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Marini, Zopito; Case, Robbie – Child Development, 1994
Examined the developmental sequence through which adolescents progress in solving a physics problem (balance beam ratio and proportion) and a social problem (predicting the behavior of a story character). Although most of the 9- through 19-year-olds performed at predictable and similar developmental stages on each task, a minority were more…
Descriptors: Abstract Reasoning, Cognitive Development, Developmental Stages, Elementary School Students