“Students’ Self-Confidence and Mathematics Learning Outcomes Using the Student Teams Achievement Division (STAD) Cooperative Learning Model in Grade VIII of SMP N 1 Sasak Ranah Pasisia, West Pasaman Regency”. 2025. TOFEDU: The Future of Education Journal 4 (8): 4643-52. https://doi.org/10.61445/tofedu.v4i8.1092.