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| Adults | 1 |
| Braille | 1 |
| Discrimination Learning | 1 |
| Tactual Perception | 1 |
| Visual Impairments | 1 |
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| Education of the Visually… | 1 |
Author
| Knowlton, Marie | 1 |
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| Journal Articles | 1 |
| Reports - Research | 1 |
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Knowlton, Marie – Education of the Visually Handicapped, 1987
Exploring the ability of subjects to make accurate discriminations by active touch, two studies involving 20 sighted adults investigated sensitivity of the fingertip in perceiving length, using Braille cells as stimuli. Results indicated differential sensitivity of the fingertip to one parameter of active touch: cell height discrimination. (JW)
Descriptors: Adults, Braille, Discrimination Learning, Tactual Perception
