“…. DOROTHY M. JEFFREE AND ROY MCCONKEY .. /, 1935), Play Materials (Phillips, 1945;Pulaski, 1974) and Modelled Play (Durrell and Weisberg, 1973;Freyberg, 1974). Generally, these studies have found imaginative play to increase with age (or developmental age in the case of mentally handicapped children), with unstructured rather than 'realistic' play materials and with exposure to an adult's model of play.…”