The National Mathematics and Natural Sciences Olympiad is held once a year, before advancing to the regional level, especially the University level selection. There are several fields that are contested namely: Physics, Mathematics, Bology, Chemistry. The questions are made by the Question Forming Team from each of the "majors in the Faculty of Mathematics and Natural Sciences of Udaayana University. 7 students with the highest grades will be selected, and then coaching will be held in preparation for the regional level.