AYTEKIN ÇÖKELEZ; SIBEL YALÇIN. The Analysis of the Mental Models of Students in Grade-7 Regarding Atom Concept. Elementary Education Online, [S. l.], v. 11, n. 2, p. 452–471, 2023. Disponível em: https://ilkogretim-online.org/index.php/pub/article/view/3779. Acesso em: 22 dec. 2024.