Quartal Harmony Browse the Lessons 3-Note Quartal Voicings My All-Time Favorite Chord Browse the Lessons Gadd9/B Pedal Point Browse the Lessons Pedal Point in A Pedal Point in Am Pedal Point Combining Major Minor Explore Other Course Categories Music Theory Scales Harmony Rhythm Ear Training Technique Music Styles & Genres Songwriting Rock Riffs & Phrases Improvisation Learn Songs Learn Solos Superstar Results Practice Benefits of Music Study