Go on a deep-sea adventure with the sea turtle and meet his animal friends; discover treasures along with animal sounds and fun facts Build vocabulary with words about sea creatures, weather, letters, numbers and colors in Explore and Letter modes Eight piano keys play piano notes and teach the music scale in Music mode Every interactive page in this take-along book offers multiple ways to take a deep dive into learning with 225+ songs, melodies, sounds and phrases Intended for ages 12-36 months; requires 2 AA batteries; batteries included for demo purposes only; new batteries recommended for regular use