(topic: Patterns) - The diabolical Hacker wreaks havoc when he steals the power pods of Poddleville, a cybercity filled with patterns. Our heroes must use math and logic to crack the double pattern that unlocks the Poddles' cyberpower vault before Hacker and his henchmen do! The Big Idea: Patterns are sequences that repeat or change in an orderly way. You can use patterns to predict the next step in solving a problem.