The BEST Episodes of The Adventures of Jimmy Neutron: Boy Genius

Every episode ever - ranked by fan votes!

Last Updated: Dec 1, 2019

Network: Nickelodeon

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.

Nightmare in Retroville

#1 - Nightmare in Retroville

Season 2 - Episode 4

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.

star 9.50
8 votes
Writers: Steven Banks
Vanishing Act

#2 - Vanishing Act

Season 3 - Episode 13

Vanishing Act Jimmy tries to become a magician to impress Betty, but something goes horribly wrong, and he ends up transporting the group into alternate universes.

star 8.50
4 votes
Journey to the Center of Carl

#3 - Journey to the Center of Carl

Season 1 - Episode 22

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

star 8.29
7 votes
Directors: Keith Alcorn
Writers: Steven Banks
Jimmy For President

#4 - Jimmy For President

Season 2 - Episode 6

d 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.

star 8.22
9 votes
Writers: Gene Grillo, Steven Banks
Battle of the Band

#5 - Battle of the Band

Season 1 - Episode 11

Jimmy, Carl, and Sheen form a band for the Talent Contest. Instead of focusing on their music, however, they focus on becoming rock stars - threatening their performance and friendship.

star 8.17
6 votes
Directors: Keith Alcorn
Writers: Spencer Green
The Retroville 9

#6 - The Retroville 9

Season 2 - Episode 2

Retroville 9 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.

star 8.10
10 votes
Writers: Andrew Nicholls, Darrell Vickers, Steven Banks
Hall Monster

#7 - Hall Monster

Season 1 - Episode 16

When the old tyrant of a hall monitor moves to Greece, Jimmy is chosen as his replacement. At first, he hates the job. But the power goes to his head, and he vows to "bring Lindbergh Elementary into the new century and beyond," becoming worse than the old hall monitor. Inventions: Hall Pass Authenticator, ID & Background Check Scanner.

star 8.00
3 votes
Directors: Mike Gasaway
Writers: Steven Banks
Maximum Hugh

#8 - Maximum Hugh

Season 1 - Episode 28

It's time for the Parent-Child Picnic Games at Lindbergh Elementary - and the Vortexes always win. Since Jimmy doesn't think Hugh has what it takes to beat Cindy and her mom, he invents a headband to scientifically bring his dad's performance levels up past human standards. Invention: "...corrective electromagnetic cranial band." (Hugh's headband)

star 8.00
5 votes
Writers: John Crane, Steven Banks
Love Potion #976/J

#9 - Love Potion #976/J

Season 2 - Episode 9

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

star 8.00
6 votes
Writers: Gene Grillo
The Great Egg Heist

#10 - The Great Egg Heist

Season 2 - Episode 13

The Great Egg Heist Jimmy helps Princess Guan Qi "Peggy" Tsu by retrieving the Egg-Drop Jade from the Retroville Museum before it is stolen by her evil brother. Invention: Null Generator

star 8.00
2 votes
Writers: Gene Grillo
The Junkman Cometh

#11 - The Junkman Cometh

Season 2 - Episode 16

Jimmy, Sheen and Carl travel to the Moon to help Jimmy's robotic brother Brobot rescue his parents from The Junkman, an evil space scoundrel.

star 8.00
4 votes
Writers: Steven Banks
Foul Bull

#12 - Foul Bull

Season 2 - Episode 17

Foul Bull During a class trip to a rodeo, Jimmy, Carl and Sheen fall for a cute cowgirl, Sally. To prove themselves worthy of Sally's heart, each of the boys set out to master a specific rodeo talent. Sheen turns himself into a rodeo clown, and Carl wrestles a pig, but it's Jimmy who comes out the victor with his impressive bull riding – and fool proof robotic bull, of course. Once the bull malfunctions however, the boys need the help of a real cowboy to save the day. That cowboy, or cowgirl, turns out to be none other than Miss Fowl. Invention: Hyper-dimentional Super-controlling Electro-Magnet, Bullinator 8000

star 8.00
2 votes
Writers: Andrew Nicholls, Darrell Vickers, John P. McCann
Who Framed Jimmy

#13 - Who Framed Jimmy

Season 3 - Episode 17

Who Framed Jimmy Someone's stolen a lot of money ... and the evidence points to Jimmy! Can Carl, Sheen, and Jimmy figure out who's framing the boy genius?

