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Cassar, Carolina; Tambelli, Renata; Pezzuti, Lina; Lecis, Donatella; Castorina, Silvia; Ricci, Daniela; Fortini, Stefania; Amore, Filippo M.; De Crescenzo, Franco; Lucchese, Franco – Journal of Visual Impairment & Blindness, 2022
Introduction: The objective of the current study was to design and pilot-test a nonverbal intelligence test for children and adolescents with visual impairment (i.e., blindness and low vision) aged 10 to 16 years. Method: A three-dimensional haptic matrix test of nonverbal cognitive abilities (3-DHMT-CA), initially developed for adults with visual…
Descriptors: Preadolescents, Adolescents, Visual Impairments, Blindness
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Gori, Monica; Giuliana, Luana; Sandini, Giulio; Burr, David – Developmental Science, 2012
It is still unclear how the visual system perceives accurately the size of objects at different distances. One suggestion, dating back to Berkeley's famous essay, is that vision is calibrated by touch. If so, we may expect different mechanisms involved for near, reachable distances and far, unreachable distances. To study how the haptic system…
Descriptors: Visual Perception, Tactual Perception, Children, Adolescents