In the systematic work of upbringing and education, including the competence of teachers working with children with special needs in class are very important. Quality education for students, which are adjusted according to there special needs can be secured in a way by combining knowledge, skills, attitude and finding differant ways of motivating them for work. Student success depends on how much the teacher knows the student as an individual, their characteristics, environment in which they live and the needs and qualities they posses. The main focus in this paper is set on cooperation between teachers and parents that have children with special needs, which is the most important factor to achieve success in the student's education. The research work i conducted on a case by interviewing parents and teachers, observing and documenting, i found out that the teacher posses certian compitence needed for working with children that have special needs in class and that the teacher and parent achieve positive cooperation which reflects on the achieved results of the student, the only disadvantage is lack of involvement from other profesional staff in the educational institutions in order to help teachers in their work, and also the parents.