It is recommended that children start kindergarten at the age of three. No matter from the perspective of children's healthy development, or from the perspective of children's adaptability, self-care ability and living habits, children who are too young are not recommended to go to kindergarten. Two-and-a-half-year-olds can stay at home for a while before going to school.

1. Children's immune system is not fully developed. Kindergarten in the morning may lead to infectious diseases for children with low immunity.

Children under three years old can't express their ideas well, so their adaptability is still poor.

Children's self-care ability is poor, and the process of cultivating living habits for too young children is also time-consuming and laborious. We can first consider the principle of gradual progress of parents at home.