Who teaches Virginia how to play the piano in The Midnight Children?

In "The Midnight Children," Mrs. Foster is the character who teaches Virginia how to play the piano. Mrs. Foster has a significant influence on Virginia's musical education, helping her to develop her talent and appreciation for music. This relationship is not just about learning the piano; it also reflects the nurturing and mentorship that is often central to a young person's growth and education in the story. The other characters mentioned do not fulfill this role in relation to Virginia's musical journey. Mr. Skinister and Tristan have their own narratives and character arcs that are distinct from the musical instruction that Virginia receives, while Winnie plays a different role in the plot, further emphasizing how Mrs. Foster is specifically linked to Virginia's piano lessons.