Mathematics in Early Childhood Education: the importance of play and manipulative materials. Edma 0-6: Educación Matemática en la Infancia, [S. l.], v. 10, n. 2, p. 28–50, 2021. DOI: 10.24197/edmain.2.2021.28-50. Disponível em: https://revistas.uva.es/index.php/edmain/article/view/5798. Acesso em: 9 jan. 2026.