| Countries of the World Quiz | 46,846,735 | 0 | - |
| World Map Without 20 Random Countries | 8,213,671 | 0 | - |
| Countries by First Two Letters in 90 Seconds | 5,583,188 | 0 | - |
| World Capitals Quiz | 5,025,113 | 0 | - |
| Europe Map Quiz | 4,726,899 | 0 | - |
| Countries by Borders in 90 Seconds | 3,797,141 | 0 | - |
| Countries of the World with an Empty Map | 3,359,885 | 0 | - |
| Countries of Europe Quiz | 3,709,252 | 0 | - |
| All Country Flags of the World | 3,593,537 | 0 | - |
| Country Flags Quiz #1 | 2,524,494 | 0 | - |
| Random Capital to Country | 2,576,035 | 0 | - |
| Countries of Africa | 2,503,990 | 0 | - |
| Countries that Start with B | 2,277,836 | 0 | - |
| Word Scramble - Countries | 2,086,097 | 0 | - |
| Countries that Start with A | 2,144,439 | 0 | - |
| Find The Mystery Country Using Color Clues - Randomized! | 2,142,880 | 0 | - |
| Countries that Start with C | 1,808,621 | 0 | - |
| Countries that Start with S | 1,743,082 | 0 | - |
| Countries by First and Last Two Letters | 1,801,496 | 0 | - |
| Countries of Asia Quiz | 1,844,856 | 0 | - |
| World Map with Random Merged Countries | 1,703,550 | 0 | - |
| Countries that Start with G | 1,491,351 | 0 | - |
| Biggest Countries by Population | 1,433,383 | 0 | - |
| Random Countries on the World Map | 1,533,928 | 0 | - |
| Countries that Start with M | 1,372,144 | 0 | - |
| Countries that Start with E | 1,366,175 | 0 | - |
| Countries that Start with I | 1,279,103 | 0 | - |
| Countries of Europe - One Minute Sprint | 1,318,487 | 0 | - |
| Countries that Start with P | 1,207,538 | 0 | - |
| Flags of Europe Quiz | 1,223,829 | 0 | - |
| Country Flags Quiz #2 | 1,086,569 | 0 | - |
| Countries that Start with N | 1,108,693 | 0 | - |
| Countries that Start with L | 1,081,844 | 0 | - |
| Biggest Countries by Area | 1,038,256 | 0 | - |
| Countries that Start with T | 1,003,368 | 0 | - |
| Countries of the World - One Minute Sprint | 955,549 | 0 | - |
| Countries of Oceania | 1,038,445 | 0 | - |
| Countries of North America Quiz | 1,010,263 | 0 | - |
| Country Shapes Quiz #1 | 903,366 | 0 | - |
| Random Country to Capital | 910,387 | 0 | - |
| Countries in World War II | 903,272 | 0 | - |
| Countries that Start with U | 898,978 | 0 | - |
| Find The Mystery Country Using Hints - Randomized! | 1,161,155 | 0 | - |
| Countries of South America | 913,273 | 0 | - |
| Countries that Start with K | 808,545 | 0 | - |
| Country Flags Quiz #3 | 729,073 | 0 | - |
| Island Countries | 707,206 | 0 | - |
| Countries by Languages in 90 Seconds | 710,455 | 0 | - |
| Countries that Start with D | 700,419 | 0 | - |
| Countries that Start with V | 604,479 | 0 | - |
| Countries that Start with F | 611,407 | 0 | - |
| Flags of Asia Quiz | 604,385 | 0 | - |
| Countries that Start with J | 595,053 | 0 | - |
| Footballers by Country | 565,639 | 0 | - |
| 20 Random Country Flags | 603,409 | 0 | - |
| Countries that Start with H | 596,983 | 0 | - |
| European Countries by First 2 Letters | 525,971 | 0 | - |
| Random Sequential Countries on the World Map | 517,480 | 0 | - |
| Communist Countries in History | 492,054 | 0 | - |
| Countries That Border Russia | 458,497 | 0 | - |
