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The Construction of an Instrument to Measure Proportional Reasoning Ability of Junior High Pupils.
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Ruud, Orville George – 1976
The purpose of this study was to develop a paper-pencil test of Piagetian levels of proportional thinking for junior high school students in the context of physical science. Two thousand twenty-seven students were tested to develop the instrument and the description of its characteristics. The final form consisted of 24 items with four subtests…
Descriptors: Cognitive Development, Developmental Tasks, Doctoral Dissertations, Educational Research