[en] [Code Busters Club 06] • The Secret of the Puzzle Box Darby Creek Publishing
[en] Flight of a Starling Carolrhoda Lab (R)
[en] [Quarantine 04] • The Giant Carolrhoda Lab™
[en] [Into the Dark 03] • The Immortal Throne Carolrhoda Books
[en] [Code Busters Club 06] • The Secret of the Puzzle Box Darby Creek Publishing
[en] Flight of a Starling Carolrhoda Lab (R)
[en] [Quarantine 04] • The Giant Carolrhoda Lab™
[en] [Into the Dark 03] • The Immortal Throne Carolrhoda Books