The document discusses the Estonian educational system. It outlines the different types of educational institutions in Estonia including preschools, kindergartens, primary schools, basic schools, secondary schools, vocational schools, universities, and hobby schools. It also describes the marking system used in basic and secondary schools which ranges from 1 to 5. The document then briefly mentions some recent changes in the educational system like school closings and new curricula. It concludes by providing some details about the author's specific school, Kiviõli 1. Secondary School, including enterprising education programs and popular school activities.