Sagala, Yenni Dwi Aprilita, Mariati P. Simanjuntak, Nurdin Bukit, and Motlan Motlan. “APPLICATION OF PROJECT BASED LEARNING BASED OF WORKSHEET TO STUDENT™S CRITICAL THINKING SKILLS”. Jurnal Pendidikan Fisika 8, no. 2 (December 27, 2019): 85–90. Accessed July 2, 2025. https://jurnal.unimed.ac.id/2012/index.php/jpf/article/view/14934.