| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 139,284 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 111,189 |
| Flags with the Most Stars | 0 | - | 4.91 | 122,145 |
| Flags that are Red & White Only | 0 | - | 4.97 | 142,600 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 141,751 |
| Flags of the Countries with Four Letters | 0 | - | 4.93 | 51,997 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 44,931 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 65,523 |
| Country Flags with the Most Red | 0 | - | 4.98 | 116,800 |
| Country Flags with the Most Blue | 0 | - | 4.90 | 89,998 |
| Country Flags with the Most Green | 0 | - | 4.95 | 97,066 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 96,972 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 96,773 |
| Country Flags with the Most Black | 0 | - | 4.95 | 95,345 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 66,395 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.94 | 48,781 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 96,949 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 78,231 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 63,115 |
| Countries by Partial Flag Images #6 | 0 | - | 4.88 | 37,310 |
| Countries With Blue and White Flags | 0 | - | 4.89 | 97,270 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.85 | 34,945 |
| Country Flags With Blue Removed | 0 | - | 4.91 | 42,455 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 156,881 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 76,780 |
| Countries by Partial Flag Images #7 | 0 | - | 4.87 | 28,724 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.93 | 30,078 |
| 20 Random Country Flags | 0 | - | 4.99 | 572,088 |
| Countries by Bordering Flags #1 | 0 | - | 4.92 | 110,925 |
| Countries by Bordering Flags #2 | 0 | - | 4.85 | 81,688 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,194,393 |
| Flags of Asia Quiz | 0 | - | 4.99 | 591,769 |
| World Map without 12 Countries | 0 | - | 4.97 | 338,218 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 898,038 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 410,729 |
| Every Country Shape | 0 | - | 5.00 | 443,711 |
| Flags of Africa Quiz | 0 | - | 5.00 | 449,263 |
| Flags of North and South America | 0 | - | 4.99 | 349,915 |
| Former Flags | 0 | - | 4.97 | 104,958 |
| Flags to Capitals #1 | 0 | - | 4.96 | 56,333 |
| Flags to Capitals #2 | 0 | - | 4.95 | 42,725 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 168,333 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 134,697 |
| Category Elimination - Country Flags #1 | 0 | - | 4.97 | 139,170 |
| Countries by Road Signs | 0 | - | 4.98 | 51,838 |
| Country Shapes Quiz #3 | 0 | - | 4.91 | 291,260 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 221,435 |
| Country Shapes Quiz #5 | 0 | - | 4.92 | 153,521 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 101,592 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 108,900 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 119,470 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 105,928 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 78,864 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 56,443 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 83,872 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 93,505 |
| A Square of Merged Countries #1 | 0 | - | 4.87 | 57,893 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 51,043 |
| Flags of Oceania | 0 | - | 5.00 | 248,133 |
| Three Band Flags of Europe | 0 | - | 4.97 | 188,949 |
| Country Flags with the Southern Cross | 0 | - | 4.79 | 60,657 |
| Similar Flags #1 | 0 | - | 4.74 | 127,099 |
| Similar Flags #2 | 0 | - | 4.78 | 128,508 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 78,001 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 74,723 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 74,075 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 151,519 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 71,554 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 53,669 |
| Flags of the Countries that Start with C | 0 | - | 4.89 | 127,787 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 150,662 |
| Flags of the Countries that Start with B | 0 | - | 4.96 | 39,732 |
| Flags of the Countries that Start with A | 0 | - | 4.95 | 125,102 |
| Flags of the Mediterranean | 0 | - | 4.95 | 145,504 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 28,652 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,045,460 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,013,512 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 99,639 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 123,892 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 84,844 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 63,869 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 58,338 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 59,132 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.85 | 40,982 |
| Merged Countries #2 | 0 | - | 4.96 | 97,458 |
| Merged Countries #4 | 0 | - | 4.81 | 91,779 |
| Merged Countries #6 | 0 | - | 4.91 | 71,717 |
| Merged Countries #7 | 0 | - | 4.93 | 80,986 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 402,811 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,511,141 |
| Countries by Satellite Image #1 | 0 | - | 4.88 | 142,264 |
| Countries by Satellite Image #5 | 0 | - | 4.89 | 81,115 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 47,929 |
| Pixelated World Map | 0 | - | 5.00 | 140,150 |
| Countries by Coat of Arms #1 | 0 | - | 4.93 | 71,677 |
| Countries by Coat of Arms #2 | 0 | - | 4.82 | 40,896 |
| World Coats of Arms | 0 | - | 4.99 | 62,823 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 58,993 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.93 | 70,449 |
| Random Country Shape to Country | 0 | - | 4.90 | 107,282 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,634,928 |
