Ahmad Atef, Fazel Jahish, Noorulhaq seddiqi, and Ghulam Sarwar Mubarez. 2025. “Investigating the Effectiveness of Gamification Teaching Method on Self-Directed Learning in Mathematics Among High School Students of Herat City”. Journal of Mathematics and Statistics Studies 6 (3): 01-14. https://doi.org/10.32996/jmss.2025.6.3.1.