| Biggest Countries by Area | 0 | - | 5.00 | 923,422 |
| Northernmost Countries | 0 | - | 4.99 | 325,036 |
| Southernmost Countries of the World | 0 | - | 4.99 | 205,130 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.90 | 106,918 |
| Countries With the Most Languages | 0 | - | 4.90 | 171,259 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.92 | 86,475 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.85 | 70,756 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 85,310 |
| Countries with the Most Domestic Camels | 0 | - | 4.92 | 53,197 |
| Tallest Countries North to South | 0 | - | 4.84 | 109,719 |
| Widest Countries East to West | 0 | - | 4.93 | 118,384 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 68,661 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 157,754 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 92,052 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.96 | 84,684 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 117,533 |
| Countries with the Most Desert | 0 | - | 4.92 | 104,415 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 66,230 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 31,809 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,300,534 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 347,222 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 316,518 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 108,112 |
| Countries of the World Quiz | 0 | - | 5.00 | 40,381,743 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.96 | 161,372 |
| Top Olive Oil Producing Countries | 0 | - | 4.93 | 75,007 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.87 | 133,476 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.96 | 101,735 |
| Countries with the Highest Life Expectancy | 0 | - | 4.89 | 195,367 |
| Countries with the Most Borders | 0 | - | 4.97 | 355,198 |
| Countries on the Equator | 0 | - | 4.82 | 131,773 |
| Members of the Arab League | 0 | - | 4.81 | 58,821 |
| Sahara Desert Countries | 0 | - | 4.97 | 124,900 |
| Himalayan Countries | 0 | - | 4.95 | 102,192 |
| Andean Countries | 0 | - | 4.90 | 56,757 |
| Countries with the Oldest Median Age | 0 | - | 4.85 | 57,580 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 48,492 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 101,787 |
| Coffee Producing Countries | 0 | - | 4.82 | 53,454 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 52,642 |
| Danube Countries | 0 | - | 4.97 | 56,322 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 91,342 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 64,554 |
| Countries with the Best Passports | 0 | - | 4.86 | 70,182 |
| Countries with the Worst Passports | 0 | - | 4.86 | 48,691 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 108,117 |
| European Landlocked Countries | 0 | - | 4.99 | 114,788 |
| Partially Recognized Countries | 0 | - | 4.98 | 88,642 |
| Countries with the Most Species | 0 | - | 4.99 | 89,054 |
| Countries 197 to 205 | 0 | - | 4.87 | 55,706 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,402 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 43,774 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 47,688 |
| Countries that Use the Peso | 0 | - | 4.81 | 46,061 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.87 | 58,413 |
| Countries with a AAA Credit Rating | 0 | - | 4.89 | 48,605 |
| Countries in the Alps | 0 | - | 4.82 | 101,567 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 84,511 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 85,575 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 71,066 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 77,628 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 93,259 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 86,791 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 88,968 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 45,695 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,021 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 54,075 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 68,839 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,301 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,373 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 94,865 |
| Arctic Ocean Countries | 0 | - | 4.93 | 71,429 |
| Countries with the Most Grassland | 0 | - | 4.93 | 68,894 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 96,363 |
| Countries with the Most Climate Zones | 0 | - | 4.97 | 60,892 |
| Countries that Host the Most Refugees | 0 | - | 4.93 | 52,883 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 192,103 |
| World Countries - Blind Typing | 0 | - | 5.00 | 71,081 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 41,899 |
| Largest Countries By Category | 0 | - | 4.96 | 143,727 |
| Countries by Countries | 0 | - | 4.96 | 53,968 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,008,797 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 77,191 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 203,826 |
| Countries with the Highest Population Density | 0 | - | 4.93 | 142,686 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 139,052 |
| Coldest Countries | 0 | - | 4.97 | 123,627 |
| Countries by Change in Carbon Dioxide Emissions | 0 | - | 4.92 | 47,769 |
| Countries by Airline Passengers | 0 | - | 4.91 | 48,780 |
| Countries with the Shortest Total Borders | 0 | - | 4.92 | 81,054 |
| Countries with the Most Nobel Prizes | 0 | - | 4.85 | 83,009 |
| Countries with the Least Precipitation | 0 | - | 4.89 | 67,591 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 338,174 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 351,111 |
| Island Countries Quiz | 0 | - | 4.99 | 637,526 |
| Countries of South America | 0 | - | 5.00 | 782,130 |
| Countries of Oceania | 0 | - | 5.00 | 879,978 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,101,162 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,547,886 |
| Lowest Fertility Countries | 0 | - | 4.42 | 77,603 |
