| Countries of the World with a Borderless Map | 0 | - | 4.99 | 81,826 |
| Countries with the Most Borders | 0 | - | 4.97 | 387,590 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,441 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,076 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,589 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,884 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,065 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 103,611 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 139,397 |
| Bordering Countries by HDI Difference | 0 | - | 4.90 | 51,835 |
| Countries Bigger Than Their Neighbors | 0 | - | 4.93 | 153,747 |
| Smallest Countries with at Least One Border | 0 | - | 4.87 | 106,929 |
| One Border Countries | 0 | - | 4.98 | 467,187 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,255 |
| Bordering Countries by Clue #1 | 0 | - | 4.97 | 82,944 |
| Bordering Countries by Clue #2 | 0 | - | 4.95 | 87,183 |
| Walking Across Borders with Hints #1 | 0 | - | 4.95 | 108,441 |
| Walking Across Borders with Hints #2 | 0 | - | 4.97 | 87,161 |
| Random Countries by Borders | 0 | - | 4.99 | 82,195 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,610,733 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,265,244 |
| Countries of the World in 1900 | 0 | - | 4.89 | 84,408 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 194,521 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 150,176 |
| Countries by Borders #1 | 0 | - | 5.00 | 194,203 |
| Countries with the Longest Total Borders | 0 | - | 4.99 | 312,076 |
| Longest Border by Country #1 | 0 | - | 4.99 | 145,822 |
| Largest Countries with No Borders | 0 | - | 4.97 | 220,971 |
| Countries with Two Borders | 0 | - | 4.99 | 149,567 |
| Countries by Borders #2 | 0 | - | 4.96 | 136,142 |
| Landlocked Countries that Border Each Other | 0 | - | 5.00 | 140,817 |
| Big Countries Bordering Small Countries | 0 | - | 4.99 | 130,684 |
| Largest Countries Bordering Each Other | 0 | - | 4.99 | 115,124 |
| Biggest Countries Bordering the Pacific Ocean | 0 | - | 4.91 | 93,472 |
| Countries by Borders #3 | 0 | - | 4.98 | 97,909 |
| Bordering Countries Forming Words #1 | 0 | - | 4.92 | 75,694 |
| Bordering Countries Forming Words #2 | 0 | - | 4.97 | 32,698 |
| Longest Border by Country #2 | 0 | - | 4.95 | 120,936 |
| Longest Border by Country #3 | 0 | - | 4.99 | 79,396 |
| Landlocked Countries | 0 | - | 4.99 | 417,981 |
| Pixelated World Map | 0 | - | 5.00 | 143,056 |
| Countries of Europe in 1444 | 0 | - | 4.92 | 99,363 |
| Modern-Day Countries of the Inca Empire on a Map | 0 | - | 4.83 | 57,234 |
| Countries of Europe Quiz | 0 | - | 5.00 | 3,750,585 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,519 |
| Himalayan Countries | 0 | - | 4.94 | 137,008 |
| Andean Countries | 0 | - | 4.95 | 83,725 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,971 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,335 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,647 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,219 |
| Danube Countries | 0 | - | 4.97 | 71,560 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,405 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,972 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,467 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,522 |
| European Landlocked Countries | 0 | - | 4.99 | 146,650 |
| Partially Recognized Countries | 0 | - | 4.98 | 105,990 |
| Countries with the Most Species | 0 | - | 4.99 | 102,702 |
| Countries 197 to 205 | 0 | - | 4.89 | 70,127 |
| Tropic of Cancer Countries | 0 | - | 4.97 | 53,387 |
| Tropic of Capricorn Countries | 0 | - | 4.96 | 47,553 |
| Countries that Use the Peso | 0 | - | 4.88 | 59,245 |
| Countries with the Largest Exclusive Economic Zone | 0 | - | 4.90 | 72,909 |
| Countries with a AAA Credit Rating | 0 | - | 4.85 | 57,294 |
| Countries in the Alps | 0 | - | 4.86 | 117,537 |
| Top Five Importing Partners by Country | 0 | - | 4.97 | 95,034 |
| Countries, Capitals, Currencies and Official Languages | 0 | - | 5.00 | 106,183 |
