Children of Ulyanovsk play snowballs in the street, study in the reading room of the Ulyanovsk Regional Children's Library. The librarian reads a book to children. Penza schoolchildren, under the guidance of a coach, train in the pool, jump from the tower into the water. Poachers on the Volga catch fish, run away from fish inspectors. View of the dam of the Volzhskaya hydroelectric power station. Detention of poachers by police officers. Members of the fine arts studio at the Kuibyshev House of Education Workers are engaged in painting under the guidance of a teacher. Children go downhill, ski, play snowballs.