cognitive and langauge devel.
posted by jenn w on .
Piagets famous ? problem demonstrates preoperational childrens difficulty with?
THREE MOUNTAIN; DUAL REPRESENTATION
THREE MOUNTIAN; HIERARCHICAL CLASSIFICATION
CLASS INCLUSION; HIERARCHICAL CLASSIFICATION
CLASS INCLUSION; DUAL REPRESENTATION
THANK YOU FOR THE HELP IAM SO STUCK
Also -- please learn to spell L A N G U A G E.