Buket Turhan Türkkan, and Memet Karakuş. “The Effect of Mathematics Instruction Integrated With Social Issues on Problem Posing Skill”. Elementary Education Online 20, no. 1 (March 11, 2021): 495–520. Accessed July 8, 2024. https://ilkogretim-online.org./index.php/pub/article/view/2036.