| Countries with the Most Sheep | 0 | - | 4.92 | 103,105 |
| Megadiverse Countries | 0 | - | 4.96 | 134,790 |
| Countries with the Most Wolves | 0 | - | 4.92 | 107,895 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,357,215 |
| Natural Features of Countries #1 | 0 | - | 4.87 | 83,773 |
| Countries with Wild Tigers | 0 | - | 4.96 | 136,500 |
| Countries with Wild Penguins | 0 | - | 4.94 | 100,019 |
| Countries with Fjords | 0 | - | 4.94 | 100,808 |
| Countries with the Most Venomous Animal Species | 0 | - | 4.87 | 87,068 |
| Landlocked Countries | 0 | - | 4.99 | 419,265 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,758,852 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,747 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,489 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,593 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,541 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,128 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,040 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,449 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,069 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,014 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,859 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,139 |
| Top 10 Countries with the Most Spanish Speakers | 0 | - | 4.95 | 124,594 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,129 |
| Himalayan Countries | 0 | - | 4.95 | 137,550 |
| Andean Countries | 0 | - | 4.95 | 84,003 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,274 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,746 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,890 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,392 |
| Danube Countries | 0 | - | 4.97 | 71,701 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,610 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,095 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,708 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,785 |
| European Landlocked Countries | 0 | - | 4.99 | 146,812 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,175 |
| Countries with the Most Species | 0 | - | 4.99 | 102,949 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,327 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,438 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,598 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,331 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,007 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,394 |
| Countries in the Alps | 0 | - | 4.87 | 117,743 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,169 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,433 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,442 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,032 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,141 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,743 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,321 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,220 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,983 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,582 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,504 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,353 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,957 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,214 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,240 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,252 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,086 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,586 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,576 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,531 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,310 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,016 |
| Largest Countries By Category | 0 | - | 4.97 | 157,697 |
| Countries by Countries | 0 | - | 4.96 | 62,867 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,172 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,360 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,269 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,690 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,279 |
| Island Countries | 0 | - | 4.99 | 709,904 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,046,416 |
| Northernmost Countries | 0 | - | 4.99 | 360,621 |
| Countries of South America | 0 | - | 5.00 | 923,329 |
| Countries of Oceania | 0 | - | 5.00 | 1,051,689 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,867,364 |
| "Land" Countries | 0 | - | 4.98 | 335,874 |
| Countries with More Cows than People | 0 | - | 4.45 | 61,227 |
| Countries That Touch the Baltic Sea | 0 | - | 4.98 | 115,990 |
| North Sea Countries | 0 | - | 4.92 | 87,322 |
| Black Sea Countries | 0 | - | 4.87 | 60,581 |
| Countries That Touch the Red Sea | 0 | - | 4.90 | 65,332 |
| Caspian Sea Countries | 0 | - | 4.90 | 63,427 |
| Countries With No Rivers | 0 | - | 4.96 | 76,721 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,376,429 |
| Countries with the Shortest Coastlines | 0 | - | 4.89 | 67,197 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,354 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,692 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,723 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,328 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,827 |
| Countries With Two or More Bear Species | 0 | - | 4.90 | 22,723 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,122 |
| Countries with Megacities | 0 | - | 4.99 | 261,341 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,983 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,050 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,263 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,075 |
| Countries by Official Language | 0 | - | 4.95 | 194,694 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,618 |
| Countries in their Native Language | 0 | - | 4.99 | 198,245 |
| Independence from Whom | 0 | - | 4.99 | 211,397 |
| Subdivisions by Country | 0 | - | 4.86 | 50,299 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,775 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,586 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,204 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,766 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,027 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,743 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,400 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,025 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,861 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,506 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,000 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,059 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,735 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,008 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,801 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,169 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,339 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,287 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,065 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,580 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,967 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,683 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,424 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,557 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,710 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,859 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,291 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,318 |
| Widest Countries East to West | 0 | - | 4.92 | 129,407 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,388 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,990 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,006 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,540 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,261 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,579 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,249 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,732 |
| Countries with Double Letters | 0 | - | 4.97 | 95,146 |
| Countries that End in N | 0 | - | 4.95 | 170,101 |
| Countries with Five Letters | 0 | - | 4.96 | 280,553 |
| Countries with Six Letters | 0 | - | 4.94 | 212,548 |
| Countries with W | 0 | - | 4.97 | 159,549 |
| Countries with Z | 0 | - | 4.98 | 289,886 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,796 |
| Countries That End in U | 0 | - | 4.95 | 120,425 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,805 |
| Countries that End in O | 0 | - | 4.92 | 159,216 |
| Countries that End in R | 0 | - | 4.87 | 118,748 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,525 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,386 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,152 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,108 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,698 |
| Countries That End in Y | 0 | - | 4.91 | 185,657 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,282 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,466 |
| Countries that End in I | 0 | - | 4.94 | 134,887 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,138 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,593 |
| Countries That End in NIA | 0 | - | 4.92 | 109,534 |
| Countries That End in BIA | 0 | - | 4.93 | 148,869 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,760 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,092 |
| Countries That End in RIA | 0 | - | 4.93 | 126,559 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,664 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 226,788 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,278 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,644 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,174 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,348 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,706 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,271 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,161 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,213 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,571 |
| Countries that End in L | 0 | - | 4.94 | 156,562 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 214,153 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,159 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,856 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,739 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,797 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 248,843 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,226 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 142,666 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 163,166 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 224,655 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 152,607 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 70,964 |
| Five Countries with the Longest Coastline by Continent | 0 | - | 4.97 | 115,386 |
| Top 10 Countries with the Most Horses | 0 | - | 4.49 | 68,959 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,609 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,688 |
| Countries Farthest From the Sea | 0 | - | 4.98 | 74,638 |
