This book is part of a book series called Readers .

This book has been graded for interest at 7-9 years. This book is part of a reading scheme, meaning that it is a book aimed at children who are learning to read.

There are 48 pages in this book. This book was published 2019 by National Geographic Society .

STEPHANIE WARREN DRIMMER writes for children as well as adults. Her favorite kid book topics include a planet where it rains rocks, the chemistry of the perfect cookie, and scientists who use light to control mouse brains.