title: Social-class differences and task variables in the development of multiplicative classification.
mesh_terms: D001741:Black or African American; D000367:Age Factors; D002648:Child; D002657:Child Development; D002675:Child, Preschool; D003071:Cognition; D005260:Female; D006801:Humans; D008297:Male; D010465:Perception; D012923:Social Class; D013647:Task Performance and Analysis