Artículo para optar al grado de Licenciado en Educación.The present article deals with the proposal of teaching human rights through content-based approach, using project work to enhance participation, critical thinking and soft skill development in most students. A departure point between teacher and students perspective opens the discussion about negotiated curriculum, and as a result, students proposed the topic of human rights as the content for the perfect unit for their group. The teacher addresses this challenge as an opportunity to enhance participation of all students through project work, and to test the effectiveness of language development through the teaching of content in the L2. The group of 32 students shown a positive disposition to work, contrary to previous units. Moreover, students were able to develop skills related to critical thinking, soft skills such as courtesy and teamwork and ICT-related skills. Finally, results show that students enhanced their linguistic competence drastically in productive tasks, in a 7-week unit of content-based instruction.