🌐 bbc.co.uk
Chords - Harmony and tonality - OCR - GCSE Music Revision - OCR - BBC Bitesize
Revise harmony and tonality in different musical periods including the renaissance, baroque and romantic and the music of the early 20th century.
↗ https://www.bbc.co.uk/bitesize/guides/zr2rt39/revision/1