| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 145,909 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 116,989 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,497 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,976 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,277 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 146,986 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,243 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,164 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,093 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,104 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,077 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,144 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,944 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,564 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,988 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,984 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,391 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,904 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,259 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,466 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,541 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,482 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,716 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,155 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,860 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,806 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,325 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,155 |
| 20 Random Country Flags | 0 | - | 4.99 | 616,977 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,127 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,456 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,253,541 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,124 |
| World Map without 12 Countries | 0 | - | 4.97 | 345,596 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 908,931 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 417,955 |
| Every Country Shape | 0 | - | 5.00 | 469,472 |
| Flags of Africa Quiz | 0 | - | 5.00 | 475,624 |
| Flags of North and South America | 0 | - | 4.99 | 375,811 |
| Former Flags | 0 | - | 4.97 | 108,291 |
| Countries by Road Signs | 0 | - | 4.98 | 54,215 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,789 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,642 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 174,235 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 139,088 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,244 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 296,833 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,419 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,894 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 39,337 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 33,473 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,927 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,944 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,597 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,737 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,992 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,505 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,213 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,613 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,643 |
| Flags of Oceania | 0 | - | 5.00 | 261,791 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,180 |
| Similar Flags #1 | 0 | - | 4.75 | 130,534 |
| Similar Flags #2 | 0 | - | 4.74 | 137,850 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,744,886 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 81,011 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,685 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,932 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,362 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 73,996 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,446 |
| Flags of the Countries that Start with C | 0 | - | 4.88 | 130,516 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 154,419 |
| Flags of the Countries that Start with B | 0 | - | 4.97 | 43,354 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,731 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,097 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,373,442 |
| Landlocked Countries | 0 | - | 4.99 | 423,992 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,812 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 127,082 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,769 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 65,105 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,594 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,396 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.87 | 42,221 |
| Merged Countries #2 | 0 | - | 4.96 | 99,742 |
| Merged Countries #6 | 0 | - | 4.90 | 73,680 |
| Merged Countries #7 | 0 | - | 4.93 | 83,024 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,555 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,028 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,163 |
| Pixelated World Map | 0 | - | 5.00 | 143,883 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 72,964 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,594 |
| World Coats of Arms | 0 | - | 4.99 | 64,930 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,793,125 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,416 |
| Himalayan Countries | 0 | - | 4.94 | 139,584 |
| Andean Countries | 0 | - | 4.94 | 85,087 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,280 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,502 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,842 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,141 |
| Danube Countries | 0 | - | 4.97 | 72,224 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,336 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,650 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,743 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,247 |
| European Landlocked Countries | 0 | - | 4.99 | 147,399 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,006 |
| Countries with the Most Species | 0 | - | 4.99 | 103,434 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,130 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,690 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,800 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,710 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,443 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,858 |
| Countries in the Alps | 0 | - | 4.87 | 118,508 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,122 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,485 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,822 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,822 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,756 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,102 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,942 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,687 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,311 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,028 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,770 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,634 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,400 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,642 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,733 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,400 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,480 |
| Countries that Host the Most Refugees | 0 | - | 4.97 | 65,325 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,383 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,981 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,704 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,392 |
| Largest Countries By Category | 0 | - | 4.97 | 158,566 |
| Countries by Countries | 0 | - | 4.96 | 63,454 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,029 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,351 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,628 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,218 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,924 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,556,212 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,570 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 72,266 |
| Random Country Shape to Country | 0 | - | 4.90 | 114,794 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,383 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,154 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,646 |
| Island Countries | 0 | - | 4.99 | 711,843 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,052,656 |
| Northernmost Countries | 0 | - | 4.99 | 363,165 |
| Countries of South America | 0 | - | 5.00 | 930,151 |
| Countries of Oceania | 0 | - | 5.00 | 1,060,523 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,883,862 |
| "Land" Countries | 0 | - | 4.98 | 337,918 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,389,155 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 87,441 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 185,281 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 185,196 |
| Name a Valid Country Flag | 0 | - | 4.69 | 76,485 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 524,946 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 339,049 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,726,468 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,477 |
| Countries with Megacities | 0 | - | 4.99 | 265,940 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,274 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,762 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,530 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,875 |
| Countries by Official Language | 0 | - | 4.95 | 195,674 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,162 |
| Countries in their Native Language | 0 | - | 4.99 | 199,446 |
| Independence from Whom | 0 | - | 4.99 | 212,623 |
| Subdivisions by Country | 0 | - | 4.87 | 50,543 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,117 |
| Megadiverse Countries | 0 | - | 4.96 | 135,161 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,465 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,464 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,354 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,167 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,386 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,710 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,793 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,476 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,752 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,209 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,112 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,274 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,339 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,065 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,482 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,610 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,881 |
| World Map Quiz | 0 | - | 4.81 | 65,390 |
