- ISBN: 080755569X, 9780807555699
- Page count: 128
- Published: 2007
- Format: Paperback
- Publisher: Oasis Audio
- Author: Gertrude Chandler Warner
One day in the park, the Aldens' dog, Watch, comes across a mysterious box with a note inside. "Congratulations " the note says. "You've found it " The box is part of a fun new treasure-hunting game.