World Robot Olympiad World Robot Olympiad The World Robot Olympiad (WRO) is a global robotics competition for young people. The World Robot Olympiad competition uses Lego Mindstorms manufactured by LEGO Education. First held in 2004 in Singapore, it now attracts more than 20,000 teams from nearly 60 countries. The competition consists of 4 different categories, Regular, College, Open and Soccer and for the Regular and Open categories, it consists of three different age groups: Elementary, Junior High and Senior High. Participants below the age of 13 are considered as Elementary, participants from ages 13 until 16 years old are considered Junior High and
International History Olympiad assigned to teams for the team events at the Olympiad based on a number of factors, though every effort is made to keep students from the same country or state together. Teams consist of either 2 or 3 students. For team events, if a "mixed" team wins a medal, the medals are credited fractionally on the medals table depending on how many students from a state or country were on the team. After 2016, the Olympiad became a biennial model; Olympiads thus occur in even-numbered years. The location of the 2020 International History Olympiad has yet to be determined, though