Aytuğ Özaltun Çelik, Esra Bukova Güzel. An Instructional Sequence Triggering Students’ Quantitative Reasoning during Learning of Quadratic Functions. TURCOMAT [Internet]. 2019Apr.10 [cited 2025May4];10(1):157-94. Available from: https://www.turcomat.org/index.php/turkbilmat/article/view/199