1) Pioneer lineup in one of the clubs in Moscow. Zvenevoy talks with the pioneers. 2) Students of one of the vocational schools in the city of Gorky go to classes. The administration of the school conducts an enrollment in the school. Students in the shop of one of the factories get acquainted with the production. 3) Manufacturing of fire-resistant fabric at one of the Moscow factories. Manufacturing process, fabric samples. 4) Assembling models using the desktop designer. Display of products assembled according to the desktop constructor. 5) Leningrad Musical Instrument Factory. Piano making processes. The girls in the store inspect the pianos for sale. The girl plays the piano.