Al- Samarrai, M. A. K. and Qadir Al-Alawi, A. M. (2020) “The Effecf of Using a Differentiated Second-graders, Intermediate, in Social Studies and the Development of Their Inferential Thinking”, Journal of Tikrit University for Humanities, 27(4), pp. 367–393. doi: 10.25130/jtuh.27.4.2020.18.