| Islands | Most Populous Islands | Country | % Correct |
|---|---|---|---|
| 32 | Java, Sumatra, Borneo, Sulawesi | Indonesia | 98%
|
| 5 | Great Britain, Ireland, Portsea, Wight | United Kingdom | 98%
|
| 8 | Long, Puerto Rico, Manhattan, Oahu | United States | 98%
|
| 6 | Honshu, Kyushu, Hokkaido, Shikoku | Japan | 97%
|
| 20 | Hainan, Zhongshan, Xiamen, Haizhu | China | 95%
|
| 7 | Montreal, Vancouver, Newfoundland, Île Jésus | Canada | 93%
|
| 19 | Luzon, Mindanao, Negros, Panay | Philippines | 90%
|
| 8 | Réunion, Martinique, Corsica, Grande Terre | France | 89%
|
| 5 | Salsette, Raghopur, South Andaman, Majuli | India | 88%
|
| 5 | Tenerife, Mallorca, Gran Canaria, Lanzarote | Spain | 83%
|
| 7 | São Luís, São Vicente, Santa Catarina, Marajó | Brazil | 80%
|
| 4 | Crete, Euboea, Rhodes, Corfu | Greece | 79%
|
| 4 | Zealand, Funen, Vendsyssel-Thy, Amager | Denmark | 73%
|
| 4 | New Guinea, New Britain, Bougainville, New Ireland | Papua New Guinea | 57%
|
| 6 | IJsselmonde, Flevopolder, Voorne-Putten, Curaçao | Netherlands | 53%
|
| 5 | Bhola, Sandwip, Maheshkhali, Chengar | Bangladesh | 36%
|