Faizah, Nur, Nanik Wijayati, and Talitha Widiatningrum. “The Influence of Project Based Learning Model on Students’ Problem-Solving Competence in Learning of Acid-Base”. Journal of Innovative Science Education 11, no. 3 (December 6, 2022): 334-339. Accessed December 21, 2024. https://journal.unnes.ac.id/sju/jise/article/view/56478.