No lessons are needed. Play your favorite pop songs including `heal the world” California Hotel” with the power piano app. This is the only piano that can play a mixed piano effect. More than 100 songs are available, which include classics, pop piano, and romantic songs. Play the solo piano that has 6 piano keyboards. This app is purely fantastic. Download it and play as a piano genius. It has beautiful UI and a great sound effect. Be the leader of your own band. mix the piano melody with guitar flute and a drum!