This book is part of a book series called How Does It Work? .

This book has been graded for interest at 6-9 years.

There are 24 pages in this book. This book was published 2019 by Pogo Books .

Jenny Fretland VanVoorst is a writer specialising in science and technology. She is especially interested in making complicated subjects interesting and accessible to young people. She has a particular interest and expertise in robotics, having been involved in robotics competitions as both a participant and a judge, and has written six books on robotics topics. When she's not reading or writing, Jenny enjoys travelling, watching wildlife and playing the piano. She lives in Michigan, USA, with her husband, Brian, and their two pets.