Voice and piano (classical)-Just as scales and arpeggios build and sustain instrumental technique so vocal exercises are the root of good technique for all singers.Vocal Exercises Book 2 Grades 5-8 And ATCL (High Voice) contains suitable exercises for vocalist’s who are between grades 5-8 and ATCL Diploma level.The exercises in this book are intended to give a useful warm-up and should be practiced throughout the full range of the voice helping you to achieve a relaxed and even sound quality.