<qa>  What is the advantage of students practicing their skills in an environment where mistakes can be made and correctedAn advantage is the possibility of students practicing their skills in an environment where mistakes can be made and corrected without causing damages and risks to patient safety. In addition, the construction of knowledge is established through representative situations of day-to-day reality in professional practice, when students themselves participate as patient-actors in a totally controlled environment, as well as protected from risks. At the end of the activity, students andor professionals involved in the simulation can give feedback of their learning and, from group discussions and those with the teacher, is formed knowledge based on self-knowledge and confidence . 