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Geometric Concepts2
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Age Differences1
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Cognitive Development1
Conservation (Concept)1
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Developmental Psychology2
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Dean, Anne L.2
Harvey, Wade O.1
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An Information-Processing Analysis of a Piagetian Imagery Task.
Peer reviewed Peer reviewed
Dean, Anne L.; Harvey, Wade O. – Developmental Psychology, 1979
Children at three age levels (4-6, 7-9, and 10-14 years) performed a reaction-time version of Piaget and Inhelder's rotating squares imagery task and a pivot and shape conservation recognition task. (JMB)
Descriptors: Age Differences, Children, Conservation (Concept), Geometric Concepts
Patterns of Change in Relations between Children's Anticipatory Imagery and Operative Thought.
Peer reviewed Peer reviewed
Dean, Anne L. – Developmental Psychology, 1979
Changes in the performance levels of 41 elementary school-aged girls on Euclidean geometric operations tasks were related to changes in forms of their drawings of two anticipated rotation movements. Operatory and imagery performance were measured in three sessions over a 3-year period. (JMB)
Descriptors: Cognitive Development, Elementary Education, Elementary School Students, Females