| Countries with the Highest Obesity Rate | 0 | - | 4.43 | 177,198 |
| Countries Producing the Most Oranges | 0 | - | 4.70 | 44,278 |
| Countries with the Longest Perimeter | 0 | - | 4.79 | 71,300 |
| Poorest Countries with Exceptions | 0 | - | 4.63 | 96,648 |
| Most Densely Populated Countries with Exceptions | 0 | - | 4.56 | 44,591 |
| Countries with the Most Area in the Tropics | 0 | - | 4.44 | 43,320 |
| Most Fragile Countries not in Africa | 0 | - | 4.45 | 57,691 |
| Countries by Wealth per Capita | 0 | - | 4.58 | 56,897 |
| Countries with the Most People in Extreme Poverty | 0 | - | 4.50 | 76,774 |
| Countries with the Lowest Murder Rate | 0 | - | 4.64 | 68,918 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 123,922 |
| Countries with Megacities | 0 | - | 4.99 | 194,371 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 169,122 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 96,690 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 93,462 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 62,553 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 244,649 |
| Countries by Official Language | 0 | - | 4.95 | 153,275 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 246,187 |
| Countries in their Native Language | 0 | - | 4.98 | 176,782 |
| Independence from Whom | 0 | - | 4.99 | 182,641 |
| Subdivisions by Country | 0 | - | 4.82 | 46,136 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 111,678 |
| Megadiverse Countries | 0 | - | 4.96 | 124,628 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 89,736 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 105,905 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.82 | 47,079 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 129,645 |
| Most Recently-Settled Countries | 0 | - | 4.91 | 48,553 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 76,441 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 144,225 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 76,425 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 40,927 |
| Countries by Sports League Revenue | 0 | - | 4.87 | 42,721 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 100,734 |
| Countries Furthest from the United States | 0 | - | 4.94 | 71,272 |
| Countries with the Highest HDI | 0 | - | 4.95 | 130,455 |
| Straight Shot to the Arctic Circle | 0 | - | 4.92 | 67,839 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 64,662 |
| Smallest Countries with at Least One Border | 0 | - | 4.91 | 80,634 |
| Countries with Double Letters | 0 | - | 4.96 | 66,379 |
| Countries that End in N | 0 | - | 4.94 | 130,766 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 227,262 |
| Countries with Six Letters Quiz | 0 | - | 4.95 | 185,099 |
| Countries with W | 0 | - | 4.97 | 121,080 |
| Countries with Z | 0 | - | 4.98 | 241,722 |
| Countries with Letters Missing | 0 | - | 4.97 | 154,253 |
| Countries That End in U | 0 | - | 4.94 | 106,557 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.96 | 87,957 |
| Countries that End in O | 0 | - | 4.92 | 146,196 |
| Countries that End in R | 0 | - | 4.85 | 95,975 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 146,757 |
| Countries Ending in "IA" | 0 | - | 4.99 | 169,295 |
| Countries by First and Last Letter #1 | 0 | - | 4.98 | 154,720 |
| Countries by Last Two Letters | 0 | - | 4.90 | 115,460 |
| Countries by First and Last Letter #2 | 0 | - | 4.95 | 128,390 |
| Countries That End in Y | 0 | - | 4.90 | 160,719 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 159,459 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.91 | 119,659 |
| Countries that End in I | 0 | - | 4.92 | 114,090 |
| Countries Based on First Two Letters #2 | 0 | - | 4.98 | 148,253 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 87,729 |
| Countries That End in NIA | 0 | - | 4.93 | 100,228 |
| Countries That End in BIA | 0 | - | 4.91 | 125,206 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.93 | 152,252 |
| Countries Whose Names Start with Saint | 0 | - | 4.88 | 108,929 |
| Countries That End in RIA | 0 | - | 4.89 | 100,381 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 99,638 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 198,371 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 118,482 |
| Divided Country Name Puzzle #3 | 0 | - | 4.93 | 109,271 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 4.99 | 76,189 |
| Countries with a Unique Last Letter | 0 | - | 4.91 | 91,411 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 42,293 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 39,628 |
| Countries that End in L | 0 | - | 4.95 | 133,233 |
| "Land" Countries | 0 | - | 4.98 | 287,657 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 187,367 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.96 | 65,052 |
| City to Country Quiz #1 | 0 | - | 4.94 | 133,624 |
| City to Country Quiz #3 | 0 | - | 4.86 | 99,401 |
| 45 European Countries, 45 Cities | 0 | - | 4.94 | 71,014 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 205,958 |
| Five Poorest Countries by Continent | 0 | - | 4.94 | 156,804 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 115,579 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 131,472 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.92 | 191,809 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 139,852 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.88 | 65,375 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.83 | 91,464 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 81,822 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.93 | 55,320 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,030,036 |
| One Border Countries | 0 | - | 4.98 | 406,129 |
| Top 10 Diamond Producing Countries | 0 | - | 4.46 | 31,543 |
| Most Expensive Countries | 0 | - | 4.10 | 109,662 |
| Countries by Net Migration | 0 | - | 4.56 | 63,599 |
| Recipients of U.S. Foreign Aid | 0 | - | 4.41 | 29,509 |
| Countries with the Highest Elevation with Exceptions | 0 | - | 4.74 | 57,018 |
| Countries With One Word and Three A's | 0 | - | 4.83 | 30,125 |
