It's 1943, and nearly-12-year-old George and his older brother Jack are spending a restless wartime summer in Whitby, Ontario, where their mom is working at a munitions plant while their dad is off fighting the Germans. One afternoon, the boys stumble across Canada's top-secret spy camp-and so begins an exciting and terrifying adventure as George and Jack get caught up in the covert activities of Camp X. Fascinated by Camp X and its secrets, the boys begin to suspect local townspeople of being spies. Is the police chief ...

Camp X 2013, Puffin Books

ISBN-13: 9780143189008

Trade paperback

Camp X 2003, Puffin Books

ISBN-13: 9780141313283

Mass-market paperback

Camp X 2002, Viking Books

ISBN-13: 9780670911011