Learn piano notes, playing, and music theory all in this small but handy application - 120 chord database with audio playback of notes and chord. - 12 notes (one octave) with corresponding note names. - 12 ascending and descending major scales with red dots for easy learning. - 12 ascending and descending minor scales with blue dots. - Detailed instruction page. - Ludwig van Beethovens Moonlight Sonata background music. Great for music students and teachers, or just someone more interested in learning about piano. Please rate and review. Contact me if you have any questions or suggestions. Thanks for your support tags: piano, music, keys, chords, theory, lessons, game, education, beethoven.