acknowledgements i wish to express my gratitude to all those who have helped me in preparing this thesis. i would like to express my deep gratitude to my respected advisor dr. kourosh akef, whose advice and comments helped me in the early stages of the research and throughout the writing process. i would also like to express my gratitude to dr. hajar khanmohammad whose invaluable guidance he...

Purpose: Educational strategies are methods which influence on learning quality and students can make use of them in their studying and learning in order to obtain their education and learning objectives. Methodology: The statistical population of the research was all teachers of primary schools in Iran who 330 ones were randomly selected as the samples by Cochran formula. The current research ...