The first middle grade novel in an exciting new series from acclaimed author Diana Peterfreund, perfect for fans of The Goonies and The City of Ember. Gillian Seagret doesn't listen to people who say her father's a crackpot. His conspiracy theories about the lost technology of Cold War-era rocket scientist Dr. Aloysius Underberg may have cost him his job and forced them to move to the middle of nowhere, but Gillian knows he's right and plans...