| Countries of the World Quiz | 47,753,528 | 0 | - |
| World Map Without 20 Random Countries | 8,374,977 | 0 | - |
| Countries by First Two Letters in 90 Seconds | 5,644,818 | 0 | - |
| World Capitals Quiz | 5,096,675 | 0 | - |
| Europe Map Quiz | 4,780,743 | 0 | - |
| Countries by Borders in 90 Seconds | 3,843,006 | 0 | - |
| Countries of the World with an Empty Map | 3,389,585 | 0 | - |
| Countries of Europe Quiz | 3,793,826 | 0 | - |
| All Country Flags of the World | 3,699,687 | 0 | - |
| Country Flags Quiz #1 | 2,543,337 | 0 | - |
| Random Capital to Country | 2,598,513 | 0 | - |
| Countries of Africa | 2,552,993 | 0 | - |
| Countries that Start with B | 2,302,991 | 0 | - |
| Word Scramble - Countries | 2,109,928 | 0 | - |
| Countries that Start with A | 2,171,921 | 0 | - |
| Find The Mystery Country Using Color Clues - Randomized! | 2,176,822 | 0 | - |
| Countries that Start with C | 1,828,752 | 0 | - |
| Countries that Start with S | 1,760,809 | 0 | - |
| Countries by First and Last Two Letters | 1,820,848 | 0 | - |
| Countries of Asia Quiz | 1,884,255 | 0 | - |
| World Map with Random Merged Countries | 1,726,731 | 0 | - |
| Countries that Start with G | 1,509,118 | 0 | - |
| Biggest Countries by Population | 1,451,669 | 0 | - |
| Random Countries on the World Map | 1,556,450 | 0 | - |
| Countries that Start with M | 1,386,401 | 0 | - |
| Countries that Start with E | 1,382,815 | 0 | - |
| Countries that Start with I | 1,292,794 | 0 | - |
| Countries of Europe - One Minute Sprint | 1,333,796 | 0 | - |
| Countries that Start with P | 1,220,357 | 0 | - |
| Flags of Europe Quiz | 1,253,839 | 0 | - |
| Country Flags Quiz #2 | 1,095,934 | 0 | - |
| Countries that Start with N | 1,122,085 | 0 | - |
| Countries that Start with L | 1,095,054 | 0 | - |
| Biggest Countries by Area | 1,052,821 | 0 | - |
| Countries that Start with T | 1,013,540 | 0 | - |
| Countries of the World - One Minute Sprint | 981,094 | 0 | - |
| Countries of Oceania | 1,060,729 | 0 | - |
| Countries of North America Quiz | 1,028,945 | 0 | - |
| Country Shapes Quiz #1 | 908,981 | 0 | - |
| Random Country to Capital | 925,658 | 0 | - |
| Countries in World War II | 917,136 | 0 | - |
| Countries that Start with U | 907,433 | 0 | - |
| Find The Mystery Country Using Hints - Randomized! | 1,185,358 | 0 | - |
| Countries of South America | 930,321 | 0 | - |
| Countries that Start with K | 819,344 | 0 | - |
| Country Flags Quiz #3 | 735,575 | 0 | - |
| Island Countries | 711,894 | 0 | - |
| Countries by Languages in 90 Seconds | 737,930 | 0 | - |
| Countries that Start with D | 714,495 | 0 | - |
| Countries that Start with V | 611,233 | 0 | - |
| Countries that Start with F | 620,242 | 0 | - |
| Flags of Asia Quiz | 618,275 | 0 | - |
| Countries that Start with J | 605,665 | 0 | - |
| Footballers by Country | 575,274 | 0 | - |
| 20 Random Country Flags | 617,104 | 0 | - |
| Countries that Start with H | 608,191 | 0 | - |
| European Countries by First 2 Letters | 531,712 | 0 | - |
| Random Sequential Countries on the World Map | 525,022 | 0 | - |
| Communist Countries in History | 497,483 | 0 | - |
| Countries That Border Russia | 463,907 | 0 | - |
