Hashim al-Jameel, Ghadah. “The Effect of Constructivist Learning Model for Teaching Biology in Developing the Scientific Thinking of Year Four Female Students”. Journal of Duhok University 21, no. 2 (August 6, 2019): 233-261. Accessed May 9, 2024. https://journal.uod.ac/index.php/uodjournal/article/view/300.