Hosting Nations

IBO No.inDatehosted byin
1st IBO 1990July, 01 - 07Czechoslovakia Olomouc
2nd IBO1991July, 01 - 07Russia Makhachkala
3rd IBO1992July, 06 - 12CzechoslovakiaPoprad
4th IBO 1993July, 04 - 11Netherlands Utrecht
5th IBO1994July, 03 - 10Bulgaria Varna
6th IBO1995July, 02 - 09ThailandBangkok
7th IBO1996June, 30 - July, 07Ukraine Artek
8th IBO 1997July, 13 - 20TurkmenistanAshgabad
9th IBO1998July, 19 - 26Germany Kiel
10th IBO1999July, 04 - 10 Sweden Uppsala
11th IBO2000July, 09 - 16 Turkey Antalya
12th IBO2001July, 08 - 15Belgium Brussels
13th IBO2002July, 07 - 14LatviaJurmala
14th IBO2003July, 08 - 16Belarus Minsk
15th IBO 2004July, 11 - 18AustraliaBrisbane
16th IBO2005July, 10 - 27ChinaPeking
17th IBO2006July, 9 - 16ArgentiniaRío Cuarto
18th IBO2007July, 15 - 22CanadaSaskatoon
19th IBO2008July, 13 - 20IndiaMumbai
XX. IBO 200912. - 19. JuliJapanTsukuba
XXI. IBO 2010 11. - 18. JuliKorea Changwon
XXII. IBO 2011 10. - 17. JuliTaiwan Taipei
XXIII. IBO 2012 8. - 15. Juli Singapore Singapur
XXIV. IBO 2013 14. - 21. Juli Switzerland Bern
XXV. IBO 2014 New Zealand Hamilton
XXVI. IBO 2015 12. - 19. Juli Denmark Aarhus
XXVII. IBO 2016 VietnamHanoi
XXVIII. IBO 2017 United Kingdom
XXIXIBO 2018 IranIsaphan