This lesson is the fourth part in the Songpond Beginner Lesson series for Piano. In this tutorial you will learn about the black keys on the piano. This lesson is all about sharps and flats, what they look like, how to play them, and how to recognize them in music. You will also learn about the key signature which is particularly helpful for learning your favorite songs in Songpond. No previous knowledge of piano or music theory is needed for this lesson series. Learn with step by step easy to follow video lessons. Running time: 12.24 minutes.