ABSTRACT When the present day education and training activities are taken into consideration, that some subjects accepted to understand hard by students are able to read more fluently and clearly can be only achieved by the use of materials, which are suitable for students' target age levels. The aims of this study were to compare the readability levels of texts in the Primary Education 8th Grade Citizenship and Democracy Education Textbook, and to investigate whether these texts are appropriate for the target age level of the students. Within this context, it can be said that this investigation is a descriptive study. The application was carried out at four different secondary schools located in city center of the province Artvin during 2013-2014 school year spring semester. The data was obtained by means of CLOZE and FROG tests from the standart tests, which their validity and reliability were proven in the conducted international studies. It is concluded from the data obtained as a result of this study that while the readability of the Primary Education 8th Grade Citizenship and Democracy Education Textbook is partially high in terms of student level according to the CLOSE test, it is prepared in accordance with the student target age level according to the FOG test.