1. Pedagogy: Choosing pedagogy in the pre-school entrance examination can deeply study the essence, purpose, methods of education and its relationship with society and culture. For preschool educators, understanding the theoretical framework and practical application of pedagogy is helpful to improve teaching quality and innovation ability.

2. Sociology of education: Sociology of education pays attention to the interaction between education and social structure, culture, economy and other factors. Choosing this direction for pre-school education postgraduate entrance examination is helpful to understand the social mechanism behind educational phenomena, and then optimize the educational environment and promote the socialization development of children.

3. Child developmental psychology: Child developmental psychology is a discipline that studies the psychological development law of children from birth to adolescence. Choosing children's developmental psychology for pre-school education postgraduate entrance examination can deeply understand children's psychological characteristics, needs and behaviors, provide scientific basis for children's education and promote children's all-round development.