(Essential Elements). Level 4 of Hal Leonard's Essential Elements for Strings series is perfect for your advanced—level students. Each book includes: — A detailed practice routine for scales — Three—octave major and minor scales and arpeggios — A systematic fingering system for scales — Extensive shifting exercises for advanced positions — Shifting reinforcement in a musical context using unison orchestra excerpts — Advanced technical development — Sequenced rhythmic and bowing studies — and much more!