(Faber Piano Adventures ). The 2nd Edition Level 4 Lesson Book follows Piano Adventures Level 3B. The book is arranged by related major and minor keys, grounding the repertoire. The emphasis on root position V7 chords, arpeggios, and "Power Scales" links applied theory to the pieces being studied. Expressive repertoire selections build a strong foundation in harmony and technique. | Piano Adventures - Performance Book - Level 4 by Nancy Faber, Paperback | Indigo Chapters