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15 Cards in this Set
- Front
- Back
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Habituation |
gradual reduction of strength of a response due to repetitive stimulation. Loss of interest |
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Holds head erect and steady |
6 weeks |
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rolls from side to back |
2 months |
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grasps cube |
3 months, 3 weeks |
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sits |
7 months
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crawls |
7 months |
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pulls to stand |
8 months |
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stands alone |
11 months |
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walks alone |
12 months |
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walks up stairs with help |
16 months |
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jumps in place |
23 months |
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dynamic systems theory of motor development |
mastery of motor skills involves acquiring increasingly complex systems of action. |
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ulnar grasp |
3-4 months. fingers close against palm |
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9 months |
pincer grasp |
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differentiation theory |
James Gibson. Infants actively search for stable features in their environment. |
