Gal, Myrniel, and Vivian Moya. “Performance of Senior High School Students in Spiral Progression Approach of the K to 12 Science Curriculum”. SSU - Digital Archive for Theses and Dissertations 36, no. 1 (May 31, 2022): 1–102. Accessed November 24, 2024. https://datd.ssu.edu.ph/index.php/datd/article/view/114.