Answer: (1) The characteristics of kindergarten education are as follows: Kindergarten education is an important part of basic education and the basic stage of school education and lifelong education in China. Kindergarten education is dominated by games, and various activities alternate frequently, which is suitable for children's characteristics of liking the new and hating the old. Teachers spend a long time with them, but children's self-care ability is weak.

(2) The laws of children's physical and mental development are: sequential, phased and unbalanced.

Children's teaching and education must follow the principle of gradual progress. Whether it is the study of knowledge, the cultivation of ability, or the cultivation of moral character, we should gradually advance from simple to complex, from easy to difficult, from concrete to abstract. In the development of young children, the degree of development of each child is also different. Pay attention to individual differences and teach students in accordance with their aptitude.

(3) The primary school of preschool education has obvious disadvantages: it is not conducive to children's future study; Seriously interfered with the normal order of primary schools; Not conducive to the development of children's bodies; Not conducive to the all-round development of children.

Therefore, in kindergarten education, we should avoid the tendency of primary school and let children have a good kindergarten time.