This book was recognised by the Newbery Award. The Newbery Medal was named for eighteenth-century British bookseller John Newbery. It is awarded annually by the Association for Library Service to Children, a division of the American Library Association, to the author of the most distinguished contribution to American literature for children.

There are 80 pages in this book. This book was published 2010 by Houghton Mifflin .

The Unknown Adventurer is still believed to be at large in the wild.