Eissa , Mourad Ali, and Al Farahati Alsayed. “The Raven’s Colored Progressive Matrices Test: A Normative Data for Gifted Students in Egypt Aged 10-17”. Psycho-Educational Research Reviews 1, no. 1 (December 1, 2012): 86–92. Accessed May 17, 2024. https://perrjournal.com/index.php/perrjournal/article/view/403.