Al-Hawwari LM, Al-Huwaimel OAR. The effectiveness of an educational program based on constructive learning (CLM) on developing scientific concepts and the skills of scientific thinking in science textbook among students of eighth grade in directorate of education in Al-Mazar Al-Janoubi. JEPS [Internet]. 2021 Sep. 30 [cited 2025 Dec. 20];5(36):139-13. Available from: https://www.ajsrp.ojsexpert.com/index.php/jeps/article/view/4193