Remember that while ballet is considered an art, dancers are athletes. Consider checking out dietary guidelines for young soccer or lacrosse players, even cross country runners. They tend to be use the same muscle groups in sustained activity. Also, Max will benefit from the balanced meals you serve at home so a "treat" like a burger or milk shake after class isn't terrible just try to avoid deep fried items. Especially since in addition to the calories he expends in class he also needs to fuel his growth. You're doing a good job Page. Most parents second guess themselves.