The extensification activities of Education Informatics Network use in Turkey are in progress. The use and preferability of this education portal by teachers and students depend on various factors. One of these factors is usability. The purpose of this research is to make the usability analysis of the Education Informatics Network from the perspective of secondary school students. The participants of the study consist of 10 students who are from secondary school where the Movement of Enhancing Opportunities and Improving Technology is carried out. The data of the study were obtained from the eye-tracking method in the completion process of the authentic tasks given to the students and from the survey that was used to determine the demographic information. The results of the study show that the students completed the authentic task with success and they are able to reach the search results accurately and rapidly.