Nanjing's core banner education is an educational method that focuses on cultivating children's comprehensive quality and personality development. This kind of education focuses on cultivating children's creativity, thinking ability and social skills, and helps children develop in an all-round way by providing diversified learning opportunities. Research shows that this kind of education can promote the development of children's cognitive ability, emotional management and social ability, and improve their academic performance and lifelong learning ability. In addition, Nanjing's core flag education also pays attention to cultivating children's moral values and helping them become responsible and responsible members of society. Therefore, Nanjing core banner education has a positive impact on children's development and growth.