Yurtyapan, Emine, and Ayşe Gül Çirkinoğlu Şekercioğlu. “Development of an Achievement Test for the ‘Seasons and Climate’ Unit of the Eighth Grade Science Course in Secondary School”. International Journal of Contemporary Educational Research 10, no. 4 (December 28, 2023): 893–916. Accessed March 5, 2024. https://ijcer.net/index.php/pub/article/view/501.