This book has been graded for interest at 7-10 years. This book is part of a reading scheme, meaning that it is a book aimed at children who are learning to read.

This is a chapter book. Publishers market early chapter books at readers aged 6-10 years. This book was published 2018 by Listening Library .

Madeleine L'Engle (1918-2007) was the author of many acclaimed books for children.