10 complete nursery rhymes to act out! Professional musicians and the participation of children's voices: an additional charm unique to the Thomas editions collection, allowing the child to identify and sing more easily. AAA batteries and the option to use rechargeable batteries. Volume button to increase or decrease the sound. 10 complete nursery rhymes to act out: "Turn Little Mill", "I Have a Big Red Nose", "I Go Around the House", "It's the Little Bug", "Ladybug, Ladybug", "The Little Caterpillar", "Little Snail", "A Hen Laid an Egg", "This Is the Way the Ladies Ride", "Mr. Thumb."