| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 145,984 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,046 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,553 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 63,006 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,323 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,022 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,304 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,196 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,122 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,137 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,105 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,170 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,960 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,582 |
| Country Flags with the Most Black | 0 | - | 4.95 | 98,009 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,991 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,401 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,932 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,287 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,497 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,579 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,530 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,726 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,167 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,881 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,844 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,340 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,166 |
| 20 Random Country Flags | 0 | - | 4.99 | 617,233 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,142 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,465 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,254,123 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,434 |
| World Map without 12 Countries | 0 | - | 4.97 | 345,662 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 909,046 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 418,017 |
| Every Country Shape | 0 | - | 5.00 | 469,754 |
| Flags of Africa Quiz | 0 | - | 5.00 | 475,940 |
| Flags of North and South America | 0 | - | 4.99 | 375,960 |
| Former Flags | 0 | - | 4.97 | 108,321 |
| Countries by Road Signs | 0 | - | 4.98 | 54,236 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,812 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,665 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 174,309 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 139,131 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,297 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 296,894 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,470 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,936 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 39,434 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 33,577 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,951 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,960 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,631 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,766 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 81,012 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,524 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,232 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,644 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,672 |
| Flags of Oceania | 0 | - | 5.00 | 261,920 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,239 |
| Similar Flags #1 | 0 | - | 4.75 | 130,567 |
| Similar Flags #2 | 0 | - | 4.74 | 137,871 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,762,447 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 81,034 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,703 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,956 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,390 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 74,019 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,459 |
| Flags of the Countries that Start with C | 0 | - | 4.88 | 130,537 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 154,444 |
| Flags of the Countries that Start with B | 0 | - | 4.97 | 43,378 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,749 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,129 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,376,535 |
| Landlocked Countries | 0 | - | 4.99 | 424,214 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,825 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 127,116 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,789 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 65,115 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,604 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,403 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.87 | 42,233 |
| Merged Countries #2 | 0 | - | 4.96 | 99,765 |
| Merged Countries #6 | 0 | - | 4.90 | 73,701 |
| Merged Countries #7 | 0 | - | 4.93 | 83,042 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,588 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,045 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,176 |
| Pixelated World Map | 0 | - | 5.00 | 143,912 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 72,976 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,603 |
| World Coats of Arms | 0 | - | 4.99 | 64,959 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,794,657 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,513 |
| Himalayan Countries | 0 | - | 4.94 | 139,671 |
| Andean Countries | 0 | - | 4.94 | 85,135 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,316 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,558 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,891 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,171 |
| Danube Countries | 0 | - | 4.97 | 72,248 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,379 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,680 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,800 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,290 |
| European Landlocked Countries | 0 | - | 4.99 | 147,426 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,040 |
| Countries with the Most Species | 0 | - | 4.99 | 103,454 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,173 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,700 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,810 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,723 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,453 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,875 |
| Countries in the Alps | 0 | - | 4.87 | 118,538 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,214 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,548 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,841 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,851 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,774 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,115 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,963 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,706 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,327 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,041 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,780 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,644 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,421 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,663 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,749 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,446 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,497 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,442 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,445 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,094 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,770 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,408 |
| Largest Countries By Category | 0 | - | 4.97 | 158,598 |
| Countries by Countries | 0 | - | 4.96 | 63,479 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,051 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,358 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,637 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,243 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,952 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,556,753 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,587 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 72,278 |
| Random Country Shape to Country | 0 | - | 4.90 | 114,846 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,743 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,227 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,773 |
| Island Countries | 0 | - | 4.99 | 711,954 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,052,964 |
| Northernmost Countries | 0 | - | 4.99 | 363,294 |
| Countries of South America | 0 | - | 5.00 | 930,517 |
| Countries of Oceania | 0 | - | 5.00 | 1,060,933 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,884,649 |
| "Land" Countries | 0 | - | 4.98 | 337,996 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,390,067 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 87,484 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 185,351 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 185,236 |
| Name a Valid Country Flag | 0 | - | 4.69 | 76,662 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 525,173 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 339,171 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,726,952 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,692 |
| Countries with Megacities | 0 | - | 4.99 | 266,196 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,427 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,848 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,716 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,964 |
| Countries by Official Language | 0 | - | 4.95 | 195,737 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,237 |
| Countries in their Native Language | 0 | - | 4.99 | 199,503 |
| Independence from Whom | 0 | - | 4.99 | 212,687 |
| Subdivisions by Country | 0 | - | 4.87 | 50,550 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,170 |
| Megadiverse Countries | 0 | - | 4.96 | 135,176 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,711 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,471 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,369 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,175 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,413 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,733 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,852 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,493 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,766 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,218 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,145 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,293 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,360 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,077 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,498 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,615 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,948 |
| World Map Quiz | 0 | - | 4.81 | 65,411 |
