| Start flag | Instructions | End flag | % Correct |
|---|---|---|---|
| Austria | Rotate 90 degrees | Peru | 98%
|
| India | Replace wheel with orange circle | Niger | 86%
|
| Ireland | Flip horizontally | Ivory Coast | 74%
|
| Thailand | Swap red and blue | Costa Rica | 71%
|
| Romania | Do nothing! | Chad | 69%
|
| Bolivia | Add black star in middle | Ghana | 67%
|
| Lithuania | Add white star in middle | Myanmar | 62%
|
| Indonesia | Flip vertically | Poland | 62%
|
| Mauritius | Take two middle colours | Ukraine | 57%
|
| Haiti | Add crown in top left | Liechtenstein | 52%
|
| Gabon | Change yellow part to be white | Sierra Leone | 52%
|
| Yemen | Add green triangle on left | Sudan | 50%
|
| Somalia | Quadruple star | Micronesia | 48%
|
| Taiwan | Replace star with five stars | Samoa | 48%
|
| Belgium | Rotate 90 degrees clockwise, double up | Uganda | 43%
|
| Tonga | Take top left part, swap colours | Switzerland | 40%
|
| Togo | Take top left part, replace white with yellow | Vietnam | 38%
|
| St Kitts and Nevis | Fill black strip in yellow | Republic of the Congo | 36%
|
| Zambia | Take bottom right part, rotate 90 degrees clockwise, replace black with blue | Armenia | 33%
|
| Czech Republic | Swap blue and white | Philippines | 31%
|