Touch the turn on button on each page, touching the words on the pages , read the words and have sound effects. Perfect for birthday gift, travel toy, daycare kindergarten preschool learning supplies. This baby book can help children learn Numbers, animal recognition and singing. Training the baby's hearing and oral expression ability, multi‑function learning machine. Includes letters, words, storytelling and music learning, special designed for children. Made of high quality plastic, to childr