Representational Modes as They Interact with Cognitive Development and Mathematical Concept Acquisition of the Retarded to Promote New Mathematical Learning.

Armstrong, Jenny R.

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Peer reviewed

ERIC Number: EJ050809

Record Type: CIJE

Publication Date: 1972

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Representational Modes as They Interact with Cognitive Development and Mathematical Concept Acquisition of the Retarded to Promote New Mathematical Learning

Armstrong, Jenny R.

Journal for Research in Mathematics Education, 3, 1, 43-50, Jan 72

Achievement of 20 Trainable Mentally Retarded and 67 Educable Mentally Retarded Students under manipulative and non-manipulative modes of mathematics instruction are compared. (MM)

Descriptors: Cognitive Development, Educational Research, Instruction, Manipulative Materials, Mathematics Education, Mental Retardation, Mild Mental Retardation, Moderate Mental Retardation, Research

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