the programme was the teacher-tutor of Spanish Language and Literature subject and that one of Education for Citizenship course, both for the 2017--2018 academic year. Even though this teacher differs from the researchers indicated in this study, the results of the programme were not influenced by this factor. The work of the researchers during this programme was focused on helping to create the tasks and guiding the classroom teacher in the development of the sessions. The timing of the programme implementation was from October to June, where between two and three sessions were held each month, depending on the type of activity. Finally, given this factor, a total of 20 sessions was applied. The INSEBULL questionnaire was filled out by the students individually. Specify that this was completedtaken place in class or a hypothetical one. In small groups, the students will perform a dramatisation of the conflict; the teacher will assign a role to each member of the group, which they will have to interpret. It is recommended that the situation and characters be provided in written form. Students are allowed a few minutes to learn about the situation and the characters. At the end of the dramatisation, an oral debate is held to reflect on how they felt in the role given. Ideally, each role rotates between each member of each group.

Coexistence and communicationTask 1: through the different conflicts that arise in the classroom, in small groups the students must reason orally and in writing about what is right. In a large group, the