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🎵Learn the Circle of Fifths in Music Theory

Stop memorizing the circle of fifths as a poster — start using it as a musical GPS. From key signatures to modulation, each drop turns one slice of the circle into a tool you can hear.

Foundations14 drops~2-week path · 5–8 min/daycreative

Phase 1Meet the Circle

Meet the circle and decode its patterns

4 drops
  1. Twelve keys arranged by one simple interval

    7 min

    Twelve keys arranged by one simple interval

  2. Sharps and flats arrive in a predictable order

    6 min

    Sharps and flats arrive in a predictable order

  3. Every major key has a minor twin hiding three hours back

    7 min

    Every major key has a minor twin hiding three hours back

  4. F-sharp and G-flat are the same pitch wearing different names

    6 min

    F-sharp and G-flat are the same pitch wearing different names

Phase 2Drill Keys and Relatives

Drill keys, minors, and transposition by ear

5 drops
  1. Name the key in under five seconds

    6 min

    Name the key in under five seconds

  2. Jump between major and minor without leaving the circle

    6 min

    Jump between major and minor without leaving the circle

  3. Transpose any chord by counting steps on the circle

    7 min

    Transpose any chord by counting steps on the circle

  4. The keys next door are the ones that sound good together

    7 min

    The keys next door are the ones that sound good together

  5. One diagram, four skills, sixty seconds

    7 min

    One diagram, four skills, sixty seconds

Phase 3The Circle in Real Music

Apply the circle to real songs and jazz cycles

4 drops
  1. Songs that walk the circle one step at a time

    7 min

    Songs that walk the circle one step at a time

  2. Four chords that conquered pop music all live on the circle

    7 min

    Four chords that conquered pop music all live on the circle

  3. The ii-V-I is the circle of fifths in miniature

    7 min

    The ii-V-I is the circle of fifths in miniature

  4. Steal a chord from a parallel key and nobody calls the police

    7 min

    Steal a chord from a parallel key and nobody calls the police

Phase 4Compose Through the Circle

Compose a modulating progression from scratch

1 drop
  1. Compose an 8-bar progression that changes key

    8 min

    Compose an 8-bar progression that changes key

Frequently asked questions

What is the circle of fifths?
This is covered in the “Learn the Circle of Fifths in Music Theory” learning path. Start with daily 5-minute micro-lessons that build from fundamentals to hands-on application.
How do you use the circle of fifths?
This is covered in the “Learn the Circle of Fifths in Music Theory” learning path. Start with daily 5-minute micro-lessons that build from fundamentals to hands-on application.
Why is it called the circle of fifths?
This is covered in the “Learn the Circle of Fifths in Music Theory” learning path. Start with daily 5-minute micro-lessons that build from fundamentals to hands-on application.
Is the circle of fifths the same as the circle of fourths?
This is covered in the “Learn the Circle of Fifths in Music Theory” learning path. Start with daily 5-minute micro-lessons that build from fundamentals to hands-on application.