| Biggest Countries by Area | 0 | - | 5.00 | 942,092 |
| Northernmost Countries | 0 | - | 4.99 | 329,816 |
| Southernmost Countries of the World | 0 | - | 4.99 | 208,851 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 92,094 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.90 | 109,329 |
| Countries With the Most Languages | 0 | - | 4.91 | 176,194 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.93 | 88,305 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.86 | 72,595 |
| Countries with the Most Prisoners | 0 | - | 4.93 | 87,677 |
| Countries with the Most Domestic Camels | 0 | - | 4.93 | 54,710 |
| Tallest Countries North to South | 0 | - | 4.85 | 111,181 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 69,028 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 159,986 |
| Countries with the Longest Perimeter | 0 | - | 4.81 | 72,489 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 93,067 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 86,260 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 120,189 |
| Countries with the Most Desert | 0 | - | 4.92 | 105,862 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 66,678 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 32,287 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,322,439 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 352,111 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 330,904 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 110,010 |
| Countries of the World Quiz | 0 | - | 5.00 | 41,467,730 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.96 | 163,101 |
| Top Olive Oil Producing Countries | 0 | - | 4.93 | 76,108 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 135,559 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 105,189 |
| Countries with the Highest Life Expectancy | 0 | - | 4.89 | 197,593 |
| Countries with the Most Borders | 0 | - | 4.97 | 361,981 |
| Members of the Arab League | 0 | - | 4.85 | 64,970 |
| Sahara Desert Countries | 0 | - | 4.97 | 129,213 |
| Himalayan Countries | 0 | - | 4.94 | 107,177 |
| Andean Countries | 0 | - | 4.91 | 59,624 |
| Countries with the Oldest Median Age | 0 | - | 4.84 | 60,696 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 50,406 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 103,787 |
| Coffee Producing Countries | 0 | - | 4.82 | 54,617 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 53,929 |
| Danube Countries | 0 | - | 4.96 | 57,044 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 92,058 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 65,148 |
| Countries with the Best Passports | 0 | - | 4.87 | 72,206 |
| Countries with the Worst Passports | 0 | - | 4.88 | 50,058 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 110,348 |
| European Landlocked Countries | 0 | - | 4.99 | 136,702 |
| Partially Recognized Countries | 0 | - | 4.98 | 90,466 |
| Countries with the Most Species | 0 | - | 4.99 | 89,749 |
| Countries 197 to 205 | 0 | - | 4.87 | 56,961 |
| Tropic of Cancer Countries | 0 | - | 4.96 | 44,908 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 44,209 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 48,786 |
| Countries that Use the Peso | 0 | - | 4.82 | 46,719 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.88 | 58,981 |
| Countries with a AAA Credit Rating | 0 | - | 4.87 | 49,634 |
| Countries in the Alps | 0 | - | 4.84 | 103,442 |
| Top Five Importing Partners by Country | 0 | - | 4.98 | 86,057 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 88,623 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 72,036 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 79,104 |
| Northernmost Countries by Continent | 0 | - | 4.97 | 94,597 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 88,075 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 90,228 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 46,561 |
| Biggest Country by Body of Water | 0 | - | 4.96 | 45,570 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 55,161 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.88 | 69,915 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 48,867 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 36,904 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 96,278 |
| Arctic Ocean Countries | 0 | - | 4.93 | 72,427 |
| Countries with the Most Grassland | 0 | - | 4.94 | 70,009 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 99,680 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 61,737 |
| Countries that Host the Most Refugees | 0 | - | 4.94 | 53,820 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 200,116 |
| World Countries - Blind Typing | 0 | - | 5.00 | 74,427 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 42,649 |
| Largest Countries By Category | 0 | - | 4.97 | 145,930 |
| Countries by Countries | 0 | - | 4.96 | 55,264 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,136,078 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 59,039 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 79,104 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,202,066 |
| Countries that Produce the Most Palm Oil | 0 | - | 4.81 | 16,998 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 206,825 |
| Countries with the Highest Population Density | 0 | - | 4.93 | 144,984 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 147,402 |
| Coldest Countries | 0 | - | 4.97 | 125,697 |
| Countries by Change in Carbon Dioxide Emissions | 0 | - | 4.92 | 48,406 |
| Countries by Airline Passengers | 0 | - | 4.91 | 49,540 |
| Countries with the Shortest Total Borders | 0 | - | 4.93 | 94,440 |
| Countries with the Most Nobel Prizes | 0 | - | 4.86 | 84,203 |
| Countries with the Least Precipitation | 0 | - | 4.89 | 68,528 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 343,449 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 360,004 |
| Island Countries Quiz | 0 | - | 4.99 | 665,767 |
| Countries of South America | 0 | - | 5.00 | 804,097 |
| Countries of Oceania | 0 | - | 5.00 | 906,298 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,597,333 |
