The unit goal of preschool children's science education refers to the goal of a series of preschool children's science education activities based on a period of time or the theme of science education. It is the further concretization of the general goal of preschool children's science education and plays a connecting role.

(A) the time target of preschool children's science education

Time-based science education goals in kindergartens generally include monthly science education goals and weekly science education goals.

(B) the theme activities as a unit of preschool children's science education goals

The basis of the theme of kindergarten science education is also varied, some based on seasons, some based on natural scientific phenomena, and some based on human activities.