Children often talk themselves through their activities, producing private speech that is internalized to form inner speech. This study assessed the effect of articulatory suppression (which suppresses private and inner speech) on Tower of London performance in 7- to 10-year-olds, relative to performance in a control condition with a nonverbal…

Preschoolers' understanding that an object can be accurately described using two different non-synonymous words was investigated using a task in which children (N=36) had to judge which of two animals had provided correct adjectival labels for a series of pictures. For some pictures, only one animal provided a correct adjective, for some both…

Background: Previous research has reported a link between imaginary companions (ICs) in middle childhood and the perception of verbal material in ambiguous auditory stimuli. These findings have been interpreted in terms of commonalities in the cognitive processes underlying children's engagement with ICs and adults' reporting of imaginary verbal…

Cross-national stability in private speech (PS) and short-term memory was investigated in Saudi Arabian (n=63) and British (n=58) 4- to 8-year-olds. Assumed differences in child-adult interaction between the 2 nationality groups led to predictions of Gender ? Nationality interactions in the development of verbal mediation. British boys used more…