Ozulu, Yunus Emre, and Meryem Ozturan Sağirli. “Investigation of Middle School Seventh- and Eighth-Grade students’ Modelling Skills”. International Journal of Learning and Teaching 13, no. 2 (April 28, 2021): 69–93. Accessed December 6, 2024. https://un-pub.eu/ojs/index.php/ijlt/article/view/5742.