Opportunity BasketChord iii Progression Cookbook & Ear Training Bundle
A downloadable collection of 40+ pre-built chord progressions in 12 major keys that feature chord iii in musically convincing contexts (with MIDI files, chord charts, and audio examples). Paired with a 6-week email-based ear training sequence where users listen to isolated chord iii moments in famous songs, identify them, and practice rewriting their own progressions using the templates as scaffolding.
16 weeks • 70% confidence
Value Proposition
Removes abstraction by showing exactly how chord iii works in real progressions (not theory diagrams), provides immediately usable templates to copy/modify, and trains the ear so users recognize when iii *feels* right—beating generic theory books and vague YouTube tutorials that never show the full context.
Target Audience
Intermediate amateur musicians (guitarists, keyboardists, producers) aged 18-45 who compose or arrange their own music and use DAWs or notation software
Key Features
- 40 progressions across 12 keys with chord iii in different positions (i-iii-vi-IV, vi-iii-IV-V, etc.)
- MIDI files + audio demos for each progression so users hear it first
- Chord charts (guitar tabs, piano voicings, Roman numeral notation) for each example
- And more, with full implementation detail...
Tech Stack
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Sign up freeOriginal Problem
Musicians struggle to understand how to use minor chords effectively in major key progressionsAmateur and intermediate musicians frequently get stuck when trying to incorporate chord iii (the minor chord built on the third scale degree) into their compositions in major keys, as it sounds unfamiliar and they lack clear guidance on when and how to use it musically. Existing music theory resources are either too academic and abstract, or too vague about practical application, leaving musicians unable to confidently integrate this chord into their progressions.
Score: 48.5%