An evildoer named Hacker kidnaps Dr. Marbles to a remote island and downloads a virus into Motherboard, so 3 kids from the real world called Inez, Matt, and Jackie must find Dr. Marbles.

Hacker kidnaps Dr.Marbles once again to download his brain into his new robot henchman,Gigabyte.

Digit is lured to R-Fair City, a cybersite full of carnival games, where he is kidnapped by a disguised Hacker. The kids must find the unfair/crooked game to find Digit. Meanwhile, they learn about chance and how to spot an unfair chance of winning and losing. Along the way they meet Lucky, a cab driver, who offers them a chance to gain a free cab ride while they search for Digit. Digit is locked in a bird cage with Buzz and Delete as his guards.

The kids estimate where it is to try to keep the sunisphere of Solaria away from Hacker.

Hacker goes to jail for going to Sensible Flats and taking more land than ""Judge Trudy"" allows. Surprisingly, the kids want to bail him out...in exchange for Motherboard's antidote.

A cybersite is full of Greek mythology the kids have to go through to get a second chance from Zeus to get Pandora's Box from Hacker. For Real: Matt has his would-be girlfriend, Jennifer, coming over and he makes lemonade, only to have it lower in the glasses as more guests come over.

Buzz and Delete steal power pods in Poddleville, making the town lose most of its power. The way to stop them? By using number patterns.

Hacker goes to the happily ever after site and steals the town's king in order for a ransom of golden eggs.

The Incriptor Chip has fallen into a pyramid in the desert and Dr. Marbles was getting it, until he was imprisoned. The kids were called upon by Motherboard to go in and get Marbles and the chip. Unfortonatly, they have to get out before the gate of the pyramid has closed, locking them in for eternity. The gate drops down as the water drips from two cylinders. The kids find out there are 15 rings of water left and each ring drops out each minute, meaning they have about 15 minutes to go in and out. Matt's watch is broken and Jackie might sneeze again and lose count of time. However, they find an artifact moving at the same pace as the water cylinder, and then use a bunch of rubies and an even distributor to know how many seconds have passed and a ring and stick to know how many minutes they have left.

Hacker steals the Symmetrizer to destroy Symmetria and cause havoc on other cybersites. But the kids trick him into thinking he'll find Dr. Marbles there.

Hacker finds the Crystal of Calimar in order to be unstoppable. Feeling superior, the evildoer goes to a spa while the kids visit the northern frontier to give the crystal to Motherboard.

Hacker decides he needs to change his luck from bad to good, so he hires Baskerville, a new henchman, to replace Buzz and Delete while the 10 good luck charms of Cyberspace ensure him good luck. The kids and Digit use logic to rescue the charms and stop Hacker.

The kids use geometry to find Dr. Archimedes [and his house] so he can give Dr. Marbles the Encryptor chip.

Motherboard is suddenly sickened by the green liquid because of Buzz and Delete. So it's up to Digit and the kids to heal her using the blue liquid.

Hacker talks the kids into entering a contest to find rare glowing butterflies called gleamers to start the Grim Wreaker. The prize: the Encryptor Chip, which ends up being a fake.

Hacker eavesdrops on the kids so he can find out where the cyberslug from Aquari-Yum is, so he can use it to suck the energy from Motherboard.

The kids use line graphs to find out why the water from Sensible Flats is missing. Who's responsible? The Hacker, himself.

The kids realize that different people have different ways to solve problems. They must use them in a complementary way in a contest against the Hacker that was devised by a zen master who's holding them all captive. If they win, they'll go free; if they don't, the Hacker (voice of Christopher Lloyd) will.

Clones of Delete surround R-Fair City, so the kids and Lucky try to count how many are there.

The kids crash land on a planet where they don't use money - they trade things. Buzz and Delete become smart for once and the Hacker get shrunk by the shrink ray.

The kids use integers to see which floor of a building has Buzz and Delete, who are holding the cybercouncil hostage.

A Sky Wall is built to protect Happily Ever After from Hacker, but he plans to invade when Wicked's operatic voice will break it. One of the Three Little Pigs secretly aides Hacker after a promise of protection from the Big Bad Wolf, so the kids have to do double duty to expose him and stop Wicked from singing.

The Hacker's creating noise pollution by broadcasting his annoying voice across cyberspace from a statue of himself. The kids must shut it down, and to get past its booby traps, they must measure lengtate the measure

When the kids are stranded on a giant island,they must get out to stop Hacker from sending an e-mail to Motherboard that contains a virus.

Hacker devises a evil plan which is to pollute cybersites with CYBERSTATIC and the kids must solve problems to stop it.

The Hacker kidnaps the Beast from a Rock Band on the Mount Olympus Cybersite. Without him, the band plays horribly and off beat and if they don't play good music, then the whole Cybersite will fall apart! Digit has to find the Beast while the kids take notes on what beat each member of the band plays. On For Real: Harry joins a tap dance class and tries to play well with a crush on the instructor.