1. Team participant representation
A team can participate as a country, a region, a city or as an educational intitution such as a school. Each participating country may send a maximum three teams for primary and two teams for secondary.
2. Team members
Each team consists of 4 students : two students represent the science and team and two others represent the mathematics team. In addition to the students, two accompanying persons are invited from each country, one of whom is designated as the delegation head (Team leader – responsible for the whole delegation) and the other Pedagogical Leader (responsible for the students).