Behzadnia B, Ameen Abdullah S, Eskandarnejad M. The Effect of Gamification in Physical Education on Motivational Indicators and Perceived Competence among Lower Secondary School Students. JAYPS [Internet]. 2027 Feb. 10 [cited 2026 Aug. 20];:1-16. Available from: https://journals.kmanpub.com/index.php/jayps/article/view/5932