The Construction of Precursor Models in the Thinking of Young Children: The Case of Expansion and Contraction of Metals

Autor: Paraskevi Charalampopoulou, George Kaliampos, Konstantinos Lavidas, Konstantinos Ravanis
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Education Sciences, Vol 13, Iss 12, p 1198 (2023)
Druh dokumentu: article
ISSN: 2227-7102
DOI: 10.3390/educsci13121198
Popis: The aim of the current study is to examine how preschool children overcome their difficulties regarding thermal expansion and contraction and construct in their minds a precursor model; that is, an entity compatible with school knowledge. Having investigated these difficulties through a pretest, a teaching intervention was implemented based on both the telling of a fairy tale and the carrying out of experimental activities. Finally, the changes in children’s thinking were studied with a posttest. The study involved 36 children aged 4–6 years who voluntarily participated in individual semistructured interviews conducted by three researchers in a special kindergarten setting. The results of the study revealed statistically significant progress in children’s responses between pre- and posttests. Furthermore, the finding of almost 1/3 of children’s responses being compatible with school knowledge indicates that (a) it is possible for children of that age to construct a precursor model for thermal expansion and contraction and (b) the combination of storytelling along with experimental activities is probably an appropriate teaching strategy.
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