Sokrat, Hafid, Soumia Tamani, and Mohamed Radid. “Implementation of Collaborative Learning to Enhance Problem Solving Expertise in Entropy in High School Teaching”. International Journal of Learning and Teaching 11, no. 1 (January 30, 2019): 1–7. Accessed November 25, 2024. https://un-pub.eu/ojs/index.php/ijlt/article/view/852.