Korkmaz Özgen, Çakır R, Uğur Erdoğmuş F. A validity and reliability study of the Basic STEM Skill Levels Perception Scale. IJPES [Internet]. 2020 May 1 [cited 2024 Nov. 22];7(2):111-2. Available from: https://ijpes.com/index.php/ijpes/article/view/122