Arsyad, M., Guna, S. and Barus, S. 2024. Enhancing Chemistry Education through Problem-Based Learning: Analyzing Student Engagement, Motivation, and Critical Thinking. International Journal of Curriculum Development, Teaching and Learning Innovation. 2, 3 (Jul. 2024), 110–117. DOI:https://doi.org/10.35335/curriculum.v2i3.178.