The research aims to examine Morpa Campus educational webside's usability due to its interaction structure. Research tried to find out whether a learner can use the Morpa Campus website efficiently and easily to complete basic and complex tasks while navigating within and between the course topics. The efficiency, satisfaction and ease of use of the usability concept will be the focus points of this study. 10 students joined to the study. Each user tried to complete eight tasks. The needed data for this study were collected measuring each user's interaction duration with the website and the interviews done at the end of the session. The measured time and the interviews with the students show that the interaction structure of the educational website is efficient and students liked to use it but it has some small usability problems preventing users from ease of use.