Youssef Saleh, Hossam, AND 		Sabri Nasser, Nour.
" The impact of the strategy of analog thinking in the achievement and cognitive motivation of students in the fifth grade scientific biology" <em>Journal of Tikrit university for humanities - مجلة جامعة تكريت للعلوم الانسانية</em> [Online], Volume 24 Number 12 (6 April 2019)