| Biggest Countries by Area | 0 | - | 5.00 | 1,051,984 |
| Northernmost Countries | 0 | - | 4.99 | 362,853 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,532 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,569 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,246 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,839 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 111,136 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,258 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,485 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,548 |
| Tallest Countries North to South | 0 | - | 4.83 | 126,201 |
| Widest Countries East to West | 0 | - | 4.92 | 130,020 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,504 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,977 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,424 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,893 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,777 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,038 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,439 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,836 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,450,782 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,600 |
| Landlocked Countries | 0 | - | 4.99 | 423,534 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,389 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,708,226 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.97 | 181,000 |
| Top Olive Oil Producing Countries | 0 | - | 4.91 | 81,750 |
| Countries Producing the Most Oranges | 0 | - | 4.81 | 51,806 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 144,861 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 126,317 |
| Countries with the Highest Life Expectancy | 0 | - | 4.89 | 208,338 |
| Countries with the Most Borders | 0 | - | 4.97 | 389,706 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,228 |
| Himalayan Countries | 0 | - | 4.94 | 139,413 |
| Andean Countries | 0 | - | 4.94 | 84,983 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,196 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,367 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,757 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,076 |
| Danube Countries | 0 | - | 4.97 | 72,181 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,264 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,591 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,646 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,152 |
| European Landlocked Countries | 0 | - | 4.99 | 147,336 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,919 |
| Countries with the Most Species | 0 | - | 4.99 | 103,393 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,065 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,669 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,779 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,659 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,418 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,822 |
| Countries in the Alps | 0 | - | 4.87 | 118,446 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,966 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,392 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,789 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,780 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,700 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,082 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,878 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,644 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,282 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,999 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,750 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,618 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,363 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,615 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,686 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,292 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,449 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,080 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,312 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,777 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,577 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,358 |
| Largest Countries By Category | 0 | - | 4.97 | 158,506 |
| Countries by Countries | 0 | - | 4.96 | 63,417 |
| Country Flags with the Most White | 0 | - | 4.85 | 138,949 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,339 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,863 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,789,992 |
| Countries that Produce the Most Palm Oil | 0 | - | 4.81 | 18,174 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,483 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,393 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,600 |
| Coldest Countries | 0 | - | 4.97 | 138,882 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,836 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 72,771 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 104,208 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 90,729 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,919 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,970 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,012 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,359 |
| Island Countries | 0 | - | 4.99 | 711,630 |
| Countries of South America | 0 | - | 5.00 | 929,583 |
| Countries of Oceania | 0 | - | 5.00 | 1,059,679 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,882,346 |
| "Land" Countries | 0 | - | 4.98 | 337,788 |
| Countries with the Highest Obesity Rate | 0 | - | 4.45 | 190,325 |
| Top 10 Diamond Producing Countries | 0 | - | 4.47 | 33,262 |
| Countries with the Longest Perimeter | 0 | - | 4.74 | 89,422 |
| Recipients of U.S. Foreign Aid | 0 | - | 4.42 | 32,532 |
| Poorest Countries with Exceptions | 0 | - | 4.74 | 131,769 |
| Most Densely Populated Countries with Exceptions | 0 | - | 4.53 | 46,460 |
| Countries with the Most Area in the Tropics | 0 | - | 4.42 | 45,091 |
| Most Fragile Countries not in Africa | 0 | - | 4.45 | 63,446 |
| Countries by Wealth per Capita | 0 | - | 4.68 | 79,455 |
| Countries with the Most People in Extreme Poverty | 0 | - | 4.47 | 103,047 |
| Countries with the Lowest Murder Rate | 0 | - | 4.62 | 77,860 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,387,741 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,369 |
| Countries with Megacities | 0 | - | 4.99 | 265,680 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,160 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,718 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,431 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,794 |
| Countries by Official Language | 0 | - | 4.95 | 195,573 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,841 |
| Countries in their Native Language | 0 | - | 4.99 | 199,356 |
| Independence from Whom | 0 | - | 4.99 | 212,484 |
| Subdivisions by Country | 0 | - | 4.87 | 50,515 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,020 |
| Megadiverse Countries | 0 | - | 4.96 | 135,136 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,372 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,442 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,327 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,155 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,331 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,679 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,688 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,454 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,732 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,200 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,030 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,992 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,304 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,041 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,464 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,585 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,717 |
| World Map Quiz | 0 | - | 4.81 | 65,320 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 158,100 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,510 |
| Countries with Double Letters | 0 | - | 4.96 | 96,603 |
| Countries that End in N | 0 | - | 4.95 | 171,492 |
| Countries with Five Letters | 0 | - | 4.96 | 283,088 |
| Countries with Six Letters | 0 | - | 4.94 | 213,953 |
| Countries with W | 0 | - | 4.96 | 160,582 |
| Countries with Z | 0 | - | 4.98 | 291,868 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,957 |
| Countries That End in U | 0 | - | 4.95 | 120,992 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,742 |
| Countries that End in O | 0 | - | 4.92 | 159,646 |
| Countries that End in R | 0 | - | 4.87 | 119,056 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,815 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,413 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,894 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,628 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,547 |
| Countries That End in Y | 0 | - | 4.91 | 185,977 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 198,147 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,041 |
| Countries that End in I | 0 | - | 4.94 | 135,198 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,335 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,916 |
| Countries That End in NIA | 0 | - | 4.92 | 109,888 |
| Countries That End in BIA | 0 | - | 4.93 | 149,369 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,293 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,581 |
| Countries That End in RIA | 0 | - | 4.93 | 126,924 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 111,178 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 228,006 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,921 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,358 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,898 |
| Add A Letter - Make a Country | 0 | - | 4.81 | 74,667 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,164 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,481 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,679 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,532 |
| Countries with the Word "And" | 0 | - | 4.99 | 117,478 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 54,173 |
| Countries that End in L | 0 | - | 4.94 | 156,967 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 216,537 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,302 |
| City to Country Quiz #1 | 0 | - | 4.97 | 156,133 |
| City to Country Quiz #3 | 0 | - | 4.88 | 119,062 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 79,111 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 250,046 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,882 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 143,279 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 164,026 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 225,684 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 153,027 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 71,168 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,751 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 63,091 |
| One Border Countries | 0 | - | 4.98 | 470,781 |
