برنامج مقترح في ضوء التعلم القائم على الظاهرة وفاعليته في تنمية عمق المعرفة العلمية بمقرر العلوم لدى طالبات الصف الأول المتوسط بالمملكة العربية السعودية
The research aimed to develop a phenomenon-based learning proposed program and its effectiveness in developing the in-depth scientific knowledge in science course of first-year intermediate school female students. The research used the experimental approach with its semi-experimental design with two groups, the experimental and the control groups, and the study sample is (30) female students from the first intermediate grade in the city of Riyadh. The study tool consisted of in-depth scientific knowledge test, and the study findings were: There is a statistically significant difference at a level of significance less than (0.05) between the mean scores of the experimental and control group students in the post-test of the in-depth scientific knowledge test; in favor of the experimental group students. The effectiveness of the phenomenon-based learning proposed program, in developing the in-depth scientific knowledge among first-grade intermediate students in the science course. (Published abstract)