The Neapolitan sixth
The first chromatic chord of the course, one step at a time: what it is and how to spell it, laying it out in four parts, and its two ways to the dominant, through Ic or straight to V.
Start with The Neapolitan sixth. In 14 minutes you will be able to spell the Neapolitan sixth in any key. It is free.
Lessons
Practise and test
Brainlag's own Grade 7 level course, not an exam board's syllabus. Every example and question is original. Results are Brainlag estimates.