AL- Moafaa, Ibrahim Mohmmed Qnaaf. “The Impact of Teaching ‘Fractal Geometry ’ on Developing the Skills of Creative Thinking Among Students in the Mathematics Department at the College of Education- Sana’a University”. Journal of Educational and Psychological Sciences, vol. 4, no. 38, Oct. 2020, pp. 18-1, https://doi.org/10.26389/AJSRP.I100520.