This book is part of a book series called Nancy Drew And the Clue Crew .

This book has been graded for interest at 7-8 years.

There are 96 pages in this book. This is a chapter book. Publishers market early chapter books at readers aged 6-10 years. This book was published 2007 by Turtleback Books .

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