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Berger, Sarah E.; Adolph, Karen E.; Lobo, Sharon A. – Child Development, 2005
This study examined whether 16-month-old walking infants take the material composition of a handrail into account when assessing its effectiveness as a tool to augment balance. Infants were encouraged to cross from one platform to another via bridges of various widths (10, 20, 40cm) with either a wobbly (foam or latex) or a wooden handrail…
Descriptors: Child Development, Physical Activities, Infant Behavior, Toddlers
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Ninio, Anat – Cognition, 1979
Piaget's theory of space perception is presented in the format of a hypothetico-deductive system. Eleven hypotheses regarding infants' space perception are defined, and Piaget's evidence for each is summarized. Presuppositions underlying the arguments are explicated. Critical notes are inserted and general conclusions are briefly discussed.…
Descriptors: Abstract Reasoning, Behavior Theories, Cognitive Development, Infant Behavior