Characterization of questions in textbooks of Natural Science in Chilean Primary Education. Educação e Pesquisa, [S. l.], v. 46, p. 1–17, 2020. DOI: 10.1590/S1678-4634202046224118. Disponível em: https://revistas.usp.br/ep/article/view/187043.. Acesso em: 15 may. 2024.