The basic sampling methods in 20021RTVU's Research Methods of Preschool Education are: simple random sampling, stratified random sampling, equidistant random sampling, cluster random sampling and multi-segment random sampling. Research Methods of Preschool Education is a book published by East China Normal University Press in June 2006. The author is Tao Baoping.

The major of preschool education in RTVU is mainly to cultivate excellent preschool teachers with all-round development of morality, intelligence, physique and aesthetics, who can meet the needs of preschool education practitioners' specialization and preschool education development, have certain preschool education professional knowledge and teaching skills, adapt to urban and rural kindergarten work, and have innovative spirit and practical ability.

Preschool education is an education that parents and kindergarten teachers use various methods and objects to stimulate the brains of preschool children systematically and scientifically, so as to gradually improve the functions of all parts of the brain. Children are the basic stage of intellectual development in life, and also the fastest developing period. Proper and correct preschool education plays a great role in children's intelligence and future development.

As a kindergarten teacher, we should pay attention to guiding the all-round development of children's morality, intelligence, physique and beauty in the teaching process; Follow the law of children's physical and mental development and provide opportunities and conditions for children to express their abilities. And games are the basic activities, and education is included in various activities, so that they can learn to care about others, learn to share and be willing to share.