Determining the tresures of written vocabularies of 8th grade primary school student in the center the province of Gediz

The purpose of this study is to determine the treassure of written active vocabularies of 8th grade primary school students in the center of the province of Gediz. Randomly selected 8 th grade 270 primary school student involved in this study and they were encouraged to write compositions. The words written by students were tried to classified at the base of grade level and socio-economic groups were individuallye valuated. In this study, 36518 words were detected from 270 students' compositions texts. Only 2813 of these words were unique words and the other 33705 of these words were somehow synonyms of the words. The students,who have high socio-economic levels, were more successful than others. In these compositions, the most of unique words were used in memory compositions, the least of them were used in autobiography