1, depending on early science education: The United States attaches great importance to children's early education in scientific knowledge and research, and regards cultivating high-tech talents as an important condition for promoting economic development and economic competition.

2. Constantly update the standards of science education: the exploration of science education in the United States has been deepened and updated. After 1996 promulgated the first set of national science education standards, 20 13 promulgated the next generation of science standards.

3. Integration of science and multidisciplinary: American science education emphasizes the integration of science with core courses such as English, mathematics and society, and pays attention to interdisciplinary ideas and practices, as well as the cultivation of core ideas of disciplines.

4. Strengthen the research on science education: The United States encourages and supports the research and practice of science education, including science textbooks, teaching and evaluation, in order to solve the problems of too broad content, loose structure, large amount of information and insufficient depth of science education and improve the quality and effect of science education.