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Soska, Kasey C.; Adolph, Karen E.; Johnson, Scott P. – Developmental Psychology, 2010
How do infants learn to perceive the backs of objects that they see only from a limited viewpoint? Infants' 3-dimensional object completion abilities emerge in conjunction with developing motor skills--independent sitting and visual-manual exploration. Infants at 4.5 to 7.5 months of age (n = 28) were habituated to a limited-view object and tested…
Descriptors: Infants, Psychomotor Skills, Skill Development, Motor Development
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Eckert, Helen M.; Eichorn, Dorothy H. – Child Development, 1974
Factor structures of various eye-hand coordination tasks were examined for children, ages 4-1/2 to 8-1/2. Theoretical models of skilled action development are discussed. (ST)
Descriptors: Elementary School Students, Factor Analysis, Longitudinal Studies, Models