MUDALY, V.; NAIDOO, J. The concrete-representationalabstract sequence of instruction in mathematics classrooms. Perspectives in Education, [S. l.], v. 33, n. 1, p. 42–56, 2015. DOI: 10.38140/pie.v33i1.1895. Disponível em: https://journals.ufs.ac.za/index.php/pie/article/view/1895. Acesso em: 5 may. 2024.