This book has been graded for interest at 8-12 years.

This book was published 2007 by Listening Library .

E. L. Konigsburg made a remarkable debut in children's books by winning the prestigious Newbery Medal for her book, From the Mixed-up Files of Mrs. Basil E. Frankweiler. She is also the author of Silent to the Bone and The Outcasts of 19 Schuyler Place. She lives in Florida, USA.