When what's inside counts: Sequence of demonstrated actions affects preschooler's categorization by nonobvious properties.
Yu Yue, Kushnir Tamar·Developmental psychology
This study explores the role of a particular social cue-the sequence of demonstrated actions and events-in preschooler's categorization. A demonstrator sorted objects that varied on both a surface feature (color) and a nonobvious property (sound made when shaken). Children saw a sequence of actions in which the nonobvi…