A blog is an online resource that helps teachers to be in touch with students. The blog works as a "whiteboard" where teachers can add articles, information, and resources as images, videos o web links. It consists of paragraphs of information, opinion or diary entries displayed chronologically. The main advantage of a blog is that students can interact with the teacher. For example, in this way teachers encourage shy students to participate. A blog implements by itself some useful features as serach possibilities, indexing, referrals, alerts, etc. Setting up a blog is very easy for a non-technical teachers and is a very felxible and powerful solution as a educational resource. Teachers will user the blog to motivate students. Studen will be able to respond by writtign comments to the blog. A blog could be used to interact between different groups inside the class. Finally I think is a good way to improve writing skills and the use of appropiate language, avoiding the us