Bach and Before for Strings is a versatile collection of 19 Bach chorales. The chorales range in difficulty from easy to very sophisticated and are suitable for year two through high school string orchestras. Great for warm-up and teaching, as well as performance.Each chorale is presented in the Kjos Multiple Option Scoring System with all four voice parts (soprano, alto, tenor, and bass) presented in each part book. This allows for unprecedented teaching opportunities. Unison playing will help develop the quality of string orchestra's sound, and is the foundation of playing in tune. AS additional parts are added, students learn the nuances of harmony and expressive playing.Students love playing chorales, because they sound so good! Teachers will love using the power of unison playing and four part harmony to develop superior intonation and expressive playing in their string ensembles.