| Countries by Partial Flag Images #1 | 0 | - | 4.96 | 145,933 |
| Countries by Partial Flag Images #3 | 0 | - | 4.98 | 117,005 |
| Flags with the Most Stars | 0 | - | 4.91 | 137,511 |
| Country Flags with the Southern Cross | 0 | - | 4.81 | 62,984 |
| Flags that are Red & White Only | 0 | - | 4.97 | 165,295 |
| Country Flags that are Red, White, and Blue Only | 0 | - | 4.92 | 147,000 |
| Flags of the Countries with Four Letters | 0 | - | 4.94 | 77,259 |
| Four Countries with Similar Flags #2 | 0 | - | 4.92 | 48,171 |
| Four Countries with Similar Flags #1 | 0 | - | 4.97 | 69,099 |
| Country Flags with the Most Red | 0 | - | 4.98 | 121,115 |
| Country Flags with the Most Blue | 0 | - | 4.89 | 93,086 |
| Country Flags with the Most Green | 0 | - | 4.96 | 100,155 |
| Country Flags with the Most Orange | 0 | - | 4.96 | 99,947 |
| Country Flags with the Most Yellow | 0 | - | 4.95 | 99,566 |
| Country Flags with the Most Black | 0 | - | 4.95 | 97,990 |
| Country Flags with the Most Stripes - Picture Quiz | 0 | - | 4.95 | 67,985 |
| Country Flags with the Most Colours A-Z | 0 | - | 4.95 | 50,393 |
| Countries by Partial Flag Images #2 | 0 | - | 4.97 | 99,917 |
| Countries by Partial Flag Images #4 | 0 | - | 4.91 | 81,269 |
| Countries by Partial Flag Images #5 | 0 | - | 4.98 | 66,480 |
| Countries by Partial Flag Images #6 | 0 | - | 4.89 | 45,554 |
| Countries by Partial Flag Images #7 | 0 | - | 4.88 | 32,501 |
| Countries With Blue and White Flags | 0 | - | 4.90 | 98,724 |
| Country Flags that are White, Red and Green Only | 0 | - | 4.86 | 36,158 |
| Country Flags With Blue Removed | 0 | - | 4.92 | 44,866 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,814 |
| Flags of Countries of the World in 1910 | 0 | - | 4.96 | 79,329 |
| Country Flags with Five Stars - Picture Quiz | 0 | - | 4.94 | 31,158 |
| 20 Random Country Flags | 0 | - | 4.99 | 617,054 |
| Countries by Bordering Flags #1 | 0 | - | 4.90 | 113,130 |
| Countries by Bordering Flags #2 | 0 | - | 4.86 | 83,458 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,253,691 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,201 |
| World Map without 12 Countries | 0 | - | 4.97 | 345,613 |
| Country Shapes Quiz #1 | 0 | - | 4.93 | 908,958 |
| Country Shapes Quiz #2 | 0 | - | 4.97 | 417,963 |
| Every Country Shape | 0 | - | 5.00 | 469,544 |
| Flags of Africa Quiz | 0 | - | 5.00 | 475,708 |
| Flags of North and South America | 0 | - | 4.99 | 375,852 |
| Former Flags | 0 | - | 4.97 | 108,306 |
| Countries by Road Signs | 0 | - | 4.98 | 54,225 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,796 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,647 |
| World Map without 12 Countries #2 | 0 | - | 4.98 | 174,256 |
| World Map without 12 Countries #3 | 0 | - | 4.98 | 139,099 |
| Category Elimination - Country Flags #1 | 0 | - | 4.96 | 143,268 |
| Country Shapes Quiz #3 | 0 | - | 4.90 | 296,850 |
| Country Shapes Quiz #4 | 0 | - | 4.94 | 226,430 |
| Country Shapes Quiz #5 | 0 | - | 4.93 | 164,904 |
| Recognize Countries by Tripoint Maps #1 | 0 | - | 4.99 | 39,354 |
| Recognize Countries by Tripoint Maps #2 | 0 | - | 4.98 | 33,496 |
| Country Shapes in the World Map #3 | 0 | - | 4.99 | 104,931 |
| Country Shapes in the World Map #2 | 0 | - | 4.99 | 111,948 |
| Country Shapes in the World Map #1 | 0 | - | 4.99 | 122,605 |
| Country Shapes in the World Map #4 | 0 | - | 4.98 | 108,743 |
| Country Shapes in the World Map #6 | 0 | - | 4.98 | 80,995 |
| Country Shapes in the World Map #7 | 0 | - | 4.99 | 58,511 |
| Country Shapes in the World Map #5 | 0 | - | 4.98 | 86,216 |
| Cartoon Versions of Countries | 0 | - | 4.99 | 95,616 |
| Five Most Guessed Country Flags by Continent | 0 | - | 4.98 | 54,653 |
| Flags of Oceania | 0 | - | 5.00 | 261,815 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,195 |
| Similar Flags #1 | 0 | - | 4.75 | 130,543 |
| Similar Flags #2 | 0 | - | 4.74 | 137,853 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,750,060 |
| Countries Connected in the World Map #2 | 0 | - | 4.97 | 81,016 |
| Countries Connected in the World Map #1 | 0 | - | 4.97 | 77,688 |
| Countries Connected in the World Map #3 | 0 | - | 4.97 | 76,937 |
| Countries in a Ring of the World Map | 0 | - | 4.99 | 155,369 |
| Countries in a Strip of the World Map | 0 | - | 4.99 | 74,002 |
| Countries in a Stewart of the World Map | 0 | - | 4.99 | 55,447 |
| Flags of the Countries that Start with C | 0 | - | 4.88 | 130,526 |
| Flags of the Countries that Start with I | 0 | - | 4.94 | 154,428 |
| Flags of the Countries that Start with B | 0 | - | 4.97 | 43,359 |
| Flags of the Countries that Start with A | 0 | - | 4.94 | 127,737 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,109 |
| World Map Without 20 Random Countries | 0 | - | 4.99 | 8,374,288 |
| Landlocked Countries | 0 | - | 4.99 | 424,069 |
| Countries with Four Letters - Shape Quiz | 0 | - | 4.97 | 101,814 |
| Countries in an Empty Ring of the World Map | 0 | - | 4.92 | 127,087 |
| Country Picture Puzzle Game #1 | 0 | - | 4.86 | 86,776 |
| One Border Countries - Shape Quiz | 0 | - | 4.84 | 65,109 |
| Merged Country Shapes Quiz #1 | 0 | - | 4.93 | 59,597 |
| Merged Country Shapes Quiz #2 | 0 | - | 4.92 | 60,397 |
| Merged Country Shapes Quiz #3 | 0 | - | 4.87 | 42,222 |
| Merged Countries #2 | 0 | - | 4.96 | 99,746 |
| Merged Countries #6 | 0 | - | 4.90 | 73,685 |
| Merged Countries #7 | 0 | - | 4.93 | 83,028 |
| Countries by Satellite Image #1 | 0 | - | 4.89 | 146,562 |
| Countries by Satellite Image #5 | 0 | - | 4.90 | 83,032 |
| Countries by Partial Satellite Image #3 | 0 | - | 4.83 | 49,165 |
| Pixelated World Map | 0 | - | 5.00 | 143,890 |
| Countries by Coat of Arms #1 | 0 | - | 4.92 | 72,966 |
| Countries by Coat of Arms #2 | 0 | - | 4.81 | 41,596 |
| World Coats of Arms | 0 | - | 4.99 | 64,938 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,793,537 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,442 |
| Himalayan Countries | 0 | - | 4.94 | 139,614 |
