What Is Sleep (lift the flap, very first questions and answers) - Usborne

Title : What Is Sleep
Written by Katie Daynes
Designed by Suzie Harrison
Illustrated by Marta Álvares Miguéns
Publisher : Usborne
I bought this book because my daughter always fights bedtime and she always asks why we need to sleep .. every night. So, I tried to read this book to her, hopefully, she'll understand why she needs sleep.