When did people start making music? What types of music are there? How are musical instruments made? The Do You Know?TM series provides in-depth looks at a wide range of popular subjects. Appealing to children who want to know everything, each thought-provoking book features: * 96 pages of engaging and educational answers to many popular questions * Hundreds of labeled full-color illustrations * An index to key terms Fans of this book will also enjoy others in the same series, including Jobs, Trains, Dinosaurs, Oceans, Space, Vehicles, Earth, and Animals. * Great family and classroom read-aloud book * Educational books for kids 5 to 8 * Nonfiction books for kids An indispensable resource for any child's library!