The effect of the Keys to Knowledge strategy among second-year intermediate students in chemistry and their positive thinking. Journal of the College of Basic Education, [S. l.], v. 30, n. 125, p. 926–940, 2024. DOI: 10.35950/cbej.v30i125.12175. Disponível em: https://cbej.uomustansiriyah.edu.iq/index.php/cbej/article/view/12175.. Acesso em: 13 dec. 2024.