- Widget (debut)
Hacker plans to launch a new virus at Motherboard — one that will crash her hard drive once and for all so he can take over Cyberspace. To stop the kids and Digit from getting in his way, he tricks them into a cybersite from which escape seems impossible. In a confounding juxtaposition of scale and size, the kids first find themselves in a land of giants — then become giants themselves in a land of little people. The kids must cope with these disparities in scale and size and use their brainpower to escape and warn Motherboard before Hacker can launch his virus.
Inez does not brush off Matt for calling her "Nezzie" in this episode.
- Math topic: "Size Me Up" spotlights scale and size, and how you can make a scale of something by multiplying all its demensions by the same number.
- For Real segment: "Bianca Gets the Big Picture" - When Bianca interviews for a job at a copy shop, she volunteers to take over an important job started by Pat, an employee who has taken ill. The challenge is to make a life-size copy of a photo of the King of Sloovoonia. When the King comes in to pick up the finished product, Bianca's brush with royalty is different from what she expected.
- Main article: Size Me Up (transcript)