1. The overall goal of science education for preschool children: it refers to the overall task requirements of science education in preschool stage, and defining the scope and direction of science education is the expected final result.

2. Age stage goal: According to the characteristics and level of physical and mental development of preschool children of different ages, put forward the corresponding contents and requirements of science education.

3. Unit goal: put forward specific educational requirements for each theme or unit, and help children understand and master scientific knowledge in combination with the overall goal and age stage goal.

4. Activity goal: It is to determine the educational tasks to be achieved in specific educational activities according to the development level, ability and interest of children, so as to promote their scientific thinking and all-round development.