A proposed program based on the next generation science standards for the development of understanding of (ngss)‎ and scientific explanations among electronic diploma students

الملخص EN

The current research aimed to develop understanding of (NGSS) and Scientific Explanations among electronic diploma students by using a proposed program based on the Next Generation Science Standards (NGSS), The proposed Program was built, and to achieve the aims of the research, instruments of the research were built: content understanding of (NGSS) test, NGSS-aligned lesson plan analysis tool and scientific explanations test.

The participants were (15 science students) from electronic diploma students in Faculty of Graduated Studies for Education, Cairo University.

The researcher used experimental-quasi design, one experimental group only (pre and post).

Results of the research showed the great effect and effectiveness of the proposed program based on "NGSS" in developing" understanding of (NGSS) and scientific explanations among electronic diploma student