(Faber Piano Adventures ). The 2nd Edition Level 2A Theory Book has thematic tie-in with the Level 2A Lesson Book, inviting students into the pages for deeper understanding. A wide variety of theory activities engage students with eighth notes, phrases, transposition, and 5-finger scales. Composer biographies provide valuable context for Lesson Book pieces while helping students review key concepts. | Piano Adventures - Theory Book - Level 2A by Nancy Faber, Paperback | Indigo Chapters