| Description | Country | Flag | % Correct |
|---|---|---|---|
| Vertical triband of green, white, and orange | Ireland | 95%
| |
| Consists of a large red circle on a solid field | Japan | 95%
| |
| Horizontal bicolor with red on top and white on bottom | Monaco | 95%
| |
| Horizontal triband with red on top, white in the middle, and blue on bottom | Netherlands | 95%
| |
| Vertical triband of green, white, and orange | Côte d'Ivoire | 92%
| |
| Horizontal bicolor with red on top and white on bottom | Indonesia | 92%
| |
| Depicts the Southern Cross on a blue field, with the Union Jack in the canton | Australia | 87%
| |
| Horizontal triband with red on top, white in the middle, and blue on bottom | Luxembourg | 87%
| |
| Depicts the Southern Cross on a blue field, with the Union Jack in the canton | New Zealand | 87%
| |
| Consists of a single large star on a red field | Vietnam | 87%
| |
| Depicts the outline of the country | Cyprus | 84%
| |
| Vertical triband with blue at the hoist, gold in the middle, and red at the fly | Chad | 82%
| |
| Vertical triband with blue at the hoist, gold in the middle, and red at the fly | Romania | 82%
| |
| White at the hoist and red at the fly, separated by a serrated edge | Bahrain | 79%
| |
| Depicts the outline of the country | Kosovo | 79%
| |
| White at the hoist and red at the fly, separated by a serrated edge | Qatar | 79%
| |
| Uses only black, white, and blue | Estonia | 76%
| |
| Consists of a large red circle on a solid field | Bangladesh | 74%
| |
| Has square proportions | Switzerland | 74%
| |
| Consists of a single large star on a red field | Morocco | 55%
| |
| Uses purple (including seals) | Dominica | 53%
| |
| Uses only black, white, and blue | Botswana | 42%
| |
| Has square proportions | Vatican City | 42%
| |
| Uses purple (including seals) | Nicaragua | 21%
|