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Cognitive Development	2
Motor Development	2
American Sign Language	1
Behavior Rating Scales	1
Cognitive Tests	1
Data Collection	1
Deafness	1
Early Childhood Education	1
Infants	1
Language Acquisition	1
Language Handicaps	1
Longitudinal Studies	1
Perceptual Development	1
Perceptual Motor Learning	1
Research Methodology	1
Sign Language	1
Young Children	1
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Merrill-Palmer Quarterly

Author

Bonvillian, John D.	1
Hunt, J. McVicker	1
Orlansky, Michael D.	1

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Journal Articles	1
Reports - Research	1

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Sign Language Acquisition: Language Development in Children of Deaf Parents and Implications for Other Populations.

Peer reviewed

Orlansky, Michael D.; Bonvillian, John D. – Merrill-Palmer Quarterly, 1985

Reports an 18-month longitudinal study of sign language acquisition in very young children of deaf parents. Results indicate that some revision of views on cognitive prerequisites for language is necessary. Implications for nonspeaking populations and for developmental theory are discussed. Reviews briefly sign language training programs for…

Descriptors: American Sign Language, Cognitive Development, Deafness, Infants

The Utility of Ordinal Scales Inspired by Piaget's Observations

Peer reviewed

Hunt, J. McVicker – Merrill-Palmer Quarterly, 1976

Seven sequential ordinal scales of sensorimotor development are briefly described. These scales permit modification in the strategy for assessing infant development, investigating its structure and investigating infant-environment interaction. (GO)

Descriptors: Behavior Rating Scales, Cognitive Development, Cognitive Tests, Data Collection