The Effect of the Constructivist Learning Model on the Achievement and Reflective Thinking of the Fifth Grade Literary Preparatory Students in History Subject. jperc [Internet]. 2022 Mar. 2 [cited 2025 May 6];17(66):514-45. Available from: https://jperc.uobaghdad.edu.iq/index.php/jperc/article/view/1090