Wani, S., Arismunandar, A., Herman, H. and Mustafa, M. 2025. The Effect of the Application of Project-Based Learning Model on Improving Problem-Solving Skills. Pancasila International Journal of Applied Social Science. 3, 01 (Jan. 2025), 105–115. DOI:https://doi.org/10.59653/pancasila.v3i01.1382.