Pilten G, Pilten P. The effect of mathematical writing activities on 3th grade students’ problem solving and posing skills<p>Matematiksel yazma etkinliklerinin 3. Sınıf öğrencilerinin problem çözme ve kurma becerilerine etkisi. HumanSciences [Internet]. 2016Jan.8 [cited 2024Apr.27];13(1):209-26. Available from: https://www.j-humansciences.com/ojs/index.php/IJHS/article/view/3362