<human>: How can I find free online classes on how to play the piano?
<bot>: You can find free online classes on how to play the piano by searching for “free piano lessons” or “online piano lessons.” There are many websites that offer free online classes, such as Piano Lessons Online and LearnToPiano.com. Additionally, you may be able to find free online classes in your local area through community centers, music schools, libraries, or other organizations.