Problem posing in Primary School: an exploratory study on multiplicative arithmetical problems. Edma 0-6: Educación Matemática en la Infancia, [S. l.], v. 5, n. 2, p. 21–35, 2021. DOI: 10.24197/edmain.2.2016.21-35. Disponível em: https://revistas.uva.es/index.php/edmain/article/view/5866. Acesso em: 2 feb. 2026.