Boonsrithum, Auraiwan. 2025. “Development of a Problem-Based Learning Model in Science Education to Enhance Problem-Solving Abilities, Academic Achievement, and Attitudes toward Science Learning in Additional Chemistry : Electrochemistry for Matthayomsuksa 5 Students”. Journal of Innovation and Learning Sciences 18 (1):36-56. https://so02.tci-thaijo.org/index.php/EDGKKUJ/article/view/278882.