Each book in this series comes with a CD of complete professional performances, and includes matching custom arrangements in Easy Piano format. With these books you can: Listen to complete professional performances of each of the songs; Play the Easy Piano arrangements along with the performances; Sing along with the full performances; Play the Easy Piano arrangements as solos, without the disk. This pack features 10 songs: Climb Ev'ry Mountain • Do-Re-Mi • Edelweiss • The Lonely Goatherd • Maria • My Favorite Things • Sixteen Going on Seventeen • So Long, Farewell • Something Good • The Sound of Music.