50 Classic Masterpieces to Learn by Listening: A Collection of Excerpts. Includes a 2-CD set and a CD BOOK with commentary. You can learn the names of famous classical pieces and composers by listening to excerpts. Whether you're an adult or a child, playing this during relaxing times or while in the kitchen will help you naturally become familiar with and remember the music. The CDs are in excellent condition with no scratches. However, the CD BOOK shows some discoloration and minor staining on the edges and cover due to aging. Each page inside is in good condition, so there are no issues with reading the text.