TAVŞANLI, Ömer F.; KOZAKLI, T.; KALDIRIM, A. The effect of graphic organizers on the problem posing skills of 3rd grade elementary school students. Pegem Journal of Education and Instruction, [S. l.], v. 8, n. 2, p. 377–406, 2018. DOI: 10.14527/pegegog.2018.016. Disponível em: https://www.pegegog.net/index.php/pegegog/article/view/pegegog.2018.016. Acesso em: 22 sep. 2026.