Irsyad, Kamaludin, Zumrotul Fauziyah, and Mukti Ali. “Enhancing Conceptual Understanding in Elementary Science Learning through the Problem-Based Learning Model: A Literature Review”. ISEJ : Indonesian Science Education Journal 5, no. 1 (January 12, 2024): 9-15. Accessed October 10, 2025. https://www.siducat.org/index.php/isej/article/view/93.