Almasaeid, Turki Fahed. “THE EFFECT OF USING BLENDED LEARNING STRATEGY ON ACHIEVEMENT AND ATTITUDES IN TEACHING SCIENCE AMONG 9TH GRADE STUDENTS”. European Scientific Journal, ESJ 10, no. 31 (November 28, 2014). Accessed April 25, 2024. https://eujournal.org/index.php/esj/article/view/4573.