View of Prague in the spring. Children in the classroom in kindergarten. Kindergarten teachers at a meeting. A teacher with children on a walk in the woods. A group of scientists are conducting experiments in a chemical laboratory. Construction site of an industrial enterprise. Miners take out a decorated minecar with coal. Interview with a miner. A dam on a mountain river. An interview with an engineer in a design office (synchronously in Czech). Grain harvesting; working harvester. Grain threshing. Loading bags of grain onto trucks. Stocks of pickles, bags of cereals, homemade ham, eggs in the hut. A peasant gives interviews in a hut (synchronously in Czech). Exhibition dedicated to World War II. Photos, books in the exhibition hall. A visitor in the exhibition hall gives interviews (synchronously in Czech). Competition and training of athletes. The athlete gives interviews (synchronously in Czech). Filming with accelerated motion effect; a worker, without interrupting work at the machine, eats a sandwich; defective products; the worker falls asleep at the workplace; hairdresser shaves a man with a defective razor.