Ali Hussein, Azhar, and Buhar Qahar Muhammed Ali. “The Effect of Using the Frayer Teaching Model in Acquiring Mathematical Concepts Among the Seventh Grade Students”. Journal of Duhok University 21, no. 2 (August 27, 2019): 455-472. Accessed May 2, 2024. https://journal.uod.ac/index.php/uodjournal/article/view/376.