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| Developmental Disabilities | 1 |
| Exceptional Child Research | 1 |
| Performance Factors | 1 |
| Primary Education | 1 |
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| Vision Tests | 1 |
| Visual Discrimination | 1 |
| Visual Perception | 1 |
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| Education of the Visually… | 1 |
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| Deckard, Deborah K. | 1 |
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| Journal Articles | 1 |
| Reports - Research | 1 |
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Deckard, Deborah K. – Education of the Visually Handicapped, 1979
An adaptation of the Visual Efficiency Scale, which incorporated familiar three-dimensional objects into the task, resulted in a more successful measure of visual proficiency when tested with 15 developmentally delayed kindergarten and primary grade children. (PHR)
Descriptors: Developmental Disabilities, Exceptional Child Research, Performance Factors, Primary Education
