Şahin İdin, and Pınar Özdemir Şimşek. “Students Opinion about Extra Curricular Exercises Performed Within the Scope of Project Based Learning”. Elementary Education Online 15, no. 3 (December 21, 2023): 761–777. Accessed March 10, 2025. https://ilkogretim-online.org./index.php/pub/article/view/7331.