While in detention, Rudy finds out about the magic chalk and he goes to Chalk Zone, a place where all the erased chalk pictures go to. He meets up with Snap, a picture of a superhero that Rudy drew in 2nd grade, and also this this monster that wants to hurt everyone. With Snap's help, Rudy is able to beat the thick headed monster.

Skwarl, a drawing that Rudy began to draw, was un-happy about his looks and he went to get his vengence.

Snap wishes to save Pie Day from the angry people that say that dessert is not before lunch. But what really is happening is people throw pies at eachother. Not eat them!

Rudy and Penny use Chalkzone as a way to get back to their school to recover a hamster.

Rudy brings his friend Penny to ChalkZone to help her find a formula, but Snap sees Penny as Rudy's girlfriend.

Rudy and Snap find a new island in Chalkzone and go have a barbacue and Snap was chased out of Chalkzone. Penny covers by saying that Snap was Rudy's replacement in a foreign exchange program. Meanwhie, Rudy is escapeing the rough waters of Chalkzone. Snap and Rudy cahnge places and everything gets to normal as normal as things get.

Snap takes Penny and Rudy to see Chalk Zone's biggets singing sensation Rapsheba. But, a thundercloud ruins the concert.

Snap loves a certain Superhero and wishes to be just like him, although Snap doesn't have the same Superhero powers as him, he has one power that can defeat a certain villain that the Superhero can't.

Snap and Blocky have fun using only a chalk line.

Rudy hides his pumpkin in Chalkzone to keep Reggie from vandalizing it before his school's pumpkin decorating contest. Unfortunately, the pumpkin gets into the wrong hands in Chalkzone, and Rudy must get his stolen Jill-O-Lantern back in time for the contest.

Penny is working on her Biology report and asks Rudy to do some illustrations for her. When he fails to do them for her and leaves to save ChalkZone, Skrawl returns to ChalkZone to give her a chance for revenge

Terry Beauffont tries to get a better reporting job, so she does a documentary on the fabled 'world of chalk', using Mr Wilter and Vinnie Raton as her witnesses... But the network presidents thought it was crazy, and ask why she didn't interview Snap. So Terry kidnaps Snap and brings him to the studio, and Rudy tries to foil the newscaster's intentions before CZ is revealed.

Rudy creates a living chalk puppet for the school talent show.

Snap returns to a life of a superhero with Blocky as his sidekick.

Snap creates a new security system for the Magic Chalk Mine.