Learning Exercise

Well-Tempered Clavier: Module 15

Listening and reading exercise on fugue 15 (G major) of JS Bach's Well-Tempered Clavier in performance by Dr. Philip Goeth on the organ. Includes online assessment.


"Bach to School" is open-content curriculum that threads its way through four summative works of J. S. Bach. Designed... see more


  1. Listen to the G major fugue at:
  2. Read the narrative, at the end of which you'll find a link to the online assessment. The narrative is available in English and Spanish.


  • Topics: structure of subject, scale, proportionality 
  • Key concepts: Rhythmic symmetry of the subject; scalar material developed by economical means; fugue likened to Palladio villa with ensuing discussion of geometric and harmonic means, Zarlino, and "music of the spheres."


  1. Answer the ten questions at:
  2. Enter your name and instructor's email at the top of the page, then click the "Send to Instructor" button.