| Biggest Countries by Area | 0 | - | 5.00 | 1,024,003 |
| Northernmost Countries | 0 | - | 4.99 | 350,810 |
| Southernmost Countries of the World | 0 | - | 4.99 | 223,827 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 102,428 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 120,316 |
| Countries With the Most Languages | 0 | - | 4.89 | 196,206 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 108,390 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.89 | 91,809 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 97,011 |
| Countries with the Most Domestic Camels | 0 | - | 4.93 | 60,161 |
| Tallest Countries North to South | 0 | - | 4.83 | 118,281 |
| Widest Countries East to West | 0 | - | 4.92 | 127,550 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 70,899 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 183,726 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 96,871 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 92,759 |
| Largest Countries as a Percent of Continent | 0 | - | 4.98 | 146,156 |
| Countries with the Most Desert | 0 | - | 4.93 | 125,801 |
| Countries by Contribution to UN Budget | 0 | - | 4.85 | 68,743 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,414,816 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 372,230 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 402,821 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 119,307 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,014,545 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.97 | 178,532 |
| Top Olive Oil Producing Countries | 0 | - | 4.91 | 80,573 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 142,561 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 121,080 |
| Countries with the Highest Life Expectancy | 0 | - | 4.89 | 205,649 |
| Countries with the Most Borders | 0 | - | 4.97 | 380,335 |
| Sahara Desert Countries | 0 | - | 4.97 | 155,600 |
| Himalayan Countries | 0 | - | 4.95 | 131,013 |
| Andean Countries | 0 | - | 4.94 | 80,469 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 60,423 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 119,880 |
| Coffee Producing Countries | 0 | - | 4.81 | 63,877 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 62,915 |
| Danube Countries | 0 | - | 4.97 | 63,247 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 100,171 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 84,217 |
| Countries with the Worst Passports | 0 | - | 4.93 | 80,098 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 144,720 |
| European Landlocked Countries | 0 | - | 4.99 | 144,084 |
| Partially Recognized Countries | 0 | - | 4.98 | 102,974 |
| Countries with the Most Species | 0 | - | 4.99 | 94,206 |
| Countries 197 to 205 | 0 | - | 4.89 | 67,362 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 52,715 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 46,897 |
| Countries that Use the Peso | 0 | - | 4.87 | 58,098 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.89 | 71,694 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 55,871 |
| Countries in the Alps | 0 | - | 4.87 | 114,879 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 93,296 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 102,759 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 77,199 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 93,911 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 113,746 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.90 | 93,931 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 97,902 |
| Five Biggest Countries by Longitude | 0 | - | 4.90 | 51,794 |
| Largest Country by Body of Water | 0 | - | 4.96 | 49,523 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 60,955 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 52,597 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 40,406 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 102,374 |
| Arctic Ocean Countries | 0 | - | 4.95 | 77,786 |
| Countries with the Most Grassland | 0 | - | 4.93 | 75,727 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 114,349 |
| Countries with the Most Climate Zones | 0 | - | 4.95 | 66,674 |
| Countries that Host the Most Refugees | 0 | - | 4.94 | 58,443 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 42,837 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 233,389 |
| World Countries - Blind Typing | 0 | - | 5.00 | 102,157 |
| Countries in Their Own Alphabet | 0 | - | 4.96 | 46,782 |
| Largest Countries By Category | 0 | - | 4.97 | 154,836 |
| Countries by Countries | 0 | - | 4.96 | 60,974 |
| Country Flags with the Most White | 0 | - | 4.87 | 135,568 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 61,533 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 86,505 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,635,041 |
| Countries that Produce the Most Palm Oil | 0 | - | 4.82 | 17,751 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 219,153 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 162,547 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 167,256 |
| Coldest Countries | 0 | - | 4.97 | 135,761 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 63,350 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 68,956 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 101,574 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 89,178 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 81,600 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 368,373 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 394,430 |
| Island Countries Quiz | 0 | - | 4.99 | 702,902 |
| Countries of South America | 0 | - | 5.00 | 897,732 |
| Countries of Oceania | 0 | - | 5.00 | 1,018,744 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,808,136 |
| Lowest Fertility Countries | 0 | - | 4.41 | 96,675 |
| Countries with the Highest Obesity Rate | 0 | - | 4.45 | 187,552 |
| Top 10 Diamond Producing Countries | 0 | - | 4.46 | 32,908 |
| Countries with the Longest Perimeter | 0 | - | 4.74 | 87,967 |
