Examination of 9th Graders’ Levels of Geometric Thinking. International Journal of Research in Education and Science, [S. l.], v. 9, n. 3, p. 688–703, 2023. DOI: 10.46328/ijres.3184. Disponível em: https://ijres.net/index.php/ijres/article/view/1217. Acesso em: 5 jul. 2025.