#1 When Pants Attack
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!
Release: 2002-07-20Grade
#2 Normal Boy
Jimmy is tired of being a genius, so he decides to drain his brain to normal capacity. But when a big meteor heads straight for Retroville, who will save the day?
Release: 2002-09-06Grade
#3 Birth of a Salesman
Miss Fowl's class has a candy-selling contest, with the grand prize being a trip to Retroland! To beat Cindy in the contest, Jimmy invents a robot programmed to sell candy no matter what.
Release: 2002-09-06Grade
#4 Brobot
In his lab, Jimmy constructs the perfect little brother he never had, "Brobot".
Release: 2002-09-13Grade
#5 The Big Pinch
To settle an argument with Cindy, Jimmy brings Thomas Edison to school.
Release: 2002-09-13Grade
#6 Granny Baby
Jimmy's Granny comes to visit and he gives her his new youth tonic potion.
Release: 2002-09-20Grade
#7 Time Is Money
Jimmy goes 15 years into the past to a time when his parents were swinging sweethearts.
Release: 2002-09-20Grade
#8 Raise the Oozy Scab
Jimmy and Cindy are forced to collaborate on a science project involving hidden treasure.
Release: 2002-09-27Grade
#9 I Dream of Jimmy
Jimmy invents the Dream Injector 5000 and enters Carl's dream to figure out what he is afraid of.
Release: 2002-09-27Grade
#10 Jimmy On Ice
Jimmy's attempt to cool off the summer heat wave results in a new Ice Age.
Release: 2002-10-04Grade
#11 Battle of the Band
Jimmy, Carl and Sheen form a band in order to beat out Cindy and Libby for the talent contest first prize.
Release: 2002-10-04Grade
#12 See Jimmy Run
To get revenge on Cindy for winning a race, Jimmy adapts his running shoes so he can move at lightning speed.
Release: 2002-10-14Grade
#13 Trading Faces
Jimmy comes up with an invention that allows him to read Cindy's mind.
Release: 2002-10-14Grade
#14 The Phantom of Retroland
Jimmy tries to disprove Nick's scary tale about the Phantom of Retroland.
Release: 2002-10-30Grade
#15 My Son, the Hamster
Jimmy's teleporting goof-up leads to him switching heads with Carl's pet hamster.
Release: 2002-10-30Grade
#16 Hall Monster
When the old tyrant of a hall monster leaves, Jimmy is picked as his replacement.
Release: 2002-11-01Grade
#17 Hypno-Birthday to You!
In order to get his new chemistry set right away, Jimmy hypnotizes his parents.
Release: 2002-11-01Grade
#18 Krunch Time
Jimmy comes up with a snack that is even tastier than everyone's favorite.
Release: 2002-11-15Grade
#19 Substitute Creature
Miss Fowl swallows a seed from Jimmy's DNA-accelerated spinach plant turning her into a 50-foot plant.
Release: 2002-11-15Grade
#20 Safety First
Jimmy creates an electronic bodyguard to protect him from a bully.
Release: 2002-11-30Grade
#21 Crime Sheen Investigation
Sheen's oldest and most prized UltraLord is missing! It's up to Jimmy, playing a high-tech Sherlock Holmes, to find it.
Release: 2002-11-30Grade
#22 Journey to the Center of Carl
Jimmy creates a "get out of school sick" patch.
Release: 2003-01-31Grade
#23 Aaughh!! Wilderness!!
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?
Release: 2003-01-31Grade
#24 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?
Release: 2003-02-17Grade
#25 Ultra Sheen
Jimmy uses his Neutronic Game Cube to send Sheen into his favorite Ultra Lord video game.
Release: 2003-02-17Grade
#26 Broadcast Blues
Jimmy lands the spot of host on Lindbergh Elementary's Public Access show! When the show fails miserably, Cindy and Libby are brought in as producer and co-star, changing informative Science With Jimmy to flashy Funky Jam Dance Party (with some science).
Release: 2003-03-14Grade
#27 Professor Calamitous, I Presume
The mad Professor Finbarr Calamitous schemes to make Jimmy his "scientific slave."
Release: 2003-03-14Grade
#28 Maximum Hugh
At the parent-child picnic, Jimmy gives his dad a bionic sweatband to help their team beat Cindy's.
Release: 2003-05-17Grade
#29 Sleepless in Retroville
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?
Release: 2003-05-17Grade
#30 Make Room for Daddy-O
The Father's Day talent show is a few days away so Jimmy invents a device that turns dorky Hugh into the coolest dad in Retroville.
Release: 2003-06-06Grade
#31 A Beautiful Mine
Jimmy, Carl, Sheen, Cindy, Libby, and Goddard blast off into space in Jimmy's newly invented spaceship to mine for aster-rubies while fighting off space bandits and their own greed.
Release: 2003-08-01Grade
#32 Sorry, Wrong Era
Jimmy invents the Quantum Replay 9000 which enables him to go back in time. Hugh accidentally sends Jimmy, Carl, and Sheen back 200 million years.
Release: 2003-09-05Grade