| Recipients of U.S. Foreign Aid | 0 | - | 4.42 | 31,979 |
| Poorest Countries with Exceptions | 0 | - | 4.74 | 129,483 |
| Most Densely Populated Countries with Exceptions | 0 | - | 4.53 | 46,104 |
| Countries with the Most Area in the Tropics | 0 | - | 4.42 | 44,745 |
| Most Fragile Countries not in Africa | 0 | - | 4.45 | 62,416 |
| Countries by Wealth per Capita | 0 | - | 4.63 | 77,844 |
| Countries with the Most People in Extreme Poverty | 0 | - | 4.48 | 101,182 |
| Countries with the Lowest Murder Rate | 0 | - | 4.61 | 76,136 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,332,556 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 167,559 |
| Countries with Megacities | 0 | - | 4.99 | 230,652 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 193,691 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 110,041 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 132,465 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 77,682 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 314,030 |
| Countries by Official Language | 0 | - | 4.95 | 189,819 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 289,624 |
| Countries in their Native Language | 0 | - | 4.99 | 193,815 |
| Independence from Whom | 0 | - | 4.99 | 206,363 |
| Subdivisions by Country | 0 | - | 4.86 | 49,570 |
| Who Controlled These Colonies? | 0 | - | 4.89 | 128,262 |
| Megadiverse Countries | 0 | - | 4.97 | 132,990 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 127,537 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,376 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 123,811 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,471 |
| Most Desired Destinations for Potential Migrants | 0 | - | 4.86 | 50,031 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 159,404 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,174 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 90,918 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.94 | 151,969 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 94,230 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,312 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 72,994 |
| Landmarks of Countries #1 | 0 | - | 4.89 | 106,250 |
| Countries Furthest from the United States | 0 | - | 4.94 | 87,732 |
| Countries with the Highest HDI | 0 | - | 4.95 | 135,833 |
| Straight Shot to the Arctic Circle | 0 | - | 4.87 | 73,933 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 70,167 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 105,179 |
| World Map Quiz | 0 | - | 4.84 | 61,610 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 147,004 |
| Smallest Countries with at Least One Border | 0 | - | 4.89 | 104,712 |
| Countries with Double Letters | 0 | - | 4.96 | 89,663 |
| Countries that End in N | 0 | - | 4.93 | 152,786 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 254,351 |
| Countries with Six Letters Quiz | 0 | - | 4.93 | 206,872 |
| Countries with W | 0 | - | 4.97 | 155,163 |
| Countries with Z | 0 | - | 4.98 | 283,294 |
| Countries with Letters Missing | 0 | - | 4.97 | 181,732 |
| Countries That End in U | 0 | - | 4.95 | 117,707 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 106,000 |
| Countries that End in O | 0 | - | 4.92 | 157,049 |
| Countries that End in R | 0 | - | 4.84 | 101,662 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 153,997 |
| Countries Ending in "IA" | 0 | - | 4.99 | 204,340 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 167,495 |
| Countries by Last Two Letters | 0 | - | 4.87 | 133,236 |
| Countries by First and Last Letter #2 | 0 | - | 4.95 | 139,194 |
| Countries That End in Y | 0 | - | 4.91 | 184,127 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 194,292 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 149,904 |
| Countries that End in I | 0 | - | 4.93 | 118,863 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 180,062 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 94,272 |
| Countries That End in NIA | 0 | - | 4.92 | 107,875 |
| Countries That End in BIA | 0 | - | 4.92 | 146,256 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 164,308 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 117,203 |
| Countries That End in RIA | 0 | - | 4.92 | 124,891 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 108,663 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 222,015 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 130,774 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 122,995 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 88,599 |
| Add A Letter - Make a Country | 0 | - | 4.81 | 73,067 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 50,929 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 101,092 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.97 | 122,993 |
| Countries that are Free from U.S.A. | 0 | - | 4.87 | 48,009 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 51,132 |
| Countries that End in L | 0 | - | 4.94 | 154,383 |
| "Land" Countries | 0 | - | 4.98 | 304,130 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 203,774 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 84,598 |
| City to Country Quiz #1 | 0 | - | 4.97 | 153,751 |
| City to Country Quiz #3 | 0 | - | 4.88 | 107,713 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 77,421 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 224,940 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 196,864 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 124,404 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 160,264 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.93 | 220,535 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 149,854 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.88 | 69,941 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.83 | 107,255 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 85,741 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 61,246 |
| One Border Countries | 0 | - | 4.98 | 455,557 |
