1. When Pants Attack
Aired: Jul 20, 2002Since Jimmy's a scientist, he has more important things to do than pick up hi...
2. Normal Boy
Aired: Sep 6, 2002Jimmy is tired of being a genius, so he decides to drain his brain to normal ...
3. Birth of a Salesman
Aired: Sep 6, 2002Jimmy and Miss Fowl's class participate in a candy-selling contest with the g...
4. Brobot
Aired: Sep 13, 2002Jimmy builds a miniature clone of himself, a pint-sized version of his own pe...
5. The Big Pinch
Aired: Sep 13, 2002To settle an argument with Cindy, Jimmy brings Thomas Edison to school.
6. Granny Baby
Aired: Sep 20, 2002Jimmy's Granny comes to visit and he gives her his new youth tonic potion.
7. Time Is Money
Aired: Sep 20, 2002Jimmy goes 15 years into the past to a time when his parents were swinging sw...
8. Raise the Oozy Scab
Aired: Sep 27, 2002Jimmy and Cindy are forced to collaborate on a science project involving hidd...
9. I Dream of Jimmy
Aired: Sep 27, 2002Jimmy invents the Dream Injector 5000 and enters Carl's dream to figure out w...
10. Jimmy On Ice
Aired: Oct 4, 2002Jimmy's attempt to cool off the summer heat wave results in a new Ice Age.
11. Battle of the Band
Aired: Oct 4, 2002Jimmy, Carl and Sheen form a band in order to beat out Cindy and Libby for th...
12. See Jimmy Run
Aired: Oct 14, 2002Jimmy's rivalry with Cindy escalates as he modifies his running shoes to achi...
14. The Phantom of Retroland
Aired: Oct 30, 2002Jimmy tries to disprove Nick's scary tale about the Phantom of Retroland.
15. My Son, the Hamster
Aired: Oct 30, 2002Jimmy's teleporting goof-up leads to him switching heads with Carl's pet hams...
16. Hall Monster
Aired: Nov 1, 2002When the old tyrant of a hall monster leaves, Jimmy is picked as his replacem...
17. Hypno-Birthday to You!
Aired: Nov 1, 2002In order to get his new chemistry set right away, Jimmy hypnotizes his parents.
18. Krunch Time
Aired: Nov 15, 2002The gang is in for a surprise when Jimmy creates a snack that surpasses every...
19. Substitute Creature
Aired: Nov 15, 2002Miss Fowl swallows a seed from Jimmy's DNA-accelerated spinach plant turning ...
20. Safety First
Aired: Nov 30, 2002In the next episode, Jimmy takes matters into his own hands by designing a hi...
21. Maximum Hugh/Sleepless in Retroville
Aired: Nov 30, 2002At the parent-child picnic, Jimmy gives his dad a bionic sweatband to help th...
22. Journey to the Center of Carl
Aired: Jan 31, 2003Jimmy creates a "get out of school sick" patch.
23. Aaughh!! Wilderness!!
Aired: Jan 31, 2003Hugh takes Jimmy, Sheen, and Carl on a camping trip into the wilderness, allo...
24. Party at Neutron's
Aired: Feb 17, 2003Sheen and Carl convince Jimmy to throw a party when his parents go out to wat...
25. Ultra Sheen
Aired: Feb 17, 2003Jimmy uses his Neutronic Game Cube to send Sheen into his favorite Ultra Lord...
26. Broadcast Blues
Aired: Mar 14, 2003Jimmy lands the spot of host on Lindbergh Elementary's Public Access show! Wh...
27. Professor Calamitous, I Presume
Aired: Mar 14, 2003The mad Professor Finbarr Calamitous schemes to make Jimmy his "scientific sl...
28. Maximum Hugh
Aired: May 17, 2003At the parent-child picnic, Jimmy gives his dad a bionic sweatband to help th...
29. Sleepless in Retroville
Aired: May 17, 2003Jimmy is hosting a sleepover with Carl and Sheen! To make it the best slumber...
30. Make Room for Daddy-O
Aired: Jun 6, 2003The Father's Day talent show is a few days away so Jimmy invents a device tha...
31. A Beautiful Mine
Aired: Aug 1, 2003Jimmy, Carl, Sheen, Cindy, Libby, and Goddard blast off into space in Jimmy's...
32. Sorry, Wrong Era
Aired: Sep 5, 2003Jimmy invents the Quantum Replay 9000 which enables him to go back in time. H...