One of the most basic purposes of Turkish Language teaching is to improve the writing skillsof students. In this scope, writing is one of the main issues focused on, being studied from primary schoolfirst class until high-school final class. During formal training, students perform various writing studieson many topics. This research, aiming to improve the story-writing skills of primary school 7 th gradestudents by way of various writing activities, was carried out at Ankara Elmadağ Kurtuluş PrimarySchool and Keçiören Orhan Gazi Primary School. 109 seventh grade students from these schoolsparticipated in the study. Using the preliminary test - final test control group experimental method,students in the experiment group performed story-writing activities for four weeks, for a total of thirtyhours in this research. Control group students carried out the lessons with conventional procedures. It wasseen that experiment group students had significantly higher final test points than their preliminary testpoints, except for three items (coherence, spelling and punctuation). It was also seen that experimentgroup students had significantly higher final test points than the final test points of control group students,except for three items (paragraph and line breaks, spelling and punctuation). When story-writing skills ofstudents were compared in terms of total points; experiment group students final test total point averageswere found to be significantly higher than control gr oup students final test total point averages. Thisresult shows that the students, who had the training, wrote more accomplished stories that those who didnot get the training.