Al-Fifi, Kathiyah Mohammed Salem. “The Reasons for the Low Conceptual Comprehension of the Fourth-Grade Students in Science from the Point of View of Teachers and Supervisors”. Journal of Curriculum and Teaching Methodology, vol. 1, no. 15, Dec. 2022, pp. 1-36, https://doi.org/10.26389/AJSRP.C180722.