The subject of the article reveals the problems of realization of the educational potential for such a didactic tool as construction. The applied aspects for solving problems of mental, aesthetic, ecological and labor education of primary school students in the process of design activity are determined. It is proved that design activity is the universal tool to implement the most effective integrated learning in primary school. The topicality of the problem under research is determined by social trends that characterize the current stage of the education system development: the use of various technologies designed to make the learning process more productive and at the same time the declining quality of education, fall in the general level of education quality as well as in the theoretical and practical training of schoolchildren and students, inconsistency of the existing level of knowledge, skills, abilities and competencies acquired during the training experience of the real needs of production, labor market and public demands.The experience of integrated learning in the activities of primary schools in Poland at the beginning of the XXI century is analyzed. The ways of application for designing activity at different levels of integration – practical, methodical, organizational are defined. The educational opportunities of design activity in classes in various disciplines are revealed. The basic methodsfor realization tasks of mental, aesthetic, labor education of pupils of elementary school during employment by design activity are described.