1.
مهدي يونس الخفاجي و. The Impact of Using Introductory Problems Solving on the Achievement of Fifth Primary Female Pupils and Developing their Deductive Thinking. BERJ [Internet]. 2009 Dec. 1 [cited 2025 Oct. 27];8(4):1-36. Available from: https://jeh.uomosul.edu.iq/index.php/berj/article/view/39904