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F MixolydianThe F Mixolydian mode contains seven notes: F, G, A, B♭, C, D, and E♭.
Piano chords, scales & theory. Full MIDI.
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Today at the piano
Thursday, August 20, 2026.
On this day
2013 Marian McPartland, the English and American jazz pianist and broadcaster, died in Port Washington, New York.
Term of the day
Half Diminished ChordThe half-diminished chord (m7♭5) is a diminished triad with a minor seventh, darker than a minor 7th but softer than a fully diminished 7th.
Did you know
The piano’s 88-key range covers just over seven octaves, from the lowest A to the highest C.
Piano by the numbers ›The index
Look anything up directly, in both enharmonic spellings, C♯ and D♭ alike.
ChordsEvery chord type in every key, triads to altered dominantsScalesMajor, minor, pentatonic, blues, bebop and beyondToolsVirtual piano, chord finder, drills, all in the browserTheoryShort articles in teaching order, plus two guided seriesSongsGuides to iconic pieces, and easy songs to start withProgressionsCadences and the progressions behind real musicNotesAll 88 keys named, A0 to C8, with frequency and enharmonicsVoicingsChord shapes and techniques under the handModesEvery mode, in every key
Learn and practice
Virtual PianoA keyboard with real sampled sound: mouse, touch, or your computer keys.Play itChord FinderPlay or click any combination of notes and see what chord it makes.Open the toolLearn Piano: the step-by-step pathAn ordered course from your first notes through chords, scales and theory.Follow the pathCircle of FifthsThe interactive wheel: keys, relatives, and how they connect.Explore it