Analysis of the interdisciplinary and contextualized approach in natural sciences in 9th year school books . Research, Society and Development, [S. l.], v. 10, n. 11, p. e471101119905, 2021. DOI: 10.33448/rsd-v10i11.19905. Disponível em: https://rsdjournal.org/rsd/article/view/19905. Acesso em: 5 dec. 2025.