Salah, Suhier Mahmoud, and Mustafa Jwaifell. “Evaluating the Developed Science Curriculum (Collins) for the First Basic-Grade from Teachers’ and Supervisors’ Perspectives in Ma’an Governates”. Journal of Educational and Psychological Sciences 5, no. 9 (March 28, 2021): 83–62. Accessed January 24, 2026. https://journals.ajsrp.com/index.php/jeps/article/view/3382.