جبر امل مهدي; عبدحمزة منتهى قاسم. The Effectiveness strategies (Orielly) & (Polya) in Achievement in the Science of Second grade Students is average. Journal of the College of Education for Girls for Humanities, Kufa, Najaf, IRAQ, v. 3, n. 24, p. 177–198, 2019. DOI: 10.36327/ewjh.v3i24.8968. Disponível em: https://journal.uokufa.edu.iq/index.php/ewjh/article/view/8968. Acesso em: 24 jul. 2026.