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Dixon, James A.; Boncoddo, Rebecca – Cognitive Development, 2009
In an accompanying study, Alibali et al. [Alibali, M. W., Ockuly, K. M., Fischer, A. D. (2009) "Learning new problem-solving strategies leads to changes in problem representation." "Cognitive Development, 24," 89-101.] present an important experimental result: introducing a new strategy can affect conceptual aspects of children's problem…
Descriptors: Cognitive Structures, Problem Solving, Cognitive Development, Learning Strategies
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Alibali, Martha W.; Phillips, Karin M. O.; Fischer, Allison D. – Cognitive Development, 2009
Children sometimes solve problems incorrectly because they fail to represent key features of the problems. One potential source of improvements in children's problem representations is learning new problem-solving strategies. Ninety-one 3rd- and 4th-grade students solved mathematical equivalence problems (e.g., 3+4+6=3+__) and completed a…
Descriptors: Experimental Groups, Control Groups, Problem Solving, Learning Strategies