| Biggest Import Partners By Country | 0 | - | 4.99 | 78,354 |
| Southernmost Countries by Continent | 0 | - | 4.98 | 95,884 |
| Northernmost Countries by Continent | 0 | - | 4.98 | 115,988 |
| Countries by Population Growth, 1970–Present | 0 | - | 4.92 | 95,380 |
| Five Biggest Countries by Latitude | 0 | - | 4.97 | 100,153 |
| Five Biggest Countries by Longitude | 0 | - | 4.91 | 53,106 |
| Largest Country by Body of Water | 0 | - | 4.96 | 57,911 |
| Countries with the Most Container Port Traffic | 0 | - | 4.92 | 62,469 |
| Bridge and Tunnel Borders | 0 | - | 4.96 | 53,430 |
| Countries with the Longest Road Networks Quiz | 0 | - | 4.90 | 41,288 |
| Countries that Touch the Prime Meridian or Equator | 0 | - | 4.88 | 103,849 |
| Arctic Ocean Countries | 0 | - | 4.95 | 79,113 |
| Countries with the Most Grassland | 0 | - | 4.93 | 77,137 |
| All Countries by Area : Four at a Time | 0 | - | 5.00 | 117,987 |
| Countries with the Most Climate Zones | 0 | - | 4.96 | 67,992 |
| Countries that Host the Most Refugees | 0 | - | 4.95 | 59,515 |
| Countries of the World by Similar Area in 90 Seconds | 0 | - | 4.95 | 45,400 |
| All Countries of the World by Area with Hints | 0 | - | 4.97 | 241,808 |
| World Countries - Blind Typing | 0 | - | 5.00 | 106,983 |
| Countries in Their Own Alphabet | 0 | - | 4.95 | 47,923 |
| Largest Countries By Category | 0 | - | 4.97 | 157,487 |
| Countries by Countries | 0 | - | 4.96 | 62,752 |
| Country Flags with the Most White | 0 | - | 4.87 | 138,069 |
| Countries With the Northernmost Southernmost Point | 0 | - | 4.96 | 62,129 |
| Countries with the Southernmost Northernmost Point | 0 | - | 4.87 | 47,450 |
| All Countries by Population With a Map | 0 | - | 4.98 | 108,200 |
| Six Degrees of Separation - Countries #1 | 0 | - | 4.96 | 98,560 |
| Country Flags With Only Two Colors | 0 | - | 4.92 | 88,235 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,108 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,338 |
| Countries with the Most Tourists Quiz | 0 | - | 4.92 | 404,601 |
| Island Countries | 0 | - | 4.99 | 709,342 |
| Biggest Countries by Area | 0 | - | 4.99 | 1,044,972 |
| Northernmost Countries | 0 | - | 4.99 | 360,044 |
| Countries of South America | 0 | - | 5.00 | 921,696 |
| Countries of Oceania | 0 | - | 5.00 | 1,049,490 |
| Countries of Asia Quiz | 0 | - | 5.00 | 1,863,394 |
| "Land" Countries | 0 | - | 4.98 | 335,554 |
| Which Country Does Not Border... | 0 | - | 4.78 | 93,369 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,047 |
| Countries of the World with an Empty Map | 0 | - | 5.00 | 3,373,558 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,852 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 68,557 |
| European Countries with One Border | 0 | - | 4.97 | 182,376 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,203 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,690 |
| Countries with Megacities | 0 | - | 4.99 | 249,798 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,520 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,789 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,857 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,777 |
| Countries by Official Language | 0 | - | 4.95 | 194,456 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,283 |
| Countries in their Native Language | 0 | - | 4.99 | 198,014 |
| Independence from Whom | 0 | - | 4.99 | 211,127 |
| Subdivisions by Country | 0 | - | 4.86 | 50,252 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,562 |
| Megadiverse Countries | 0 | - | 4.96 | 134,697 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,150 |
| Countries Producing the Most Sugarcane | 0 | - | 4.95 | 55,146 |
| Countries with Multiple Big Islands | 0 | - | 4.93 | 125,701 |
| Top 10 Wheat-Producing Countries | 0 | - | 4.89 | 74,989 |
| 15 Biggest Island Countries | 0 | - | 4.98 | 162,599 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,312 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,826 |
| Countries with Multiple Populous Islands | 0 | - | 4.89 | 95,447 |
| Countries in Relation to Cities #1 | 0 | - | 4.92 | 44,926 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,646 |
