This book is part of a book series called Machines-Las Maquinas .

This book has been graded for interest at 4-7 years.

This book was published 2019 by Cantata Learning .

NADIA HIGGINS is the author of more than 80 books for children. She has written about everything from ants to zombies, with many history topics in-between. Erin Falligant has written more than thirty books for children, including the American Girl novel The Lilac Tunnel, the Innerstar University series, and nonfiction guides to standing up to bullies, knowing your body, and surviving school. A children's book editor for over fifteen years, Erin also has master's degrees in child clinical psychology and creative writing. Learn more at erinfalligant. com.