Emma’s story: A case study of a toddler’s problem solving development. Edma 0-6: Educación Matemática en la Infancia, [S. l.], v. 1, n. 2, p. 64–71, 2021. DOI: 10.24197/edmain.2.2012.64-71. Disponível em: https://revistas.uva.es/index.php/edmain/article/view/5813. Acesso em: 22 feb. 2026.