Fakharinezhad, Atefeh, Farzaneh Niknezhadi, and Yousef Gorji. 2014. “Evaluation of the Effectiveness of Working Memory Improvement Exercises on Increasing the Attention and School Performance in 9-12 Year Old Children With Attention Deficit”. International Journal of Academic Research in Progressive Education and Development 3 (4). https://ijarped.com/index.php/journal/article/view/217.