KOCAKÜLAH, M. Sabri; KENAR AÇIL, Zeynep. The Question of ‘Where is The Gravity?’ From The Elementary School Students’ Point of View. Journal of Turkish Science Education, [S. l.], v. 8, n. 2, p. 135–152, 2011. Disponível em: https://www.tused.org/index.php/tused/article/view/572. Acesso em: 25 feb. 2026.