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.
| ISBN: | 9780807555699 |
| Publication date: | 1st January 2007 |
| Author: | Gertrude Chandler Warner |
| Illustrator: | Robert Papp |
| Publisher: | Albert Whitman & Company |
| Format: | Paperback |
| Pagination: | 120 pages |
| Series: | The Boxcar Children |