Öztürk, Fatmanur, and Kürşad Sertbaş. “A Comparison of the School Engagement Levels of Science High School Students Who Do Sports and Not Do Sports”. Pegem Journal of Education and Instruction 11, no. 4 (October 6, 2021): 20–32. Accessed October 9, 2025. https://www.pegegog.net/index.php/pegegog/article/view/1335.