Each Musical Instruments title features easy-to-read text, stunning visuals, and an educational activity. Musical Instruments is a series of AV2 media enhanced books. A unique book code printed on page 2 unlocks multimedia content. These books come alive with video, audio, weblinks, slide shows, activities, hands-on experiments, and much more. Each AV2 media enhanced book is a unique combination of a printed book and exciting online content that brings the book to life. Readers can access embedded weblinks, audio and video clips, activities, and other features, such as a slide show, matching word activity, and quiz.