Major scale spelling
Know every note.
Spell every scale.
A focused musical journey through all 15 conventionally used major scales—made for curious students ages nine and older.
different letter names
before the octave
The one rule you need
Every letter gets a turn.
From the tonic to the octave, use every letter name exactly once. Do not repeat or omit a letter. The octave repeats the tonic.
Guided Journey
Fifteen keys, one clear path.
Complete each scale correctly twice—once without a hint—to open the next key.
mastered
Free Practice
Pick any key. Stay curious.
Practice as often as you like. This area will not change your Guided Journey progress.
Spell the scale
C major
One of each letter. Naturals need no extra tap. The octave repeats the tonic.
Major scale step pattern W = whole step · H = half step
Choose a letter. Add a flat or sharp only if needed.
Mastery Challenge
Fifteen scales.
Six focused minutes.
Try the challenge anytime. Spell every major scale correctly in a fresh randomized order, correcting notes while time remains.
- 15 scales in every attempt
- 6:00 total time
- ∞ corrections while time remains
One of each letter. Naturals need no extra tap. The octave repeats the tonic.
Major scale step pattern W = whole step · H = half step
Choose a letter. Add a flat or sharp only if needed.
Keep going
A strong start.
You completed 0 of 15 scales. Try again when you’re ready.
Mastery Challenge complete
Every scale,
beautifully spelled.
You’ve earned your personalized Harmony Chart.
Achievement unlocked
Your Harmony Chart
All 15 major scales, extended through 13 consecutive scale steps.