Gültekin, Sevim Burçin, and Taner Altun. “Investigating the Impact of Activities Based on Scientific Process Skills on 4th Grade Students’ Problem-Solving Skills”. International Electronic Journal of Elementary Education 14, no. 4 (April 28, 2022): 491–500. Accessed January 30, 2025. https://iejee.com/index.php/IEJEE/article/view/1692.