| Biggest Countries by Area | 0 | - | 4.99 | 1,041,210 |
| Northernmost Countries | 0 | - | 4.99 | 358,473 |
| Southernmost Countries of the World | 0 | - | 4.99 | 226,693 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,451 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,189 |
| Countries With the Most Languages | 0 | - | 4.90 | 200,189 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,065 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,267 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,462 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,041 |
| Tallest Countries North to South | 0 | - | 4.83 | 119,498 |
| Widest Countries East to West | 0 | - | 4.92 | 128,988 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,276 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,418 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,633 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 93,825 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 147,772 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,184 |
| Countries by Contribution to UN Budget | 0 | - | 4.89 | 76,015 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,632 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,437,277 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,193 |
| Landlocked Countries | 0 | - | 4.99 | 414,919 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,107 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,022,560 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.97 | 180,104 |
| Top Olive Oil Producing Countries | 0 | - | 4.91 | 81,278 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 143,776 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 124,177 |
| Countries with the Highest Life Expectancy | 0 | - | 4.89 | 207,390 |
| Countries with the Most Borders | 0 | - | 4.97 | 386,391 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,114 |
| Himalayan Countries | 0 | - | 4.95 | 135,820 |
| Andean Countries | 0 | - | 4.94 | 83,094 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,418 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,523 |
| Coffee Producing Countries | 0 | - | 4.81 | 66,119 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,776 |
| Danube Countries | 0 | - | 4.97 | 71,218 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,944 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,669 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,773 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,681 |
| European Landlocked Countries | 0 | - | 4.99 | 145,915 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,437 |
| Countries with the Most Species | 0 | - | 4.99 | 95,317 |
| Countries 197 to 205 | 0 | - | 4.89 | 69,580 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,249 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,422 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,036 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,686 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,048 |
| Countries in the Alps | 0 | - | 4.86 | 117,042 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 94,715 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 105,505 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,132 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,543 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,331 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.91 | 95,110 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 99,740 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 52,866 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,652 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,173 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,255 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,116 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,578 |
| Arctic Ocean Countries | 0 | - | 4.95 | 78,852 |
| Countries with the Most Grassland | 0 | - | 4.93 | 76,858 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,355 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,761 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,332 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 44,972 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 240,013 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,074 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,697 |
| Largest Countries By Category | 0 | - | 4.97 | 156,964 |
| Countries by Countries | 0 | - | 4.96 | 62,402 |
| Country Flags with the Most White | 0 | - | 4.87 | 137,591 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,008 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 87,902 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,727,266 |
| Countries that Produce the Most Palm Oil | 0 | - | 4.81 | 17,968 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,701 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,308 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,339 |
| Coldest Countries | 0 | - | 4.97 | 137,389 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,317 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 71,755 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 103,260 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 90,209 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,414 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,460 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 372,578 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 402,512 |
| Island Countries | 0 | - | 4.99 | 708,125 |
| Countries of South America | 0 | - | 5.00 | 917,064 |
| Countries of Oceania | 0 | - | 5.00 | 1,043,214 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,852,788 |
| "Land" Countries | 0 | - | 4.98 | 333,992 |
| Lowest Fertility Countries | 0 | - | 4.41 | 97,380 |
| Countries with the Highest Obesity Rate | 0 | - | 4.45 | 189,118 |
| Top 10 Diamond Producing Countries | 0 | - | 4.47 | 33,130 |
| Countries with the Longest Perimeter | 0 | - | 4.74 | 88,784 |
| Recipients of U.S. Foreign Aid | 0 | - | 4.42 | 32,334 |
| Poorest Countries with Exceptions | 0 | - | 4.74 | 130,964 |
| Most Densely Populated Countries with Exceptions | 0 | - | 4.53 | 46,331 |
| Countries with the Most Area in the Tropics | 0 | - | 4.42 | 44,927 |
| Most Fragile Countries not in Africa | 0 | - | 4.45 | 63,036 |
| Countries by Wealth per Capita | 0 | - | 4.68 | 78,835 |
| Countries with the Most People in Extreme Poverty | 0 | - | 4.47 | 102,331 |
| Countries with the Lowest Murder Rate | 0 | - | 4.63 | 77,175 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,365,823 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,782 |
| Countries with Megacities | 0 | - | 4.99 | 247,924 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,662 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,283 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,046 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,234 |
| Countries by Official Language | 0 | - | 4.95 | 193,052 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 293,532 |
| Countries in their Native Language | 0 | - | 4.99 | 196,901 |
| Independence from Whom | 0 | - | 4.99 | 210,031 |
| Subdivisions by Country | 0 | - | 4.86 | 50,121 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,987 |
| Megadiverse Countries | 0 | - | 4.97 | 134,014 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 130,063 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 54,984 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,497 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,893 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 161,824 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,093 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,270 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,341 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,275 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,775 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,822 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,483 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,590 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,568 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 74,763 |
| Most Dispersed Island Nations | 0 | - | 4.96 | 71,102 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 108,981 |
| World Map Quiz | 0 | - | 4.81 | 63,713 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 153,409 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,509 |
| Countries with Double Letters | 0 | - | 4.97 | 93,627 |
| Countries that End in N | 0 | - | 4.94 | 157,093 |
| Countries with Five Letters Quiz | 0 | - | 4.96 | 258,954 |
| Countries with Six Letters | 0 | - | 4.93 | 210,618 |
| Countries with W | 0 | - | 4.97 | 158,388 |
| Countries with Z | 0 | - | 4.98 | 288,166 |
| Countries with Letters Missing | 0 | - | 4.97 | 184,714 |
| Countries That End in U | 0 | - | 4.95 | 119,595 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 132,826 |
| Countries that End in O | 0 | - | 4.92 | 158,632 |
| Countries that End in R | 0 | - | 4.87 | 118,355 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 154,916 |
| Countries Ending in "IA" | 0 | - | 4.99 | 207,351 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,499 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,614 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,160 |
| Countries That End in Y | 0 | - | 4.90 | 185,271 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 196,566 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 151,857 |
| Countries that End in I | 0 | - | 4.94 | 134,521 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,408 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,279 |
| Countries That End in NIA | 0 | - | 4.92 | 109,095 |
| Countries That End in BIA | 0 | - | 4.92 | 147,827 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,214 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,607 |
| Countries That End in RIA | 0 | - | 4.93 | 126,179 |
| Most Common Words in Official Country Names | 0 | - | 4.85 | 110,142 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 225,619 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 132,639 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 124,996 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 90,518 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,008 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,255 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 102,765 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 124,653 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 48,875 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 52,956 |
| Countries that End in L | 0 | - | 4.94 | 156,137 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 211,924 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,017 |
| City to Country Quiz #1 | 0 | - | 4.97 | 155,602 |
| City to Country Quiz #3 | 0 | - | 4.88 | 118,419 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 78,502 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 247,841 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 199,574 |
| Five Least Populated Countries by Continent | 0 | - | 4.96 | 141,347 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 162,605 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 223,964 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 151,883 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 70,793 |
| Top 15 Countries that Produce the Most Tea | 0 | - | 4.81 | 108,229 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,452 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 62,400 |
| One Border Countries | 0 | - | 4.98 | 465,358 |
