| Countries by First and Last Two Letters | 1,819,934 | 0 | - |
| Countries of the World Quiz | 47,707,366 | 0 | - |
| Guess the Countries Being Drawn | 244,469 | 0 | - |
| Countries of the World with an Empty Map | 3,387,713 | 0 | - |
| Official Languages of the World | 420,987 | 0 | - |
| Clear the World Map! | 27,633 | - | - |
| Countries in an Empty Ring of the World Map | 127,030 | 0 | - |
| ALL First-Level Subdivisions of the World With a Map | 148,472 | 0 | - |
| Countries with the Longest Total Borders | 313,481 | 0 | - |
| Countries With Two Borders | 3,001 | - | - |
| Name a Valid Country Ending in A-Z | 75,441 | 0 | - |
| Countries of the World in French | 14,321 | - | - |
| Recognized, Non-Recognized Countries, and Territories of the World | 158,093 | 0 | - |
| Landlocked Countries | 423,522 | 0 | - |
| Click Fast to Empty the World Map | 3,658 | - | - |
| Clear All Country Borders on the World Map | 41,393 | 0 | - |
| Countries of the Middle East | 202,119 | 0 | - |
| Draw the World Map | 131,735 | 0 | - |
| Countries of the World by Initials of Bordering Pairs in 90 Seconds | 4,701 | - | - |
| Draw All Country Borders and Borderless Countries | 164,812 | 0 | - |
| Africa Map with Random Merged Countries | 74,121 | 0 | - |
| All Country Borders by Increasing Length | 6,958 | - | - |
| Hindu Countries | 50,413 | 0 | - |
| Concentric Countries Around France | 65,207 | 0 | - |
| Category Elimination - Countries #4 | 193,025 | 0 | - |
| Countries with Seven Borders | 1,354 | - | - |
| Countries by Borders in 90 Seconds | 3,840,836 | 0 | - |
| All Country Flags of the World | 3,693,763 | 0 | - |
| Save Humanity by Guessing Countries | 582,180 | 0 | - |
| Countries Containing Each Letter A-Z | 154,283 | 0 | - |
| Click a Valid Country A-Z | 535,073 | 0 | - |
| Name a Valid Country A-Z | 122,468 | 0 | - |
| Fill the World Map by Guessing the Closest Country | 37,511 | 0 | - |
