Estremadura , Marvin Ralph, and Esperanza Luzanta. “Project-Based Learning and the Attainment of Social Science Competencies Among Senior High School Learners”. Aloysian Interdisciplinary Journal of Social Sciences, Education, and Allied Fields, vol. 2, no. 7, July 2026, pp. 630-6, https://doi.org/10.5281/zenodo.21213496.