The impact of different approaches to teaching mathematics to students of the College of Basic Education on their conceptual structure and the achievement of their students. Journal of the College of Basic Education, [S. l.], v. 21, n. 89, p. 197–216, 2022. DOI: 10.35950/cbej.v21i89.6580. Disponível em: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/6580.. Acesso em: 5 jul. 2024.