In Rainbow Piano, you get to to explore the range of a piano without needing one in your own home. You can see seven keys included on a standard piano, starting with middle C. Starting with C, the red note, the piano goes on the way up to B, the purple note. To see how they sound, click on them. You can also click on the black keys, although they do not make any noise. Try to see if you can figure out how to play some of your favorite songs. Once you get a feel for how the notes sound, it will be easy to play and rock out on the piano!