| Biggest Countries by Area | 0 | - | 5.00 | 1,055,952 |
| Northernmost Countries | 0 | - | 4.99 | 364,508 |
| Southernmost Countries of the World | 0 | - | 4.99 | 229,472 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 106,212 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,683 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,873 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,535 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,645 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,837 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,757 |
| Tallest Countries North to South | 0 | - | 4.85 | 130,920 |
| Widest Countries East to West | 0 | - | 4.92 | 130,827 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,626 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,377 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,553 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 95,146 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 149,086 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,596 |
| Countries by Contribution to UN Budget | 0 | - | 4.88 | 77,529 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,918 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,455,759 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,896 |
| Landlocked Countries | 0 | - | 4.99 | 427,078 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,794 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,954,871 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.97 | 181,295 |
| Top Olive Oil Producing Countries | 0 | - | 4.91 | 81,920 |
| Countries Producing the Most Oranges | 0 | - | 4.82 | 52,037 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 145,421 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 127,059 |
| Countries with the Highest Life Expectancy | 0 | - | 4.89 | 208,694 |
| Countries with the Most Borders | 0 | - | 4.97 | 390,958 |
| Sahara Desert Countries | 0 | - | 4.98 | 166,836 |
| Himalayan Countries | 0 | - | 4.93 | 140,751 |
| Andean Countries | 0 | - | 4.94 | 85,760 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,882 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 127,440 |
| Coffee Producing Countries | 0 | - | 4.83 | 68,438 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,663 |
| Danube Countries | 0 | - | 4.97 | 72,524 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,766 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,957 |
| Countries with the Worst Passports | 0 | - | 4.93 | 85,402 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,876 |
| European Landlocked Countries | 0 | - | 4.99 | 147,720 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,509 |
| Countries with the Most Species | 0 | - | 4.99 | 103,634 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,610 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,805 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,942 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,909 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,666 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 58,118 |
| Countries in the Alps | 0 | - | 4.87 | 118,940 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,941 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 108,086 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 79,049 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 97,153 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 117,105 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,370 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 101,564 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,980 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,503 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,300 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,945 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.91 | 41,818 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,660 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,906 |
| Countries with the Most Grassland | 0 | - | 4.94 | 78,008 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 120,108 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,712 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 76,314 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,818 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 246,216 |
| World Countries - Blind Typing | 0 | - | 5.00 | 109,445 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,599 |
| Largest Countries By Category | 0 | - | 4.97 | 159,056 |
| Countries by Countries | 0 | - | 4.97 | 63,791 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,407 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,442 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 89,207 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,811,153 |
| Countries that Produce the Most Palm Oil | 0 | - | 4.81 | 18,214 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,986 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 165,787 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 171,092 |
| Coldest Countries | 0 | - | 4.97 | 139,511 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 65,034 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.95 | 73,114 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 104,548 |
| Countries with the Most Nobel Prizes | 0 | - | 4.86 | 91,085 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 83,099 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,426 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,993 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 410,244 |
| Island Countries | 0 | - | 4.99 | 712,936 |
| Countries of South America | 0 | - | 5.00 | 934,011 |
| Countries of Oceania | 0 | - | 5.00 | 1,065,139 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,892,361 |
| "Land" Countries | 0 | - | 4.98 | 338,917 |
| Countries with the Highest Obesity Rate | 0 | - | 4.45 | 190,635 |
| Top 10 Diamond Producing Countries | 0 | - | 4.47 | 33,309 |
| Countries with the Longest Perimeter | 0 | - | 4.74 | 89,603 |
| Recipients of U.S. Foreign Aid | 0 | - | 4.42 | 32,609 |
| Poorest Countries with Exceptions | 0 | - | 4.74 | 132,026 |
| Most Densely Populated Countries with Exceptions | 0 | - | 4.53 | 46,497 |
| Countries with the Most Area in the Tropics | 0 | - | 4.42 | 45,141 |
| Most Fragile Countries not in Africa | 0 | - | 4.45 | 63,570 |
| Countries by Wealth per Capita | 0 | - | 4.67 | 79,638 |
| Countries with the Most People in Extreme Poverty | 0 | - | 4.47 | 103,288 |
| Countries with the Lowest Murder Rate | 0 | - | 4.63 | 78,107 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,396,521 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,453 |
| Countries with Megacities | 0 | - | 4.99 | 267,742 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,105 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,311 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,438 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,413 |
| Countries by Official Language | 0 | - | 4.95 | 196,180 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,890 |
| Countries in their Native Language | 0 | - | 4.99 | 199,924 |
| Independence from Whom | 0 | - | 4.99 | 213,361 |
| Subdivisions by Country | 0 | - | 4.87 | 50,661 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,629 |
| Megadiverse Countries | 0 | - | 4.96 | 148,425 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 133,107 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,570 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,790 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,253 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 164,444 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,914 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,260 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,616 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 96,153 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,282 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,729 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 108,472 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,495 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,210 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,626 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,952 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 112,676 |
| World Map Quiz | 0 | - | 4.81 | 65,908 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 159,795 |
| Smallest Countries with at Least One Border | 0 | - | 4.88 | 107,786 |
| Countries with Double Letters | 0 | - | 4.96 | 97,562 |
| Countries that End in N | 0 | - | 4.95 | 172,578 |
| Countries with Five Letters | 0 | - | 4.96 | 284,560 |
| Countries with Six Letters | 0 | - | 4.94 | 214,898 |
| Countries with W | 0 | - | 4.96 | 161,277 |
| Countries with Z | 0 | - | 4.98 | 292,937 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,637 |
| Countries That End in U | 0 | - | 4.95 | 121,369 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 135,385 |
| Countries that End in O | 0 | - | 4.92 | 160,352 |
| Countries that End in R | 0 | - | 4.87 | 119,269 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 156,052 |
| Countries Ending in "IA" | 0 | - | 4.99 | 210,102 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 184,815 |
| Countries by Last Two Letters | 0 | - | 4.85 | 136,152 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 143,663 |
| Countries That End in Y | 0 | - | 4.91 | 186,161 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 199,182 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,396 |
| Countries that End in I | 0 | - | 4.94 | 135,411 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 185,199 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 96,135 |
| Countries That End in NIA | 0 | - | 4.92 | 110,145 |
| Countries That End in BIA | 0 | - | 4.93 | 149,717 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,911 |
| Countries Whose Names Start with Saint | 0 | - | 4.88 | 119,885 |
| Countries That End in RIA | 0 | - | 4.93 | 127,135 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 111,526 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 228,896 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 134,356 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,821 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 92,375 |
| Add A Letter - Make a Country | 0 | - | 4.81 | 74,904 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,436 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,596 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 126,033 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,724 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 54,579 |
| Countries that End in L | 0 | - | 4.94 | 157,232 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 218,498 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,374 |
| City to Country Quiz #1 | 0 | - | 4.96 | 157,870 |
| City to Country Quiz #3 | 0 | - | 4.88 | 120,148 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 79,531 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 250,624 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 201,284 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 143,511 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 164,394 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 226,166 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 153,310 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 71,291 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.81 | 108,968 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,871 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 63,347 |
| One Border Countries | 0 | - | 4.98 | 472,473 |
