From Problems to Progress: Improving Mathematics Learning Outcomes through Problem-Solving Instruction. Interval: Indonesian Journal of Mathematical Education, [S. l.], v. 3, n. 2, p. 159–168, 2025. DOI: 10.37251/ijome.v3i2.2519. Disponível em: https://cahaya-ic.com/index.php/IJoME/article/view/2519. Acesso em: 24 may. 2026.