Al-Shehri, M. S. (2020) “Effect of Differentiated Instruction on the Achievement and Development of Critical Thinking Skills among Sixth-Grade Science Students”, International Journal of Learning, Teaching and Educational Research, 19(10), pp. 77–99. Available at: https://www.ijlter.net/index.php/ijlter/article/view/222 (Accessed: 31 March 2026).