ANDRAYANI, A.; HAIDA FITRI; RUSDI; M. IMAMUDDIN. The Effect of the Collaborative Learning Model on the Mathematical Problem-Solving Ability of Grade VIII Students at SMPN 1 Sasak Ranah Pesisir in the 2023/2024 Academic Year. TOFEDU: The Future of Education Journal, [S. l.], v. 4, n. 4, p. 979–986, 2025. DOI: 10.61445/tofedu.v4i4.510. Disponível em: https://journal.tofedu.or.id/index.php/journal/article/view/510. Acesso em: 12 jul. 2025.