Lost my marbles: A day at the library turns into an adventure when Jackie, Matt, and Inez learn that Hacker has kidnapped Dr. Marbles, the only person who can save Motherboard from a virus! The team learns to use a map as a mathematical tool as they search for Marbles...then try to escape before a huge earthquake comes!

Borg of the ring: The long lost Totally Rad Ring of Radopolis has been found and is soon swiped by Hacker. This powerful crown will grant the wearer his heart's desire, and Hacker is a cyborg who wants it all. He seems nice, but whose side is he really on?

Eye of the Rom: Hacker steals the powerful Eye of Rom from Binky the Cat's pyramid, placing the Ancient Egypt cybersite in jeopardy. The kids and Digit set out to retrieve the Eye from Hacker, but the journey is packed with a maze of exciting, action-filled gambits that force them to first do and undo a series of complicated steps.