Ambosaidi A (2013). Evaluations of twelfth grade students in the Sultanate of Oman to the degree that science teachers possess the characteristics of an effective teacher and its relationship to some variables. Mu'tah for Humanities and Social Sciences Research and Studies 28(2):313-342.

Al-Aalemat H (2010). The degree of practicing elementary school teachers in Jordan for professional competencies in light of modern national standards for the professional development of teachers. Islamic University Journal 18(2):140-191.

Al-Jaafara A, Al-Zaydyeen K (2016). The degree to which teachers of the first basic stage have competencies Teaching staff from the point of view of school principals and supervisors of the stage in the Southern Jordan region according to standards comprehensive quality. Al-Balqa Journal for Research and Studies 9(1):141-117.

Al-Jarjawi Z, Nashwan J (2006). Evaluation of teachers 'professional performance in UNRWA schools in light of the overall quality indicators. A working paper submitted to the first scientific conference of the College of Education, the Palestinian Experience in Curriculum Preparation, Reality and Aspirations, Al-Aqsa University, Gaza.

Al-mutiri A, Al-mafaraj B (2007). Contemporary trends in teacher preparation and professional development. Educational Research Sector and Curricula, Kuwait Ministry of Education.

Amayrah M, Khawaldeh T, Maqableh A (2012).The degree to which primary school teachers in Jordan possess the principles of knowledge economy and apply them in their teaching from their own point of view. Journal of Al-Quds Open University for Research. And studies 26(2):280-243.

Aspy N, Aspy B, Quimby M (1993). What doctor can teach teacher about problem- based learning. Educational Leadership 50(7):22-24.

Boesdorfer S, Losbach A (2014). PCK in Action: Examining One Chemistry Teacher,s practices Through The Lens of her Orientation Toward Science Education. International Journal of Science Education 36(13):2111- 2132.
Crossref

Brownstein M, Horvath L (2016). Next Generation Science Standards and edTPA: Evidence of Science and Engineering Practices. Electronic Journal of Science Education 12(4):44-62.

Bybee R (2010). The Teaching of Science: 21st Century Perspective, NSTA press. Electronic Journal of Science Education 12(4):44-62.

Harris K, Sithole A, Kibirige J (2017). A Needs Assessment for the Adoption of Next Generation Science Standards (NGSS) in K-12 Education in the United States. Journal of Education and Training Studies 5(9):54-62. 
Crossref

International Bank (2012). Report about education in Jordan. Amman: Jordan.

Kawasaki J (2015). Examining teachers' goals classroom instruction around the science and engineering practices in the next generation science standards. Unpublished dissertation, university of California.

Ministry of Education (2018). The Ministry of Education Strategic Plan 2018-2022 Amman, Jordan.

National Research Council (NRC) (2012). A Framework for (k-12) Science Education: practices, Crosscutting Concepts, and Core Ideas. Washington, D. C., National Academy of Science. Retrieved at 14-10-2018 from

View

Next Generation Science Standards (NGSS) (2013). Conceptual Shifts in the (NGSS). Retrieved at 13-10-2018 from:

View

Reiser B, Berland L, Kenyon L (2012). Engaging students in the scientific practices of explanation and argumentation. Science and Children 49(8):8-13. Retrieved from

View

Senider C (2012). Core Ideas of Engineering and Technology: Understanding A Framework for K-12 Science Education. Science and children 49(5):8-12. 

Senider C, Stephenson C, Schafer B, Flick L (2014). Exploring the Science Frame work and NGSS: Computational thinking in the science classroom. Science Scope 38(3):10-15.

Staver J (2007). Teaching Science. International Bureau of Education, International Academy of Education, France. Retrieved from

View

Program for International Student Assessment (PISA) (2018). Program for International Student Assessment Result. Retrieved from

View

Toqan K (2005). Teachers' competencies: Unpublished lecture. Amman: Jordan.