Hasan, M. (2019). The Impact of the strategy (cross-plan-folk) in the Collection of Mathematics and the Development of Conceptual Absorption Among the Fifth-Grade Female Biological Students. Journal Of Tikrit University For Humanities - مجلة جامعة تكريت للعلوم الانسانية, 26(4), 450-475. doi:10.25130/hum.v26i4.633