Registrations
| 1. Zš Viliama Paulínyho - Tótha, Senica Trnavský kraj, Slovakia | Registrations: 52 show Siste reg.: 2010-10-22 |
| 129 Ou "Antim I" Sofia, Bulgaria | Registrations: 6 show Siste reg.: 2010-12-11 |
| 1st Experimental High School Of Thessaloniki Central Macedonia, Greece | Registrations: 6 show Siste reg.: 2009-03-23 |
| 1st General Lyceum Of Evosmos Central Macedonia, Greece | Registrations: 6 show Siste reg.: 2012-12-06 |
| 1st Gymnasio Ioanninon Epirus, Greece | Registrations: 4 show Siste reg.: 2010-10-08 |
| 1ο Εργαστηριακό Κέντρο (Ε.Κ.) Βόλου Thessaly, Greece | Registrations: 5 show Siste reg.: 2016-02-15 |
| 2o D. S. Pallinis Attica, Greece | Registrations: 30 show Siste reg.: 2009-03-27 |
| 2o Geniko Lykeio Aliveriou Central Greece, Greece | Registrations: 32 show Siste reg.: 2009-03-17 |
| 2o Gymnasio Kalampakas Thessaly, Greece | Registrations: 39 show Siste reg.: 2009-04-07 |
| 2ο Γεν.Λύκειο Ιεράπετρας Crete, Greece | Registrations: 87 show Siste reg.: 2009-05-06 |
| 36th Primary School Of Heraklion Crete, Greece | Registrations: 11 show Siste reg.: 2008-06-05 |
| 4o Gymnasio Glyfadas Attica, Greece | Registrations: 12 show Siste reg.: 2009-03-22 |
| 4th Primary School Of Lavrio Attica, Greece | Registrations: 165 show Siste reg.: 2010-02-25 |
| 645 Sankt-Peterburg, Russia | Registrations: 1 show Siste reg.: 2009-04-08 |
| 7o Geniko Lykeio Trikalon Thessaly, Greece | Registrations: 3 show Siste reg.: 2009-02-23 |
| Aa skole Trøndelag, Norway | Registrations: 13 show Siste reg.: 2013-09-04 |
| Aalborg Tekniske skole - Jordbrug Nordjylland, Denmark | Registrations: 8 show Siste reg.: 2007-10-08 |
| Aalesund International School Møre og Romsdal, Norway | Registrations: 13 show Siste reg.: 2018-10-16 |
| Aali Primary Boys School Northern, Bahrain | Registrations: 1 show Siste reg.: 2016-10-10 |
| Aarhus Katedralskole Midtjylland, Denmark | Registrations: 1 show Siste reg.: 2009-09-28 |
| Aarjel-saemiej skuvle Trøndelag, Norway | Registrations: 1 show Siste reg.: 2006-06-08 |
| Aavangsskolen Hovedstaden, Denmark | Registrations: 11 show Siste reg.: 2009-09-25 |
| Abd Al Hafd Al Azab Al Balqa', Jordan | Registrations: 2 show Siste reg.: 2009-03-12 |
| Abdulhafith alA'azab Al Balqa', Jordan | Registrations: 1 show Siste reg.: 2009-02-24 |
| Abelvær skole Trøndelag, Norway | Registrations: 32 show Siste reg.: 2000-05-09 |
| Abildsø skole Oslo, Norway | Registrations: 92 show Siste reg.: 2015-01-25 |
| Absalons Skole Sjælland, Denmark | Registrations: 12 show Siste reg.: 2009-09-23 |
| Abu Nseer School 'Amman, Jordan | Registrations: 25 show Siste reg.: 2009-03-20 |
| Adcote School Shropshire, United Kingdom | Registrations: 21 show Siste reg.: 2011-09-21 |
| Adolf Øiens skole Trøndelag, Norway | Registrations: 4 show Siste reg.: 2003-10-27 |
| Adolfsbergsskolan Örebro län, Sweden | Registrations: 2 show Siste reg.: 2009-10-06 |
| Adventkirken skole Adventistsamfunnets grunnskole Nidelven skole Trøndelag, Norway | Registrations: 18 show Siste reg.: 2015-10-21 |
| Ady Endre Elmeleti Liceum București, Romania | Registrations: 10 show Siste reg.: 2009-08-18 |
| Africanda school ¹1 Murmanskaya oblast, Russia | Registrations: 3 show Siste reg.: 2004-12-24 |
| Agedrup skole Syddanmark, Denmark | Registrations: 3 show Siste reg.: 2007-10-12 |
| Agenskalna gimn Riga, Latvia | Registrations: 3 show Siste reg.: 2000-01-01 |
| Agerbæk skole Syddanmark, Denmark | Registrations: 3 show Siste reg.: 2007-10-05 |
| Agia Varvara High school Crete, Greece | Registrations: 2 show Siste reg.: 2009-03-16 |
| Agios Thomas Central Greece, Greece | Registrations: 1 show Siste reg.: 2009-03-17 |
| Aglo videregående skole Trøndelag, Norway | Registrations: 25 show Siste reg.: 2012-10-04 |
| Agnalt Skole Østfold, Norway | Registrations: 1 show Siste reg.: 2004-09-09 |
| Agnieszka Mazowieckie, Poland | Registrations: 1 show Siste reg.: 2010-03-13 |
| Ahlafors Fria Skola Västra Götalands län, Sweden | Registrations: 1 show Siste reg.: 2009-10-05 |
| Ahlmann - Skolen Syddanmark, Denmark | Registrations: 5 show Siste reg.: 2007-10-11 |
| AIESEC Targu Mures Mureș, Romania | Registrations: 3 show Siste reg.: 2009-03-19 |
| Akademiet Bergen AS Vestland, Norway | Registrations: 12 show Siste reg.: 2012-09-13 |
| Akademiet Drammen AS Buskerud, Norway | Registrations: 1 show Siste reg.: 2019-05-21 |
| Akademiet Møre AS Møre og Romsdal, Norway | Registrations: 334 show Siste reg.: 2012-11-07 |
| Akademiet Realfagsskole Drammen AS Buskerud, Norway | Registrations: 2 show Siste reg.: 2024-03-28 |
| Akademiet Sandnes Rogaland, Norway | Registrations: 16 show Siste reg.: 2014-04-23 |