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Sunyono; Yuanita, L.; Ibrahim, M. – Science Education International, 2015
The aim of this research is identify the effectiveness of a multiple representation-based learning model, which builds a mental model within the concept of atomic structure. The research sample of 108 students in 3 classes is obtained randomly from among students of Mathematics and Science Education Studies using a stratified random sampling…
Descriptors: Science Education, Instructional Effectiveness, Models, Molecular Structure
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Ciascai, Liliana; Chic, Vasile; Pop, Adina – Science Education International, 2002
Identifies certain conceptions regarding the science content studied by students aged 9-11 years and develops a strategy for altering these conceptions. Reviews research on misconceptions and defines action research. (DDR)
Descriptors: Action Research, Cognitive Structures, Concept Formation, Elementary Secondary Education