Student's book American on course is a learned-centered course which provides student with the skills necesary to fulfill a variety of comunicative goals. The educational objetives are: - To provide a supportive framework in wich students can develop their receptive and productive skills - To encorauge students to become more responsible their own learning - To widen student's knowledge and understanding of different cultures, lifestyles and perspectives - To encorauge students to work with their peers to exchanges ideas, solve problemas, plan proyect work, and so on.