Effect of using McCarthy (4MAT) model on the acquisition and retention of mathematical concepts among 1st grad students . Journal of the College of Basic Education, [S. l.], v. 28, n. 115, p. 245–261, 2022. DOI: 10.35950/cbej.v28i115.5807. Disponível em: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/5807.. Acesso em: 4 jun. 2026.