Bright pictures and full-bodied sounds invite you into the fascinating world of musical instruments. By simply touching the sound chips, even toddlers can independently listen to the guitar, violin, flute, piano and xylophone and marvel at the different sound colours. At the end, there is a search game in which a random sound is played - which instrument does it belong to? With practical on/off button With search and guessing game at the end of the bookQUALITY NOTE: Our books are subject to a strict quality process. However, due to the varying length of the musical pieces, the battery life may vary. The books in this series are not disposable products the batteries in each book can therefore be easily replaced. We hope you enjoy these special books!.