This lovely picturebook story tells the story of two children who find out what light is. Ideal for home or classroom, this book contains notes for parents and teachers with suggestions of ways to explore scientific topics Illustrated by the ever-popular and award-winning illustrator Mike Gordon. This book is part of a series of stories about feelings and emotions for children aged between 4 and 8. Other titles are: What are plants? What are forces? What is electricity? What are materials?