
Harmonic Improvisation Readiness Record / Rhythm Improvisation Readiness Record - Complete Kit (CD, Manual, Scoring Masks, 100 of each answer sheet)
Grades 3 through Music Graduate School
Edwin E. Gordon

Rating Scales and Their Uses for Measuring and Evaluating Achievement in Music Performance
Edwin E. Gordon

Am I Musical?: Discover Your Music Potential
Music Audiation Games for Adults and Children Ages 7 and Up
Edwin E. Gordon