1.
MACUN Y, IŞIK C. Effect of Problem-Based STEM Activities on 7th Grade Students’ Mathematics Achievements, Attitudes, Anxiety, Self-Efficacy and Views. Int. J. of Cont. Edu. Res. [Internet]. 2022 Oct. 30 [cited 2024 Nov. 24];9(1):87-102. Available from: https://ijcer.net/index.php/pub/article/view/224