| Lowest Fertility Countries | 0 | - | 4.43 | 79,620 |
| Countries with the Highest Obesity Rate | 0 | - | 4.43 | 179,498 |
| Top 10 Diamond Producing Countries | 0 | - | 4.46 | 31,831 |
| Countries Producing the Most Oranges | 0 | - | 4.70 | 45,615 |
| Poorest Countries with Exceptions | 0 | - | 4.72 | 120,360 |
| Most Densely Populated Countries with Exceptions | 0 | - | 4.57 | 44,933 |
| Countries with the Most Area in the Tropics | 0 | - | 4.42 | 43,698 |
| Most Fragile Countries not in Africa | 0 | - | 4.45 | 58,779 |
| Countries by Wealth per Capita | 0 | - | 4.63 | 57,658 |
| Countries with the Most People in Extreme Poverty | 0 | - | 4.50 | 77,832 |
| Countries with the Lowest Murder Rate | 0 | - | 4.66 | 70,601 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 127,964 |
| Countries with Megacities | 0 | - | 4.99 | 200,293 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 173,824 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 99,201 |
| Countries With More than 200 Million People | 0 | - | 4.94 | 97,329 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 65,193 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 251,180 |
| Countries by Official Language | 0 | - | 4.96 | 174,437 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.92 | 251,696 |
| Countries in their Native Language | 0 | - | 4.98 | 179,589 |
| Independence from Whom | 0 | - | 4.99 | 187,926 |
| Subdivisions by Country | 0 | - | 4.82 | 46,744 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 114,842 |
| Megadiverse Countries | 0 | - | 4.96 | 126,261 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 92,741 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 107,250 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.82 | 47,676 |
| 15 Biggest Island Countries | 0 | - | 4.99 | 132,522 |
| Most Recently-Settled Countries | 0 | - | 4.92 | 49,601 |
| Countries of the World in 1938 Quiz | 0 | - | 4.96 | 79,016 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.95 | 145,769 |
| Countries with Multiple Populous Islands | 0 | - | 4.91 | 77,462 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 41,713 |
| Countries by Sports League Revenue | 0 | - | 4.89 | 44,618 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 102,022 |
| Countries Furthest from the United States | 0 | - | 4.94 | 72,671 |
| Countries with the Highest HDI | 0 | - | 4.95 | 131,199 |
| Straight Shot to the Arctic Circle | 0 | - | 4.92 | 69,107 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 65,741 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 84,841 |
| World Map Quiz | 0 | - | 4.91 | 50,697 |
| Smallest Countries with at Least One Border | 0 | - | 4.89 | 82,291 |
| Countries with Double Letters | 0 | - | 4.96 | 70,581 |
| Countries that End in N | 0 | - | 4.94 | 134,809 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 232,152 |
| Countries with Six Letters Quiz | 0 | - | 4.94 | 189,398 |
| Countries with W | 0 | - | 4.96 | 124,717 |
| Countries with Z | 0 | - | 4.98 | 260,225 |
| Countries with Letters Missing | 0 | - | 4.97 | 168,760 |
| Countries That End in U | 0 | - | 4.95 | 108,695 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 91,375 |
| Countries that End in O | 0 | - | 4.92 | 148,148 |
| Countries that End in R | 0 | - | 4.84 | 97,025 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 147,792 |
| Countries Ending in "IA" | 0 | - | 4.99 | 173,044 |
| Countries by First and Last Letter #1 | 0 | - | 4.98 | 157,120 |
| Countries by Last Two Letters | 0 | - | 4.90 | 117,272 |
| Countries by First and Last Letter #2 | 0 | - | 4.94 | 130,213 |
| Countries That End in Y | 0 | - | 4.90 | 162,108 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 162,284 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.91 | 121,904 |
| Countries that End in I | 0 | - | 4.92 | 114,960 |
| Countries Based on First Two Letters #2 | 0 | - | 4.98 | 150,810 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 89,068 |
| Countries That End in NIA | 0 | - | 4.93 | 101,484 |
| Countries That End in BIA | 0 | - | 4.91 | 126,900 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 154,549 |
| Countries Whose Names Start with Saint | 0 | - | 4.88 | 110,535 |
| Countries That End in RIA | 0 | - | 4.90 | 101,586 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 101,265 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 203,340 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 120,951 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 112,020 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 4.99 | 78,616 |
| Countries with a Unique Last Letter | 0 | - | 4.91 | 93,406 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 97,645 |
| Countries that are Free from U.S.A. | 0 | - | 4.90 | 43,381 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 41,839 |
| Countries that End in L | 0 | - | 4.95 | 135,391 |
| "Land" Countries | 0 | - | 4.98 | 291,526 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 190,654 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.96 | 65,328 |
| City to Country Quiz #1 | 0 | - | 4.94 | 134,950 |
| City to Country Quiz #3 | 0 | - | 4.87 | 100,743 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 72,252 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 210,093 |
| Five Poorest Countries by Continent | 0 | - | 4.94 | 169,258 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 117,330 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 134,220 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.93 | 195,494 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 141,800 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 66,354 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.84 | 102,942 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 82,941 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.93 | 57,062 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,098,419 |
| One Border Countries | 0 | - | 4.98 | 413,411 |
| Most Expensive Countries | 0 | - | 4.10 | 110,412 |
