Within the pedagogical practice Natyazhko Anastasia, Dmitriyenko Ivan, Rybalko Dmytro, Kozenko Veronika, the students of Informatics of the Faculty of Physics and Mathematics of South Ukrainian National Pedagogical University named after K.D.Ushynsky helped to conduct the international competition of science "Beaver" at school number 73 in the city of Odessa. The event with the help of students-trainees became an important contribution to the popularization of science among schoolchildren.