Al-Jarjari نجع, Al-Khafaji ومي. Effect of using illustrated Helicopter Cards on achieve ment of fourth primary class pupils in Sciens. BERJ [Internet]. 2025 Aug. 1 [cited 2025 Oct. 26];21(2.1):1-19. Available from: https://moss.uomosul.edu.iq/index.php/berj/article/view/51248