The present degree work "Let's communicate to the old way with the Morse code" corresponds to the design of a Technological School Activity (TSA) destined to the subject of technology and computer science of the school Liceo San Isidro the north, directed to the students of eleven degree, in order to satisfy and resolve the problems with the correct implementation and strengthening of the components, competencies and performances mentioned in the general guidelines for technology education in this cycle. This school technological activity involves the use of material and electronic tools to link up the instrumental technology with the communicative process and each of its elements, situating students in an environment, in which, through collaborative work and the transversality of the subjects, allow meaningful learning, through projects.