The objective of this research is to determine the contribution of the didactic strategy based on the mBlock graphical programming environment for the development of written ability (present simple) in English as a foreign language in fifth grade students of the El Salitre Departmental Rural Educational Institution. El Hato de la Calera Cundinamarca headquarters, through the action research methodology and with a qualitative exploratory approach where four cycles were established; the first cycle of diagnosis where through a pretest of 20 questions the level of competence in English is verified; in the second cycle, the didactic sequence with mBlock is elaborated and implemented, applying it in eight synchronous sessions; In the third cycle, the didactic strategy developed is evaluated through a post-test focused on the level of competence in writing in English (present simple affirmative), a satisfaction survey using the Likert scale and concluding with a semi-structured survey that complements the information. thrown by the survey in question and finally, cycle four feedback in which the results are analyzed and a clear and broad vision of the research problem is obtained. The information obtained allows us to deduce that the mBlock didactic strategy had a positive impact on the relationship that the student has with learning the English language; In conclusion, it is considered that the use of mBlock to develop curricular contents and skills in the English language is significant considering that it allows students to become interested and motivated about new ways of learning.