The meeting Researches in Didactics of Mathematics and Computer Sciences was held in Novi Sad, Serbia from the 23th to the 25th of January, 2015 at the University of Novi Sad. It was organized by the PhD School of Mathematics and Computer Sciences of the University of Debrecen and the Department of Mathematics and Informatics of the University of Novi Sad. The 70 participants – including 42 lecturers, and 18 PhD students – came from 9 countries, 28 cities and represented 40 intstitutions of higher education.