Mathematical challenges in the classroom: a methodological practice for teaching and learning Mathematics through problem solving. Research, Society and Development, [S. l.], v. 11, n. 8, p. e50711830901, 2022. DOI: 10.33448/rsd-v11i8.30901. Disponível em: https://rsdjournal.org/rsd/article/view/30901. Acesso em: 5 dec. 2025.