In this piano lesson I explain how to read sheet music that has sharps or flats in the key signature and throughout the piece. This lesson covers the music theory of reading music with key signatures and accidentals. Accidentals are when a note is used from outside the key signature usually with sharps and flats. I explain the terminology as well as the symbols used and how to play the right notes on piano. Beginners can learn a lot from this easy piano lesson which can help you learn more about