Det Nødvendige Seminarium
 Det Nødvendige Seminarium (DNS) (English: The Necessary Teacher Training College) is a private teacher training college in Denmark. DNS is integrated part of the School Center Tvind and since 2011 DNS is in cooperation with One World University (OWU) in Mozambique which opened oportunity of new three year program with a degree of licentiate of pedagogy.The college is private and the students are self-financed within the framework of the college.