the school. Neutron was, by some freak of fate, handsome." / How does Cindy cope with Neutron becoming popular and attractive overnight? Two-shot.

A Rolie Polie Olie x Jimmy Neutron crossover. Principal Willoughby has Coochie and Coo over for a school assembly.

This is a fanfiction based on a fanfiction. Check out cartoonace to see the original fanfiction. In a world where girl genius Jamey Neutron builds a machine in order to help her fellow humans something goes terribly wrong. It explodes creating a new race of powered beings can Jamey and her new form team of misfits save the day from the new and up coming threats?

Oneshot With the help of one of Jimmy's inventions, he and Cindy learn what their lives would be like if they stayed on the island. They travel together fifteen years in the future of an alternate reality and meet older versions of themselves living on the island. They also find some unexpected surprises that make them think about their own future. Please read and review.

Ever wonder what the cast of Jimmy Neutron would be like if they were born and grew up in the mid-1800s? You probably haven't - but I have. So come on, step right up. Feast your eyes upon the JN fandom's only Wild West AU, because there's no fanfiction niche too small for me to fill.

Jimmy and his friends went on another quest into outer space, looking for the incredibly valuable aster-rubies. They end up on this planet where the aliens can freely change gender whenever they please. So when the aliens find Jimmy and his friends trying to search and steal their aster-rubies serious action must be taken. Their punishment? To have reversed gender roles for 30 days

Cindy has a secret to hide what will Jimmy think when its reviled. Warning contains abuse. More chapters to fallow this is a slower work in progress.

In my head-canon finale for the series, Jimmy's life is finally starting to fall into place. From "Stranded" to "Jimmy Timmy Power Hour 3: The Jerkinators", Jimmy and Cindy are close to becoming an official couple. And since there hasn't been a major incident in weeks, Jimmy decides it's time to try his most dangerous experiment yet: quantum realities. All rights go to Nickelodeon.

One-shot about my favorite ship of this show. Figure out whom reading it. First fanfiction about this ship and universe. Fluff. R&R. "Did you either observe one part of your body and wished it was different?"