Secret Coders 3 : Secrets & Sequences, Paperback by Yang, Gene Luen; Holmes, Mike (ILT), ISBN 1626720770, ISBN-13 9781626720770, Brand New, Free shipping in the US Determined to learn the history of once-elite Stately Academy, Hopper, Eni, and Josh are challenged to outmaneuver Principal Dean, who demands that the team turn over their most powerful robot and threatening coding genius, Professor One-Zero.
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