Pilten, Pusat, Gülhiz Pilten, Ramazan Divrik, and Fatma Divrik. “Evaluation of Mathematical Game Design Skills of Pre-Service Classroom Teachers”. International Electronic Journal of Elementary Education 10, no. 2 (December 30, 2017): 255–264. Accessed June 14, 2025. https://iejee.com/index.php/IEJEE/article/view/376.