You will hear a sequence of 4 chords drawn from the Major key you select. Your job is to identify each chord in order.
These sequences use all diatonic chords except for the vii°, which is not commonly used.
After listening, tap the chord tiles to build your answer, then press Submit. After submitting you can replay the correct sequence on the piano to train your ear.
Use Replay any time during answering to hear the sequence again.