Hacker challenges the kids and their friends to solve a series of puzzles. To prove once and for all that he's smarter than the CyberSquad, Hacker challenges the kids and their friends to solve a ...

The CyberSquad struggles to save Ecotopia when the mother of a junior ranger goes missing. Hacker's careless drilling on Ecotopia set off a slime geyser, which destroyed many animals' habitats. The ...

Matt, Inez, Digit, and Jackie are planning a friendship retreat: four epic days of camping in the wilderness on Camptopia. Although Jackie’s going to miss her warm bed, everyone’s excited to spend ...

Ask the publishers to restore access to 500,000+ books. An icon used to represent a menu that can be toggled by interacting with this icon. A line drawing of the Internet Archive headquarters building ...

A popular new restaurant in Castleblanca serves delicious meals, but all the residents have become cranky and tired. The CyberSquad quickly learns the restaurant's food is unhealthy...and Hacker is ...