Abdulkadir Erdoğan, Zeynep Akkurt Denizli, & Fatma Nur Çoban. (2023). Why Some Concepts Cannot Survive in Mathematics Curriculums? Example of Perspective Drawings. Elementary Education Online, 18(4), 1858–1874. Retrieved from https://ilkogretim-online.org/index.php/pub/article/view/1422