Musfirah, M., Zaid Zainal and Syamsidar 2025. The Implementation Of The Problem-Based Learning (Pbl) Model To Improve Mathematics Learning Outcomes Of Fifth-Grade Students At Uptd Sd Negeri 312, Wajo Regency. International Journal of Education, Vocational and Social Science . 4, 03 (Aug. 2025), 1-11. DOI:https://doi.org/10.63922/ijevss.v4i02.1832.