Operation confirmed. The musical notes light up. You can enjoy learning words and more with music and Sofia's talking. When you turn the pages, you'll hear audio about princess manners. You can also play the piano, allowing children to interact with sounds and melodies. An educational toy that can be enjoyed for a long time, from ages 2 to 5. ★ Play in 4 modes: ★ Story Time: Listen to stories, learn to imagine. ★ Castle Life: Look at pictures, learn to understand. ★ Quiz: Find answers, learn to remember. ★ Music Time: Listen to sounds, learn through experience. ★ Cute pendant-shaped mouse, toy, keyboard, piano. I have disinfected it with antibacterial wipes, but as it is several years old, there are some signs of fading. Please purchase with an understanding of its used condition. Requires 3 AA batteries, please prepare them.