This is volume 4 in Piper Green And the Fairy Tree .

This book has been graded for interest at 7-9 years.

There are 128 pages in this book. This book was published 2017 by Alfred A. Knopf Books for Young Readers .

Ellen Potter lives with her husband and young son in upstate New York. She is the author of the OLIVIA KIDNEY books and has also published an adult novel. Qin Leng is an award-winning animator and illustrator. She lives in Toronto, Ontario.