TL;DR Faber Piano Adventures Level 4 is intended for pianists graduating from Level 3B.
The 2nd Edition Level 4 Lesson Book from Faber Piano Adventures is a well-structured continuation from Level 3B. Arranged by related major and minor keys, the book emphasizes root position V7 chords, arpeggios, and “Power Scales,” effectively linking applied theory to the repertoire. The expressive selections in this edition build a strong foundation in harmony and technique, making it an excellent resource for advancing piano students.