Investigated in preschoolers whether the bilingual advantage in cognitive control or selective attention could be found in a nonverbal task, the dimensional change card sort, requiring minimal demands for analysis or representation. Found that bilingual children were more advanced than monolinguals in solving problems requiring high levels of…

Used descriptive analysis and a forced choice task to investigate childrens' and adults' production, interpretation, and judgment of notation. Results showed that young children may not impose the same symbol-meaning structure at decoding that was proposed at encoding. Only after this ability develops does a preference for one form-one function…