ACEVEDO FORERO, N. A.; GUERRERO ORDÓÑEZ, R. G. Cooperative work: a proposal of learning fractions with students in the fifth grade. EDMETIC, [S. l.], v. 7, n. 2, p. 184–196, 2018. DOI: 10.21071/edmetic.v7i2.10110. Disponível em: https://journals.uco.es/edmetic/article/view/10110. Acesso em: 24 nov. 2024.