Why does the sun set? How are snowflakes made? Why is the sea salty? Why do volcanoes explode? Find out the answers to the questions that have fascinated children (and adults!) for generations with this unusual and amusing question-and-answer book! A fun first introduction to the world around us and the history and functions of our planet. With hilarious, imaginative questions answered by know-it-all animal characters and funny, cartoon-style illustrations accompanying scientific facts, this book introduces children to facts about the planet in a fun, enjoyable way.