| Category | Country | % Correct |
|---|---|---|
| in the world | India | 99%
|
| in the world (year 2000) | China | 98%
|
| entirely in Europe | Germany | 95%
|
| in Africa | Nigeria | 91%
|
| Spanish-speaking | Mexico | 88%
|
| Portuguese-speaking | Brazil | 80%
|
| entirely on islands | Indonesia | 80%
|
| in Oceania | Australia | 79%
|
| Arabic-speaking | Egypt | 67%
|
| in Central America | Guatemala | 63%
|
| whose name starts with H | Haiti | 55%
|
| without land borders | Japan | 48%
|
| with an average elevation less than 50 meters | Netherlands | 43%
|
| less than 1,000 km2 | Singapore | 36%
|
| with a 4 letter name | Iran | 35%
|
| landlocked | Ethiopia | 34%
|
| with more immigrants than citizens | United Arab Emirates | 32%
|
| with no standing army | Costa Rica | 28%
|
| with no rivers | Saudi Arabia | 27%
|
| less than 40,000 km2 | Taiwan | 12%
|