SAMSUL BAHARI; ALI SADILI; MOHAMMAD D. SUNDAWAN; ANGGITA MAHARANI. Rise of Champions (RoC) A Gamification Strategy to Foster Students’ Interest in Learning Mathematics through Class-Based Competition. International Journal Of Humanities Education and Social Sciences (IJHESS) , [S. l.], v. 5, n. 2, 2025. DOI: 10.55227/ijhess.v5i2.1818. Disponível em: http://ijhess.com/index.php/ijhess/article/view/1818. Acesso em: 24 jun. 2026.