Implementation of Problem-Based Learning Model to Improve Critical Thinking Skills and Tolerance Attitudes of Students at SD Negeri 21 Kapuh. AL FARABI : Journal of Educational Research, [S. l.], v. 1, n. 1, p. 44–50, 2024. Disponível em: https://journal.alfarabibilingual.sch.id/index.php/alfarabi/article/view/26. Acesso em: 5 feb. 2025.