Participant Countries

No. Country Name 1st IJSO 2nd IJSO 3rd IJSO 4th IJSO 5th IJSO
1 Afganistan * *
2 Albania * * *
3 Argentina * *
4 Azerbaijan * * * *
5 Australia *
6 Brazil * * * *
7 Brunei Darussalam * * *
8 Chinese Taipei * * * *
9 Croatia * * *
10 Estonia * * * *
11 Germany * * * *
12 Hong Kong, China * *
13 Hungary * * * *
14 India * * * *
15 Indonesia * * * *
16 Iran * *
17 Ireland * * * *
18 Jordan * *
19 Kazakhstan * * *
20 Kenya * * * *
21 Kingdom of Cambodia * * * *
22 Kuwait * * *
23 Lithuania *
24 Madagaskar * *
25 Mexico * * * *
26 Moldova *
27 Mongolia * * *
28 Myanmar *
29 Nigeria * * * *
30 Philippine * * *
31 Rep. of Ghana * * * *
32 Romania * * * *
33 Russia * * * *
34 Saudi Arabia * *
35 Serbia * * * *
36 Slovakia * *
37 South Africa * *
38 South Korea * * * *
39 Sri Lanka * * *
40 Thailand * * * *
41 Turkey *
42 The Netherlands * * *
43 United Arab Emirates * *
44 United Kingdom * * *
45 Vietnam *
46 Zimbabwe * * *