| Biggest Countries by Area | 0 | - | 5.00 | 1,052,932 |
| Northernmost Countries | 0 | - | 4.99 | 363,276 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,926 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,871 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,401 |
| Countries With the Most Languages | 0 | - | 4.90 | 203,142 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.96 | 111,254 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,381 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,575 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,607 |
| Tallest Countries North to South | 0 | - | 4.86 | 129,806 |
| Widest Countries East to West | 0 | - | 4.92 | 130,278 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,550 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 187,071 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,452 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,961 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,835 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,331 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,458 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,860 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,831 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,889 |
| Landlocked Countries | 0 | - | 4.99 | 424,190 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,490 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,760,061 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.97 | 181,086 |
| Top Olive Oil Producing Countries | 0 | - | 4.91 | 81,781 |
| Countries Producing the Most Oranges | 0 | - | 4.82 | 51,864 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 144,936 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 126,473 |
| Countries with the Highest Life Expectancy | 0 | - | 4.89 | 208,420 |
| Countries with the Most Borders | 0 | - | 4.97 | 389,992 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,496 |
| Himalayan Countries | 0 | - | 4.94 | 139,658 |
| Andean Countries | 0 | - | 4.94 | 85,125 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,311 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,551 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,880 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,168 |
| Danube Countries | 0 | - | 4.97 | 72,247 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 117,377 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,677 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,792 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,278 |
| European Landlocked Countries | 0 | - | 4.99 | 147,422 |
| Partially Recognized Countries | 0 | - | 4.98 | 107,033 |
| Countries with the Most Species | 0 | - | 4.99 | 103,451 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,170 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,696 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,809 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,723 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,451 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,873 |
| Countries in the Alps | 0 | - | 4.87 | 118,531 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 102,202 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,531 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,839 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,848 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,774 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,115 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,962 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,703 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,325 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 63,039 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,778 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,643 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,417 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,661 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,747 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,440 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,495 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,428 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,445 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 245,083 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,759 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,407 |
| Largest Countries By Category | 0 | - | 4.97 | 158,597 |
| Countries by Countries | 0 | - | 4.96 | 63,473 |
| Country Flags with the Most White | 0 | - | 4.85 | 139,050 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,357 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,951 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,794,450 |
| Countries that Produce the Most Palm Oil | 0 | - | 4.81 | 18,181 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,591 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,475 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,721 |
| Coldest Countries | 0 | - | 4.97 | 139,247 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,868 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 72,857 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 104,279 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 90,894 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,968 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,701 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,220 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,751 |
| Island Countries | 0 | - | 4.99 | 711,941 |
| Countries of South America | 0 | - | 5.00 | 930,475 |
| Countries of Oceania | 0 | - | 5.00 | 1,060,875 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,884,548 |
| "Land" Countries | 0 | - | 4.98 | 337,989 |
| Countries with the Highest Obesity Rate | 0 | - | 4.45 | 190,396 |
| Top 10 Diamond Producing Countries | 0 | - | 4.47 | 33,269 |
| Countries with the Longest Perimeter | 0 | - | 4.74 | 89,465 |
| Recipients of U.S. Foreign Aid | 0 | - | 4.42 | 32,550 |
| Poorest Countries with Exceptions | 0 | - | 4.74 | 131,821 |
| Most Densely Populated Countries with Exceptions | 0 | - | 4.53 | 46,468 |
| Countries with the Most Area in the Tropics | 0 | - | 4.42 | 45,096 |
| Most Fragile Countries not in Africa | 0 | - | 4.45 | 63,480 |
| Countries by Wealth per Capita | 0 | - | 4.68 | 79,495 |
| Countries with the Most People in Extreme Poverty | 0 | - | 4.47 | 103,097 |
| Countries with the Lowest Murder Rate | 0 | - | 4.62 | 77,912 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,389,964 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,663 |
| Countries with Megacities | 0 | - | 4.99 | 266,165 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,398 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,832 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,685 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,954 |
| Countries by Official Language | 0 | - | 4.95 | 195,728 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 297,233 |
| Countries in their Native Language | 0 | - | 4.99 | 199,498 |
| Independence from Whom | 0 | - | 4.99 | 212,684 |
| Subdivisions by Country | 0 | - | 4.87 | 50,549 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,164 |
| Megadiverse Countries | 0 | - | 4.96 | 135,173 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,675 |
| Countries Producing the Most Sugarcane | 0 | - | 4.94 | 55,469 |
| Countries with Multiple Big Islands | 0 | - | 4.92 | 126,367 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,172 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,411 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,730 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,849 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,488 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,765 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,216 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,141 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 108,287 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,358 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,077 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,496 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,614 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,940 |
| World Map Quiz | 0 | - | 4.81 | 65,410 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 158,462 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,554 |
| Countries with Double Letters | 0 | - | 4.96 | 96,755 |
| Countries that End in N | 0 | - | 4.95 | 171,642 |
| Countries with Five Letters | 0 | - | 4.96 | 283,335 |
| Countries with Six Letters | 0 | - | 4.94 | 214,099 |
| Countries with W | 0 | - | 4.96 | 160,709 |
| Countries with Z | 0 | - | 4.98 | 292,063 |
| Countries with Letters Missing | 0 | - | 4.96 | 187,063 |
| Countries That End in U | 0 | - | 4.95 | 121,058 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.97 | 134,864 |
| Countries that End in O | 0 | - | 4.92 | 159,705 |
| Countries that End in R | 0 | - | 4.87 | 119,098 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,847 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,540 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,976 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,690 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,612 |
| Countries That End in Y | 0 | - | 4.91 | 186,015 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 198,246 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,115 |
| Countries that End in I | 0 | - | 4.94 | 135,238 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,429 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,959 |
| Countries That End in NIA | 0 | - | 4.92 | 109,946 |
| Countries That End in BIA | 0 | - | 4.93 | 149,429 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,369 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,648 |
| Countries That End in RIA | 0 | - | 4.93 | 126,963 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 111,249 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 228,190 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,995 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,431 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,982 |
| Add A Letter - Make a Country | 0 | - | 4.81 | 74,721 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,220 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,503 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,751 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,567 |
| Countries with the Word "And" | 0 | - | 4.99 | 117,551 |
| Countries Containing Two or More Words | 0 | - | 4.96 | 54,253 |
| Countries that End in L | 0 | - | 4.94 | 157,014 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 216,881 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,313 |
| City to Country Quiz #1 | 0 | - | 4.97 | 156,174 |
| City to Country Quiz #3 | 0 | - | 4.88 | 119,109 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 79,151 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 250,170 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,969 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 143,326 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 164,095 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 225,787 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 153,091 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 71,186 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,769 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 63,148 |
| One Border Countries | 0 | - | 4.98 | 471,176 |
