Blind Chess Olympiad the most significant sporting event in the international field of chess for the blind to date. Blind Chess Olympiad The Blind Chess Olympiad is an international chess competition for the blind in which teams from all over the world compete against each other. The event takes place every four years, and is sponsored by the International Braille Chess Association. The Blind Chess Olympiad is the largest sporting event in the international field of chess for the visually impaired. The forerunner to the Blind Chess Olympiads was a blind chess tournament held in Rheinbreitbach, Germany in 1958. The winner of the
International Mathematical Olympiad selection process International Mathematical Olympiad selection process This article describes the selection process, by country, for entrance into the International Mathematical Olympiad. The International Mathematical Olympiad (IMO) is an annual mathematics olympiad for students younger than 20 who have not started at university. Each year, participating countries send at most 6 students. The selection process varies between countries, but typically involves several rounds of competition, each progressively more difficult, after which the number of candidates is repeatedly reduced until the final 6 are chosen. Many countries also run training events for IMO potentials, with the aim of improving performance as well as