The effect of teaching using pictorial recording on the achievement of teachers college students The first stage of mathematical logic. Journal of the College of Basic Education, [S. l.], n. 47, p. 487–508, 2023. DOI: 10.35950/cbej.vi47.9672. Disponível em: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/9672.. Acesso em: 18 jul. 2024.