If you would like to participate please visit the project page where you can join the discussion and see a list of open tasks. Describe and evaluate Piagets theory of cognitive development. A Mindmap Showing Piaget S Theory Of Cognitive Development Explains How A Child Constructs A Mental M Mind Map Piaget Stages Of Development Mind Map Template Piagets identified five characteristic indicators of adolescent cognitive development and named them as follows. . Piaget believed that children are not able to undertake certain tasks until they are psychologically mature enough to do so. These developments dont happen entirely smoothly and there are stages where children move into new capabilities him seeing those transitions taking place at about 18 months 7 years and 11 or 12. Piagets theory of cognitive development explains how a child constructs a mental model of the world. His work was first published during the 1920s but hi