Why a bunch of notes sound like they belong together.
Two names for what sounds like the same pitch.
One semitone lower.
The note that feels like home, plus the family of notes around it.
The sharps or flats written at the start of the music.
Cancel the sharp or flat — play the plain letter note.
One semitone higher.
The home note of a key — the one that feels finished.
BDTplay first