ÖZEN ÜNAL, D.; ÜRÜN, Ömer. Sixth Grade Students’ Some Difficulties and Misconceptions on Angle Concept. Journal of Qualitative Research in Education , [S. l.], n. 27, 2021. DOI: 10.14689/enad.27.7. Disponível em: https://enadonline.com/index.php/enad/article/view/1008. Acesso em: 19 dec. 2024.