| Biggest Countries by Area | 0 | - | 4.99 | 1,046,773 |
| Northernmost Countries | 0 | - | 4.99 | 360,785 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,638 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 105,007 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,726 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,532 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,601 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,746 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,888 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,305 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,340 |
| Widest Countries East to West | 0 | - | 4.92 | 129,430 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,401 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,035 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,019 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,568 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,301 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,619 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,268 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,738 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,444,254 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,963 |
| Landlocked Countries | 0 | - | 4.99 | 419,574 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,764 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,382,460 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.97 | 180,558 |
| Top Olive Oil Producing Countries | 0 | - | 4.91 | 81,528 |
| Countries Producing the Most Oranges | 0 | - | 4.81 | 51,488 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 144,524 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 125,276 |
| Countries with the Highest Life Expectancy | 0 | - | 4.89 | 207,873 |
| Countries with the Most Borders | 0 | - | 4.97 | 388,151 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,261 |
| Himalayan Countries | 0 | - | 4.95 | 137,706 |
| Andean Countries | 0 | - | 4.95 | 84,073 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 63,311 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,831 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,940 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,430 |
| Danube Countries | 0 | - | 4.97 | 71,728 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,651 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,123 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,766 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,841 |
| European Landlocked Countries | 0 | - | 4.99 | 146,848 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,217 |
| Countries with the Most Species | 0 | - | 4.99 | 102,990 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,378 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,452 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,612 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,357 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,031 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,424 |
| Countries in the Alps | 0 | - | 4.87 | 117,795 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,205 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,507 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,458 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,156 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,176 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,764 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,357 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,251 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,012 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,612 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,517 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,367 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,979 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,245 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,265 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 118,315 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,101 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,613 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,637 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 242,661 |
| World Countries - Blind Typing | 0 | - | 5.00 | 107,396 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,034 |
| Largest Countries By Category | 0 | - | 4.97 | 157,764 |
| Countries by Countries | 0 | - | 4.96 | 62,913 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,308 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,176 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,393 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,761,040 |
| Countries that Produce the Most Palm Oil | 0 | - | 4.81 | 18,091 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,844 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,857 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,003 |
| Coldest Countries | 0 | - | 4.97 | 138,369 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,600 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 72,293 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 103,756 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 90,486 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,649 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,546 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,770 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 405,532 |
| Island Countries | 0 | - | 4.99 | 710,037 |
| Countries of South America | 0 | - | 5.00 | 923,847 |
| Countries of Oceania | 0 | - | 5.00 | 1,052,374 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,868,657 |
| "Land" Countries | 0 | - | 4.98 | 335,951 |
| Countries with the Highest Obesity Rate | 0 | - | 4.45 | 189,610 |
| Top 10 Diamond Producing Countries | 0 | - | 4.47 | 33,201 |
| Countries with the Longest Perimeter | 0 | - | 4.74 | 89,118 |
| Recipients of U.S. Foreign Aid | 0 | - | 4.42 | 32,449 |
| Poorest Countries with Exceptions | 0 | - | 4.74 | 131,396 |
| Most Densely Populated Countries with Exceptions | 0 | - | 4.53 | 46,400 |
| Countries with the Most Area in the Tropics | 0 | - | 4.42 | 45,029 |
| Most Fragile Countries not in Africa | 0 | - | 4.45 | 63,238 |
| Countries by Wealth per Capita | 0 | - | 4.68 | 79,150 |
| Countries with the Most People in Extreme Poverty | 0 | - | 4.48 | 102,709 |
| Countries with the Lowest Murder Rate | 0 | - | 4.62 | 77,504 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,377,189 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,209 |
| Countries with Megacities | 0 | - | 4.99 | 262,108 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,060 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,094 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,358 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,130 |
| Countries by Official Language | 0 | - | 4.95 | 194,767 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,701 |
| Countries in their Native Language | 0 | - | 4.99 | 198,313 |
| Independence from Whom | 0 | - | 4.99 | 211,483 |
| Subdivisions by Country | 0 | - | 4.86 | 50,316 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,831 |
| Megadiverse Countries | 0 | - | 4.96 | 134,813 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,639 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,213 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,789 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,033 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,785 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,419 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,065 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,881 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,521 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,009 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,133 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,750 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,026 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,822 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,189 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,366 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 110,376 |
| World Map Quiz | 0 | - | 4.81 | 64,701 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,891 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,100 |
| Countries with Double Letters | 0 | - | 4.97 | 95,196 |
| Countries that End in N | 0 | - | 4.95 | 170,202 |
| Countries with Five Letters | 0 | - | 4.96 | 280,862 |
| Countries with Six Letters | 0 | - | 4.94 | 212,636 |
| Countries with W | 0 | - | 4.97 | 159,593 |
| Countries with Z | 0 | - | 4.98 | 290,100 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,834 |
| Countries That End in U | 0 | - | 4.95 | 120,447 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,853 |
| Countries that End in O | 0 | - | 4.92 | 159,236 |
| Countries that End in R | 0 | - | 4.87 | 118,759 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,538 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,449 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,196 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,137 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,738 |
| Countries That End in Y | 0 | - | 4.91 | 185,672 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,362 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,503 |
| Countries that End in I | 0 | - | 4.94 | 134,905 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 183,328 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,612 |
| Countries That End in NIA | 0 | - | 4.92 | 109,553 |
| Countries That End in BIA | 0 | - | 4.93 | 148,899 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,797 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,123 |
| Countries That End in RIA | 0 | - | 4.93 | 126,578 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,710 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 226,874 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,312 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,693 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,223 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,370 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,729 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,300 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,207 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,233 |
| Countries with the Word "And" | 0 | - | 4.99 | 116,907 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 53,625 |
| Countries that End in L | 0 | - | 4.94 | 156,583 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 214,320 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,165 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,871 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,767 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,814 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 248,909 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,270 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 142,708 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 163,212 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 224,702 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 152,633 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 70,982 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,614 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,709 |
| One Border Countries | 0 | - | 4.98 | 468,023 |
