فهرس المقالات Manipulative حرية الوصول المقاله صفحة الملخص نص كامل 1 - Evaluation of the effectiveness of virtual mathematics teaching based on manipulative mathematical learning in 6th-grade elementary male students in 5th districts of Tehran in Covid-19 pandemic Mina Alireza Khazabi Hossein Abbasian حرية الوصول المقاله صفحة الملخص نص كامل 2 - On the Plausibility of Accommodating Manipulative Transliteration Norms in Medical ESP Course Books: A Needs Analysis Study Mojdeh Mellati Esmail Faghih Mohammad Khatib