Classics for the little ones – with the new sound books from the market leader in musical picture books: featuring excellent sound quality, a practical on/off switch, and performed by renowned musicians. This way, children can independently discover various instruments and the beautiful, world-famous music of Ludwig van Beethoven, including "Moonlight Sonata," "Für Elise," the 9th Symphony, and the "Pastoral." This book is a playful way to introduce musical early education!.