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

There are 320 pages in this book. This book was published 2019 by Scholastic Press .

Blue Balliett is the author of several bestselling, acclaimed mystery novels, including Hold Fast , Chasing Vermeer (a Book Sense Book of the Year and an Edgar Award winner), The Wright 3 , The Calder Game , and The Danger Box . She writes in the laundry room of her home in Chicago, Illinois, and you can find her online at blueballiettbooks. com.