| Andean Countries | 0 | - | 4.94 | 85,102 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,291 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,523 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,859 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,152 |
| Danube Countries | 0 | - | 4.97 | 72,232 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,350 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,656 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,760 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,258 |
| European Landlocked Countries | 0 | - | 4.99 | 147,406 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,012 |
| Countries with the Most Species | 0 | - | 4.99 | 103,439 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,142 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,691 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,802 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,715 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,446 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,864 |
| Countries in the Alps | 0 | - | 4.87 | 118,512 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,154 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,496 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,825 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,830 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,761 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,106 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,952 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,695 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,317 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,030 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,770 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,638 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,404 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,647 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,739 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,417 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,488 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,360 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,424 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,010 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,721 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,397 |
| Largest Countries By Category | 0 | - | 4.97 | 158,577 |
| Countries by Countries | 0 | - | 4.96 | 63,460 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,033 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,355 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,629 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 99,225 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,929 |
| Random Countries on the World Map | 0 | - | 5.00 | 1,556,354 |
| Countries in a JetPunk Fish of the World Map | 0 | - | 4.99 | 60,573 |
| Countries in a Blue JetPunk Fish of the World Map | 0 | - | 4.92 | 72,269 |
| Random Country Shape to Country | 0 | - | 4.90 | 114,804 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,464 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,178 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,682 |
| Island Countries | 0 | - | 4.99 | 711,874 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,052,749 |
| Northernmost Countries | 0 | - | 4.99 | 363,209 |
| Countries of South America | 0 | - | 5.00 | 930,260 |
| Countries of Oceania | 0 | - | 5.00 | 1,060,623 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,884,080 |
| "Land" Countries | 0 | - | 4.98 | 337,949 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,389,359 |
| Countries in Random Rings of the World Map | 0 | - | 4.99 | 87,453 |
| Random Countries on the Borderless World Map | 0 | - | 4.99 | 185,296 |
| Countries in Squares of the World Map | 0 | - | 5.00 | 185,208 |
| Name a Valid Country Flag | 0 | - | 4.69 | 76,581 |
| Random Sequential Countries on the World Map | 0 | - | 5.00 | 525,010 |
| Countries in Random Squares of the World Map | 0 | - | 4.99 | 339,082 |
| World Map with Random Merged Countries | 0 | - | 4.99 | 1,726,640 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,507 |
| Countries with Megacities | 0 | - | 4.99 | 265,998 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,296 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,770 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,549 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,894 |
| Countries by Official Language | 0 | - | 4.95 | 195,686 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,184 |
| Countries in their Native Language | 0 | - | 4.99 | 199,462 |
| Independence from Whom | 0 | - | 4.99 | 212,643 |
| Subdivisions by Country | 0 | - | 4.87 | 50,543 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,138 |
| Megadiverse Countries | 0 | - | 4.96 | 135,165 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,488 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,464 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,360 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,168 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,395 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,716 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,819 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,478 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,756 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,213 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,123 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,279 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,344 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,070 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,486 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,612 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,899 |
| World Map Quiz | 0 | - | 4.81 | 65,399 |