Laksmi, Putu Satya Wadi, Putu Kerti Nitiasih, and Luh Gede Eka Wahyuni. “Development Problem Based Learning Activities to Enhance Students Engagement in Class VII”. Journal of Educational Study 4, no. 2 (December 30, 2024): 219–223. Accessed August 1, 2025. http://jurnal.stkipahsingaraja.ac.id/index.php/joes/article/view/1077.