| Sahara Desert Countries | 0 | - | 4.97 | 155,597 |
| Himalayan Countries | 0 | - | 4.95 | 131,010 |
| Andean Countries | 0 | - | 4.94 | 80,464 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 60,422 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 119,878 |
| Coffee Producing Countries | 0 | - | 4.81 | 63,873 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 62,914 |
| Danube Countries | 0 | - | 4.97 | 63,246 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 100,169 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 84,215 |
| Countries with the Worst Passports | 0 | - | 4.93 | 80,094 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 144,716 |
| European Landlocked Countries | 0 | - | 4.99 | 144,084 |
| Partially Recognized Countries | 0 | - | 4.98 | 102,972 |
| Countries with the Most Species | 0 | - | 4.99 | 94,205 |
| Countries 197 to 205 | 0 | - | 4.89 | 67,359 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 52,715 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 46,896 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,098 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 71,693 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 55,868 |
| Countries in the Alps | 0 | - | 4.87 | 114,875 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 93,295 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 102,759 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,199 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 93,911 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 113,745 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.90 | 93,931 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 97,901 |
| Five Biggest Countries by Longitude | 0 | - | 4.90 | 51,793 |
| Largest Country by Body of Water | 0 | - | 4.96 | 49,522 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 60,952 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 52,596 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 40,406 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 102,374 |
| Arctic Ocean Countries | 0 | - | 4.95 | 77,785 |
| Countries with the Most Grassland | 0 | - | 4.93 | 75,727 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 114,343 |
| Countries with the Most Climate Zones | 0 | - | 4.95 | 66,673 |
| Countries that Host the Most Refugees | 0 | - | 4.94 | 58,442 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 42,836 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 233,381 |
| World Countries - Blind Typing | 0 | - | 5.00 | 102,151 |
| Countries in Their Own Alphabet | 0 | - | 4.96 | 46,779 |
| Largest Countries By Category | 0 | - | 4.97 | 154,834 |
| Countries by Countries | 0 | - | 4.96 | 60,973 |
| Country Flags with the Most White | 0 | - | 4.87 | 135,566 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,531 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 83,548 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 46,993 |
| All Countries by Population With a Map | 0 | - | 4.98 | 102,980 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 96,065 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 86,504 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 178,504 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 180,160 |
| Name a Valid Country Flag | 0 | - | 4.64 | 72,863 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 368,366 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 394,424 |
| Island Countries Quiz | 0 | - | 4.99 | 702,896 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,332,524 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 510,131 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 328,876 |
| Countries in Squares of an Empty World Map | 0 | - | 4.99 | 123,299 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,023,988 |
| Northernmost Countries | 0 | - | 4.99 | 350,802 |
| Countries of South America | 0 | - | 5.00 | 897,722 |
| Countries of Oceania | 0 | - | 5.00 | 1,018,731 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,808,096 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,680,713 |
| Every American Country by Shape | 0 | - | 4.78 | 36,619 |
| Cross Flags of Europe | 0 | - | 4.43 | 293,020 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,414,791 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 372,225 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 167,553 |
| Countries with Megacities | 0 | - | 4.99 | 230,406 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 193,689 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 110,038 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 132,461 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 77,680 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 314,027 |
| Countries by Official Language | 0 | - | 4.95 | 189,817 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 289,622 |
| Countries in their Native Language | 0 | - | 4.99 | 193,811 |
| Independence from Whom | 0 | - | 4.99 | 206,359 |
| Subdivisions by Country | 0 | - | 4.86 | 49,569 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 128,258 |
| Megadiverse Countries | 0 | - | 4.97 | 132,990 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 127,535 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,375 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 123,810 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,471 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.86 | 50,030 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 159,401 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,174 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 90,916 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.94 | 151,969 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 94,223 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,312 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 72,993 |