| One Border Countries | 0 | - | 4.98 | 470,785 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,840,871 |
| Countries with the Most Borders | 0 | - | 4.97 | 389,707 |
| Countries by Borders #1 | 0 | - | 5.00 | 194,823 |
| Countries with the Longest Total Borders | 0 | - | 4.99 | 313,484 |
| Longest Border by Country #1 | 0 | - | 4.99 | 146,563 |
| Largest Countries with No Borders | 0 | - | 4.97 | 221,960 |
| Countries with Two Borders | 0 | - | 4.99 | 150,212 |
| Countries by Borders #2 | 0 | - | 4.96 | 136,641 |
| Landlocked Countries that Border Each Other | 0 | - | 5.00 | 141,327 |
| Big Countries Bordering Small Countries | 0 | - | 4.99 | 131,568 |
| Largest Countries Bordering Each Other | 0 | - | 4.99 | 115,654 |
| Biggest Countries Bordering the Pacific Ocean | 0 | - | 4.92 | 93,785 |
| Countries by Borders #3 | 0 | - | 4.98 | 98,268 |
| Bordering Countries Forming Words #1 | 0 | - | 4.92 | 75,823 |
| Bordering Countries Forming Words #2 | 0 | - | 4.97 | 32,815 |
| Longest Border by Country #2 | 0 | - | 4.95 | 121,352 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,791 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,976 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,370 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,508 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,649 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 104,208 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 139,941 |
| Bordering Countries by HDI Difference | 0 | - | 4.89 | 52,058 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 82,542 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 154,454 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 107,510 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,648 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,708,425 |
| Landlocked Countries | 0 | - | 4.99 | 423,539 |
| Smallest Countries Bordering Each Other | 0 | - | 4.61 | 93,010 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,790,020 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,228 |
| Himalayan Countries | 0 | - | 4.94 | 139,414 |
| Andean Countries | 0 | - | 4.94 | 84,984 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,196 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,367 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,757 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,076 |
| Danube Countries | 0 | - | 4.97 | 72,182 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,264 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 86,591 |
| Countries with the Worst Passports | 0 | - | 4.93 | 84,646 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 150,152 |
| European Landlocked Countries | 0 | - | 4.99 | 147,337 |
| Partially Recognized Countries | 0 | - | 4.98 | 106,919 |
| Countries with the Most Species | 0 | - | 4.99 | 103,393 |
| Countries 197 to 205 | 0 | - | 4.90 | 71,065 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,669 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,779 |
| Countries that Use the Peso | 0 | - | 4.89 | 59,661 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 73,418 |
| Countries with a AAA Credit Rating | 0 | - | 4.86 | 57,822 |
| Countries in the Alps | 0 | - | 4.87 | 118,446 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 101,968 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 107,393 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,790 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 96,781 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 116,702 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 96,082 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,878 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,644 |
| Largest Country by Body of Water | 0 | - | 4.96 | 58,282 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,999 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,750 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,618 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 104,363 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,615 |
| Countries with the Most Grassland | 0 | - | 4.94 | 77,686 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 119,295 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 68,449 |
| Countries that Host the Most Refugees | 0 | - | 4.96 | 65,086 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 46,313 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 244,780 |
| World Countries - Blind Typing | 0 | - | 5.00 | 108,578 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 48,358 |
| Largest Countries By Category | 0 | - | 4.97 | 158,506 |
| Countries by Countries | 0 | - | 4.96 | 63,417 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,339 |
| Country Flags With Only Two Colors | 0 | - | 4.91 | 88,863 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,971 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 376,014 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 408,361 |
| Island Countries | 0 | - | 4.99 | 711,631 |
| Biggest Countries by Area | 0 | - | 5.00 | 1,051,991 |
| Northernmost Countries | 0 | - | 4.99 | 362,855 |
| Countries of South America | 0 | - | 5.00 | 929,583 |
| Countries of Oceania | 0 | - | 5.00 | 1,059,685 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,882,350 |
| "Land" Countries | 0 | - | 4.98 | 337,791 |
| Which Country Does Not Border... | 0 | - | 4.78 | 93,809 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,387,746 |
| Bordering Countries by Clue #1 | 0 | - | 4.97 | 83,221 |
| Bordering Countries by Clue #2 | 0 | - | 4.95 | 87,557 |
| Walking Across Borders with Hints #1 | 0 | - | 4.94 | 109,167 |
| Countries Bordering Two or More Oceans | 0 | - | 4.22 | 123,223 |
| Borders of One Border Countries | 0 | - | 4.14 | 86,370 |
| Random Countries by Borders | 0 | - | 4.99 | 82,821 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,369 |
