If you want to learn Chinese well,writing is an important part,especially for the children of lower grades in primary school.In order to make the children to be interested in writing and improve their ability and their level of writing,this article puts forward a useful approach——instruct children’s writing by folk stories.The article generalizes the meaning and the feature of the folk stories,and introduces the theoretical basis and the realistic possibility for the folk stories adapted to the children’s writing teaching.There are mainly three parts of strategies of instructing children’s writing which include improving the quality of folk literature of the Chinese teachers,combing folk stories and writing exercises together,setting up writing scene by using folk stories.