%0 Journal Article %A Malekzade, Lida, Hejazi, Elahe, Talkhabi, Mahmoud, Naghsh, Zahra %T The Effectiveness of Scientific Thinking Teaching on Problem Solving Skill in Preschool Children: Designing and Implementing a New Problem Solving Tool %J Journal of Psychology %V 24 %N 3 %P 351-366 %D 2020 %R %U https://rimag.ir/fa/Article/21988