Optical microscopy and proportional reasoning: Constructing scientific-mathematical knowledge through collaborative practices in Elementary Education. Research, Society and Development, [S. l.], v. 14, n. 7, p. e1914749168, 2025. DOI: 10.33448/rsd-v14i7.49168. Disponível em: https://rsdjournal.org/rsd/article/view/49168. Acesso em: 5 dec. 2025.