Şahin İdin, Pınar Özdemir Şimşek. Students Opinion about Extra Curricular Exercises Performed within the Scope of Project Based Learning. Elementary Education Online [Internet]. 2023 Dec. 21 [cited 2024 Dec. 22];15(3):761-77. Available from: https://ilkogretim-online.org/index.php/pub/article/view/7331