Amazon.com description: Product Description: Essential Elements Piano Theory is a comprehensive course designed to help students master theory concepts. New concepts are gradually introduced in a clearly presented format followed by sufficient and effective reinforcement. Each book features three sections of Musical Mastery which include ear training mastery in rhythm symbols reading and analysis. Students learn to apply their theoretical knowledge in a musical context through such elements as improvisation transposition reading lead lines and standard chord progressions. Each book concludes with a section of Theory Mastery which includes a review test and ear training. The creative and fun approach of this series applies the student's understanding of theory to real musical examples and will enhance and supplement any method book.