MUTLU PIŞKIN TUNÇ. Investigation of Middle School Students’ Solution Strategies in Solving Proportional and Non-proportional Problems. Turkish Journal of Computer and Mathematics Education (TURCOMAT), [S. l.], v. 11, n. 1, p. 01–14, 2020. Disponível em: https://turcomat.org/index.php/turkbilmat/article/view/223. Acesso em: 3 may. 2024.