star 8.00
3 votes
When Pants Attack

#14 - When Pants Attack

Season 1 - Episode 1

Since Jimmy's a scientist, he has more important things to do than pick up his pants - like invent a device that'll do that chore for him. But when the nanochip develops advanced brainial capacity, Jimmy's pants lead an attack on the city of Retroville! Inventions: MircoViewer 3000, Neutronic Eye in the Sky, Pant Eliminator, Smart Pants (nanochip), Laundroton, Neutron Catastrophic Simulation Escape System (Robo-Walker).

star 7.97
37 votes
Directors: Keith Alcorn
Writers: Steven Banks
Beach Party Mummy

#15 - Beach Party Mummy

Season 2 - Episode 1

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.

star 7.93
14 votes
Directors: Keith Alcorn
Writers: Steven Banks
The Tomorrow Boys

#16 - The Tomorrow Boys

Season 3 - Episode 3

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?

star 7.88
8 votes
Directors: Keith Alcorn
Writers: Christopher Painter
Krunch Time

#17 - Krunch Time

Season 1 - Episode 18

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!

star 7.83
6 votes
Directors: Keith Alcorn
Writers: Evan Gore, Heather Lombard
I Dream of Jimmy

#18 - I Dream of Jimmy

Season 1 - Episode 9

Carl's sleeping problems are hindering Jimmy's scientific research, so Jimmy goes into Carl's dream to see what the problem is.

star 7.83
6 votes
Directors: Keith Alcorn
Writers: Andrew Nicholls, Darrell Vickers
Crime Sheen Investigation

#19 - Crime Sheen Investigation

Season 1 - Episode 21

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.

star 7.83
6 votes
Directors: Keith Alcorn
Writers: Andrew Nicholls, Darrell Vickers
The N Men

#20 - The N Men

Season 3 - Episode 2

An encounter with the Van Patten radiation belt causes strange mutations in the kids: Jimmy glows orange, Cindy is super strong, Sheen is super fast, Libby can become invisible, and Carl has sonic burps. As the N Men, they work to fight evil in Retroville, but they end up doing more harm than good. The military soon steps in, capturing four of the kids, but only laughing at Jimmy's orange hue. When Jimmy discovers the dark side to his friends' new powers, he must race against time to find a cure - and deal with the effects of his power.

star 7.82
11 votes
Directors: Mike Gasaway
Writers: Gene Grillo
Make Room for Daddy-O

#21 - Make Room for Daddy-O

Season 1 - Episode 30

The Father's Day talent show is only a few days away, and Jimmy has to perform with his Dad. Hugh can't wait for the big night. Jimmy, on the other hand, is afraid of being disgraced in front of the entire school. Sure he loves his dad, but why must Hugh be so dorky and un-cool? So Jimmy invents a device that will alter Hugh's personality, making him the coolest dad in Retroville. The invention's a success. Hugh is so cool he becomes a huge celebrity. But now this new-and-improved Hugh is too cool to spend time with his son. Jimmy must now come up with a last minute solution that will turn Hugh back into the dad he loves. Inventions: Neutronic De-dorkenator, mirco-fiber-optic tether net.

star 7.80
5 votes
Directors: Keith Alcorn
Writers: Steven Banks
Aaughh!! Wilderness!!

#22 - Aaughh!! Wilderness!!

Season 1 - Episode 23

Hugh takes Jimmy, Sheen, and Carl on a camping trip into the wilderness, allowing no technology whatsoever. So what will save them when a big problem comes along? Invention: Neutron Camp-In-A-Box.

star 7.80
5 votes
Directors: Mike Gasaway
Writers: Gene Grillo
Return of the Nanobots

#23 - Return of the Nanobots

Season 2 - Episode 7

Jimmy tries to update those mischievous Nanobots to correct his non-scientific homework, but the Nanobots become obsessed with pleasing "The Great Creator" and start correcting everything. Invention: Correcto-Tech.

star 7.75
4 votes
Writers: Gene Grillo
The Trouble with Clones

#24 - The Trouble with Clones

Season 3 - Episode 14

Evil Jimmy returns! Jimmy needs his evil clone to "be" him so he can up his invention output by staying in his lab while the clone goes to school and spends time with his friends and family, so he tries to make the clone a "Good Jimmy." Of course, things go wrong and Evil Jimmy wreaks havoc around town....

star 7.75
4 votes
Sleepless in Retroville

#25 - Sleepless in Retroville

Season 1 - Episode 29

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.

star 7.75
4 votes
Directors: Mike Gasaway
Writers: Steven Banks