| Countries with Megacities | 0 | - | 4.99 | 265,681 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,160 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,718 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,432 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,794 |
| Countries by Official Language | 0 | - | 4.95 | 195,574 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 296,843 |
| Countries in their Native Language | 0 | - | 4.99 | 199,357 |
| Independence from Whom | 0 | - | 4.99 | 212,484 |
| Subdivisions by Country | 0 | - | 4.87 | 50,515 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,020 |
| Megadiverse Countries | 0 | - | 4.96 | 135,137 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 132,372 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,442 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 126,327 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 75,155 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 163,331 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,679 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,688 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,732 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 45,200 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,031 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,992 |
| Countries Furthest from the United States | 0 | - | 4.94 | 89,305 |
| Countries with the Highest HDI | 0 | - | 4.95 | 137,041 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,464 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,585 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 111,718 |
| Southernmost Countries of the World | 0 | - | 4.99 | 228,534 |
| Countries by Inland Surface Water | 0 | - | 4.93 | 105,570 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 123,248 |
| Countries With the Most Languages | 0 | - | 4.90 | 202,840 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 111,137 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 94,259 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 99,486 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,548 |
| Tallest Countries North to South | 0 | - | 4.83 | 126,259 |
| Widest Countries East to West | 0 | - | 4.92 | 130,024 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,505 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 186,977 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 98,424 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,893 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,777 |
| Countries with the Most Desert | 0 | - | 4.93 | 128,039 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,439 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.83 | 34,836 |
| Countries with Double Letters | 0 | - | 4.96 | 96,603 |
| Countries that End in N | 0 | - | 4.95 | 171,493 |
| Countries with Five Letters | 0 | - | 4.96 | 283,091 |
| Countries with Six Letters | 0 | - | 4.94 | 213,954 |
| Countries with W | 0 | - | 4.96 | 160,582 |
| Countries with Z | 0 | - | 4.98 | 291,870 |
| Countries with Letters Missing | 0 | - | 4.96 | 186,958 |
| Countries That End in U | 0 | - | 4.95 | 120,992 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 134,742 |
| Countries that End in O | 0 | - | 4.92 | 159,647 |
| Countries that End in R | 0 | - | 4.87 | 119,056 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,815 |
| Countries Ending in "IA" | 0 | - | 4.99 | 209,413 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 170,894 |
| Countries by Last Two Letters | 0 | - | 4.85 | 135,628 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 142,548 |
| Countries That End in Y | 0 | - | 4.91 | 185,977 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 198,147 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 153,042 |
| Countries that End in I | 0 | - | 4.94 | 135,198 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 184,336 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,916 |
| Countries That End in NIA | 0 | - | 4.92 | 109,889 |
| Countries That End in BIA | 0 | - | 4.93 | 149,369 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 167,294 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 119,582 |
| Countries That End in RIA | 0 | - | 4.93 | 126,925 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 111,179 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 228,006 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,921 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 126,358 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,898 |
| Add A Letter - Make a Country | 0 | - | 4.81 | 74,668 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 53,164 |
| Countries with a Unique Last Letter | 0 | - | 4.90 | 103,481 |
| Unique Starting Letter - Countries by Continent | 0 | - | 4.98 | 125,679 |
| Countries that are Free from U.S.A. | 0 | - | 4.89 | 49,532 |
| Countries Containing Two or More Words | 0 | - | 4.97 | 54,173 |
| Countries that End in L | 0 | - | 4.94 | 156,967 |
| "Stan" Countries Quiz | 0 | - | 4.97 | 216,538 |
| Countries Ending with "An", but not "Stan" | 0 | - | 4.98 | 85,302 |
| City to Country Quiz #1 | 0 | - | 4.97 | 156,133 |
| City to Country Quiz #3 | 0 | - | 4.88 | 119,062 |
| 45 European Countries, 45 Cities | 0 | - | 4.95 | 79,111 |
| Five Biggest Countries by Continent | 0 | - | 4.99 | 250,046 |
| Five Poorest Countries by Continent | 0 | - | 4.93 | 200,883 |
| Five Least Populated Countries by Continent | 0 | - | 4.95 | 143,279 |
| Five Smallest Countries by Continent | 0 | - | 4.98 | 164,027 |
| First Five Countries Alphabetically by Continent | 0 | - | 4.94 | 225,684 |
| Last Five Countries Alphabetically by Continent | 0 | - | 4.98 | 153,027 |
| Five Northernmost Capital Cities by Continent | 0 | - | 4.89 | 71,168 |
| Top 10 Countries in Nuclear Power Production | 0 | - | 4.95 | 86,751 |
| 10 Northernmost Countries That Start with S | 0 | - | 4.94 | 63,091 |
| World Map with 10 Random Extra Borders | 0 | - | 4.95 | 385,928 |
