AL-SHEHRI, M. S. 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, [S. l.], v. 19, n. 10, p. 77–99, 2020. Disponível em: http://www.ijlter.net/index.php/ijlter/article/view/222. Acesso em: 26 may. 2026.