It is the first step for children to leave their families and enter kindergarten, the initial stage for them to adapt to the society, and the key step for children's socialization. Because children's physical and mental development is not sound and their adaptability is poor, most children will have one or another maladjustment when they enter the kindergarten, which is usually manifested as crying, anxiety, not eating or drinking, homesickness, losing temper and so on. The problem of mood not only makes teachers and parents feel very difficult, but also seriously affects children's physical and mental health development. There are many reasons for children's maladjustment. From the perspective of psychology, it is mainly caused by the lack of safety needs and separation anxiety, as well as the limited psychological ability of children; from the perspective of sociology, it is caused