close-up of piano keys black and white. They drew notes on the piano with a felt-tip pen to teach children music The concept of teaching music at school, beginners, the correct positioning of the hand Stickers #585017760
close-up of piano keys black and white. They drew notes on the piano with a felt-tip pen to teach children music The concept of teaching music at school, beginners, the correct positioning of the hand Poster #585017760
