Want To Know! This series of informative picture books answers the questions of young children. Some subjects are familiar to them, others are less familiar. The books deal with the world and the environment around us, with our past and our present. In a playful and clever way, these books tell children what they want to know! Do you want to know about stars and planets? What causes day and night? Why the moon look different on different nights? Is the sun a star? How many planets are there? In this book you'll learn everything you've ever wanted to know about the earth, the moon, the sun, the stars and the other planets. This book also contains activities, a cartoon, a poem, a big fold-out page and a planet quiz, so that you can become a real expert. An informative and interactive picture book for children ages 6 and up about stars and planets.