Olympiad mind-sports, such as the Science Olympiad, Mindsport Olympiad, Chess Olympiad, International History Olympiad and Computer Olympiad. In these cases "Olympiad" is used to indicate a regular event of international competition for top achieving participants; it does not necessarily indicate a four-year period. In some languages, like Czech and Slovak, Olympiad () is the correct term for the games. "The Olympiad" ("L'Olimpiade") is also the name of some 60 operas set in Ancient Greece. Olympiad An Olympiad (, "Olympiás") is a period of four years associated with the Olympic Games of the Ancient Greeks. During the Hellenistic period, beginning with Ephorus,
Science Olympiad for following years than pilot events. Almost all of the Trial events from recent National tournaments have become official events within a few years of the tournament, while the same is not true for almost any of the pilot events. Teams are hosted by the school from which the participants attend. Science Olympiad is most often run as an after-school extracurricular activity, but some schools offer Science Olympiad classes that allow students to receive academic credit for participation. A teacher, parent, or student (usually a volunteer) coordinates the team in practice and preparation for the competition. Often there are others