Easy Piano includes a piano keyboard that attaches to the Nintendo DS™, allowing you to play over 30 songs, compose your own music on the go, and learn about music from a digital coach. Master pop, jazz, and classical tunes including "Alright", "Come Away With Me", and "Enjoy the Silence" using the keyboard or your stylus. Record and edit performances from the piano keyboard, or write directly to the staff using your stylus, and save up to three compositions! Source: The Developer Website.