| Landmarks of Countries #1 | 0 | - | 4.88 | 107,661 |
| Countries Furthest from the United States | 0 | - | 4.94 | 88,885 |
| Countries with the Highest HDI | 0 | - | 4.95 | 136,727 |
| Straight Shot to the Arctic Circle | 0 | - | 4.88 | 75,051 |
| Most Dispersed Island Nations | 0 | - | 4.97 | 71,279 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,245 |
| Countries of the World in Alphabetical Order | 0 | - | 5.00 | 109,932 |
| World Map Quiz | 0 | - | 4.81 | 64,376 |
| Empty World Map without 20 Random Countries | 0 | - | 4.94 | 136,926 |
| Recognized, Non-Recognized Countries, and Territories of the World | 0 | - | 5.00 | 155,097 |
| Countries by Founding Story | 0 | - | 4.95 | 76,986 |
| Countries by Road Signs | 0 | - | 4.98 | 53,569 |
| Southernmost Countries of the World | 0 | - | 4.99 | 227,312 |
| Countries by Inland Surface Water | 0 | - | 4.94 | 104,825 |
| Top 20 Motor Vehicle Producing Countries | 0 | - | 4.91 | 122,547 |
| Countries With the Most Languages | 0 | - | 4.90 | 201,071 |
| Countries with the Highest Population Under Age 15 | 0 | - | 4.95 | 110,430 |
| Countries with the Highest Population 65 and Older | 0 | - | 4.90 | 93,601 |
| Countries with the Most Prisoners | 0 | - | 4.94 | 98,748 |
| Countries with the Most Domestic Camels | 0 | - | 4.94 | 61,214 |
| Tallest Countries North to South | 0 | - | 4.83 | 120,210 |
| Widest Countries East to West | 0 | - | 4.92 | 129,276 |
| Countries with the Highest Average Elevation | 0 | - | 4.98 | 71,366 |
| Largest Countries by Area or Population | 0 | - | 5.00 | 185,834 |
| Countries with the Most Area in the Southern Hemisphere | 0 | - | 4.99 | 97,968 |
| Most Populous Countries as a Percent of Their Continent | 0 | - | 4.97 | 94,445 |
| Largest Countries as a Percent of Continent | 0 | - | 4.97 | 148,121 |
| Countries with the Most Desert | 0 | - | 4.93 | 127,466 |
| Countries by Contribution to UN Budget | 0 | - | 4.87 | 77,193 |
| Countries with Most Nobel Laureates per Capita | 0 | - | 4.84 | 34,707 |
| Countries with Double Letters | 0 | - | 4.97 | 94,891 |
| Countries that End in N | 0 | - | 4.95 | 169,473 |
| Countries with Five Letters | 0 | - | 4.96 | 278,347 |
| Countries with Six Letters | 0 | - | 4.94 | 212,229 |
| Countries with W | 0 | - | 4.97 | 159,372 |
| Countries with Z | 0 | - | 4.98 | 289,580 |
| Countries with Letters Missing | 0 | - | 4.96 | 185,575 |
| Countries That End in U | 0 | - | 4.95 | 120,336 |
| Top 20 Longest One-Word Country Names | 0 | - | 4.98 | 133,587 |
| Countries that End in O | 0 | - | 4.92 | 159,135 |
| Countries that End in R | 0 | - | 4.87 | 118,674 |
| Country Names Created by Only 4 Letters | 0 | - | 4.99 | 155,462 |
| Countries Ending in "IA" | 0 | - | 4.99 | 208,165 |
| Countries by First and Last Letter #1 | 0 | - | 4.97 | 169,998 |
| Countries by Last Two Letters | 0 | - | 4.85 | 134,997 |
| Countries by First and Last Letter #2 | 0 | - | 4.96 | 141,586 |
| Countries That End in Y | 0 | - | 4.90 | 185,594 |
| Countries Based on First Two Letters #1 | 0 | - | 4.99 | 197,090 |
| Countries with Cardinal Directions in Their Names | 0 | - | 4.92 | 152,308 |
| Countries that End in I | 0 | - | 4.94 | 134,814 |
| Countries Based on First Two Letters #2 | 0 | - | 4.99 | 182,930 |
| Countries by Initial Letter and Length #1 | 0 | - | 4.98 | 95,526 |
| Countries That End in NIA | 0 | - | 4.92 | 109,447 |
| Countries That End in BIA | 0 | - | 4.93 | 148,749 |
| Countries by Initial Letter and Continent #1 | 0 | - | 4.94 | 166,614 |
| Countries Whose Names Start with Saint | 0 | - | 4.87 | 118,965 |
| Countries That End in RIA | 0 | - | 4.93 | 126,457 |
| Most Common Words in Official Country Names | 0 | - | 4.86 | 110,548 |
| Divided Country Name Puzzle #1 | 0 | - | 4.99 | 226,458 |
| Divided Country Name Puzzle #2 | 0 | - | 4.99 | 133,097 |
| Divided Country Name Puzzle #3 | 0 | - | 4.92 | 125,434 |
| Groups of Countries that Start with the Same 3 Letters | 0 | - | 5.00 | 91,003 |
| Add A Letter - Make a Country | 0 | - | 4.82 | 74,263 |
| Countries With One Word and Three A's | 0 | - | 4.92 | 52,590 |