Mathematics of mobile application in basic education for teaching children of fundamental I 1st to 3rd year. Research, Society and Development, [S. l.], v. 3, n. 1, p. 69–90, 2016. DOI: 10.17648/rsd-v3i1.40. Disponível em: https://ojs34.rsdjournal.org/index.php/rsd/article/view/40. Acesso em: 28 jun. 2025.