Middle Childhood: Biological and Cognitive Development. Aylin Küntay PSYC 206. Motor Development.
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A Change in Logical Thinking
Children below the age of 6 or 7 rarely display conservation of number, and will say that the elongated row has more.
An understanding of logical necessity—that “it has to be that way”—is Piaget’s key criterion of a stagelike change in thinking.
Evolution of Strategies
Additional Bridging Processes
Not until middle childhood did children pay attention to each of the four houses in a systematic way to discover the subtle differences between them.
Children in non-industrial societies lag a year or more behind Piaget’s norms, and in some cases never acquire it, even as adults