This highly popular & long-running series has been revamped for a new generation of readers with a clean crisp redesign & colourful covers. The series explores questions that young readers ask about the world around them in an unrivalled child-friendly style. The conversational format is perfect for delivering solid information in a natural amusing & imaginative way. Taking as its starting point a childs desire to understand the world this illustrated book focuses on our planet asking questions such as: why does the wind blow? how big was the largest snowman ever built? & why do animals sometimes fall out of the sky?