Web 2.0. technologies are a form of applications as a development of Web 1.0. The user is more active, creates and interacts with the information. Recent research data suggests that the proper education and information can enhance teachers’ interest in Web 2.0. Utilization of such technologies increases the self-efficacy of educators and enhances both the cognitive abilities of users and skills such as critical thinking and cooperative learning. Also their intention to implement these technologies in the future classrooms is growing. This research aims at exploring the beliefs of teachers about the reasons that may affect the use of Web 2.0.