The paper presented the research, which was done by university students of special education – in specialization speech therapy and education of persons with hearing impairment at the Faculty of education at the Masaryk University in Brno. The aim of the research is to show the importance of the interconnection of the theory and the practice in the tertiary education – by university teachers and students. The research is focused on experience of students with the field experiences only in the field of education of persons with hearing impairment. We were interested in application of essional knowledge, which the students learned during studies, in the field experiences and also in using of experience from the field experiences and their interconnection with the theory.