The music in Lesson Book 3 is completely written on the staff. After a review, the new concepts taught are: Staccato, legato, slurs; Melodic and harmonic 2nds and 3rds; Melodic and harmonic 4ths and 5ths; f-p.; Bass clef C D E are taught for the LH. Students then know all notes necessary to play in the C position. Playing both hands together is taught near the end of the book.