Aytaç Kurtuluş İnci Ünlüer,. Investigation of Conceptual and Operational Understanding Processes of Eighth Grade Students to Identities and Factorization. TURCOMAT [Internet]. 2021Feb.5 [cited 2024May15];12(1):22-70. Available from: https://www.turcomat.org/index.php/turkbilmat/article/view/269