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Erin Campbell; Robyn Casillas; Elika Bergelson – Developmental Science, 2024
What is vision's role in driving early word production? To answer this, we assessed parent-report vocabulary questionnaires administered to congenitally blind children (N = 40, Mean age = 24 months [R: 7-57 months]) and compared the size and contents of their productive vocabulary to those of a large normative sample of sighted children (N =…
Descriptors: Vision, Language Acquisition, Parent Attitudes, Vocabulary Development
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Johnson, Scott P.; Bremner, J. Gavin; Slater, Alan M.; Mason, Uschi C. – Journal of Experimental Child Psychology, 2000
Three experiments investigated whether 4-month-olds would attend to and utilize the global configuration ("good form") of a partly occluded, moving object to perceive its unit and coherence behind the occluder. Results indicated that curvature per se provided information in support of completion, in addition to global configuration and…
Descriptors: Cognitive Development, Comparative Analysis, Habituation, Infant Behavior