Khoudri, Insaf, and Abderrafii Khoudri. “Examining the Influence of Gamification on the Enjoyment, Engagement, and Motivation of Secondary School Students: A Case Study of Vevox”. International Journal of Current Educational Studies (IJCES) 2, no. 2 (December 6, 2023): 1–15. Accessed July 23, 2025. https://www.ijces.net/index.php/ijces/article/view/77.