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Blums, Angela – ProQuest LLC, 2017
The present study examines instructional approaches and cognitive factors involved in elementary school children's thinking and learning the Control of Variables Strategy (CVS), a critical aspect of scientific reasoning. Previous research has identified several features related to effective instruction of CVS, including using a guided learning…
Descriptors: Executive Function, Teaching Methods, Elementary School Students, Instructional Effectiveness
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Ebersbach, Mirjam; Van Dooren, Wim; Verschaffel, Lieven – International Journal of Science and Mathematics Education, 2011
The present study aimed at investigating children's and adolescents' understanding of constant and accelerated motions. The main objectives were (1) to investigate whether different task formats would affect the performance and (2) to track developmental changes in this domain. Five to 16 year olds (N = 157) predicted the distances of a moving…
Descriptors: Word Problems (Mathematics), Science Instruction, Task Analysis, Motion