A picture book with mechanisms for enjoying music. - Title: Kodomo Challenge 4 - Publisher: Benesse - Target Age: 1-2 years old - Content: Enjoy music while moving your hands - Features: Includes mechanisms that produce sound when touched Thank you for looking. Since it is a thick book, I have wiped it with disinfectant sheets. I have included photos of any visible dirt. Please understand that there may be oversights, so please accept the overall signs of use. There are no noticeable tears in the parts with flip-up mechanisms.