| Olympic Host Countries | 0 | - | 4.98 | 161,789 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 126,879 |
| Countries by Sports League Revenue | 0 | - | 4.88 | 43,758 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 50,672 |
| Summer Olympic City Bids | 0 | - | 4.93 | 37,125 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 233,161 |
| Countries with the Fastest Marathoners | 0 | - | 4.50 | 85,742 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.46 | 77,470 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 193,387 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.66 | 84,397 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.82 | 31,340 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 125,750 |
| Countries with Megacities | 0 | - | 4.99 | 197,016 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 171,360 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 97,841 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 95,228 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 63,801 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 247,707 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,310,896 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 349,521 |
| Countries with the Most Winter Olympics Medals | 0 | - | 4.55 | 155,568 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.46 | 46,440 |
| Countries with Major League Baseball Players | 0 | - | 4.56 | 53,104 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 48,506 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.43 | 51,761 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.94 | 66,074 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 244,967 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 108,976 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 89,924 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.93 | 69,484 |
| Countries That Use the Euro | 0 | - | 4.92 | 62,912 |
| 10 Easternmost Countries in Europe | 0 | - | 4.85 | 92,161 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,097 |
| The Only European Country ... | 0 | - | 4.94 | 178,385 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 195,330 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 86,638 |
| Countries of Africa | 0 | - | 5.00 | 2,166,270 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 19,452 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.45 | 84,452 |
| Countries With the Most NBA Players | 0 | - | 4.45 | 81,387 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 61,335 |
| Countries that Export the Most Football Players | 0 | - | 4.39 | 48,244 |
| Countries of Europe by Population | 0 | - | 4.98 | 126,609 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 78,610 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 96,499 |
| Countries with the Most People Bordering Them | 0 | - | 4.95 | 75,212 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 205,191 |
| First Countries to Reach 5 Million People | 0 | - | 4.90 | 109,555 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.86 | 68,585 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 76,108 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.91 | 53,655 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.92 | 66,918 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,183,672 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 186,038 |
| Countries of the Middle East | 0 | - | 4.96 | 173,073 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 74,639 |
| Slavic Countries | 0 | - | 4.96 | 100,456 |
| African Island Countries | 0 | - | 4.96 | 89,295 |
| Straight Shot to Antarctica | 0 | - | 4.90 | 37,299 |
| Countries with the Highest Population Density | 0 | - | 4.93 | 143,727 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 144,681 |
| Countries of North America Quiz | 0 | - | 5.00 | 879,158 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 110,929 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 93,550 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 119,289 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 197,579 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 160,455 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 125,582 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 107,002 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 132,238 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 138,348 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 104,636 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 130,803 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 88,671 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 96,520 |
| Boundary Waters | 0 | - | 4.93 | 81,090 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 74,707 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 205,169 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 160,830 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 157,301 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.91 | 80,819 |
| Countries by Population Decrease | 0 | - | 4.43 | 46,531 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.90 | 84,720 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 145,843 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.55 | 49,456 |
| Most Populous Countries in 1900 | 0 | - | 4.92 | 161,967 |
| Winter Olympics Hosts Quiz | 0 | - | 4.37 | 72,725 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.90 | 206,899 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 102,045 |
| Asian Countries with the Shortest Names | 0 | - | 4.98 | 121,555 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 100,797 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 85,081 |
| Monarchies of Europe | 0 | - | 4.88 | 86,967 |
| Monarchies of Asia | 0 | - | 4.95 | 53,975 |
| Athletes by Country Quiz #1 | 0 | - | 4.34 | 44,084 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 111,500 |
| Countries that Start with A | 0 | - | 4.98 | 1,943,096 |
| Countries that Start with B | 0 | - | 4.95 | 2,081,687 |
| Countries that Start with C | 0 | - | 4.96 | 1,646,378 |
| Countries that Start with D | 0 | - | 4.96 | 593,007 |
| Countries that Start with E | 0 | - | 4.95 | 1,231,948 |
| Countries that Start with G | 0 | - | 4.97 | 1,351,355 |
| Countries that Start with H | 0 | - | 4.95 | 505,717 |
| Countries that Start with I | 0 | - | 4.92 | 1,161,609 |
| Countries that Start with J | 0 | - | 4.98 | 508,874 |
| Countries that Start with K | 0 | - | 4.96 | 712,834 |
| Countries that Start with L | 0 | - | 4.98 | 971,354 |
| Countries that Start with N | 0 | - | 4.92 | 997,856 |
| Countries that Start with P | 0 | - | 4.95 | 1,100,534 |
| Countries that Start with S | 0 | - | 4.98 | 1,604,304 |
| Countries that Start with T | 0 | - | 4.89 | 909,994 |
| Countries that Start with U | 0 | - | 4.96 | 821,428 |
| Countries that Start with V | 0 | - | 4.98 | 549,982 |
| Countries that Start with F | 0 | - | 4.83 | 537,187 |
| Countries that Start with M | 0 | - | 4.97 | 1,253,770 |
| The Only African Country ... | 0 | - | 4.98 | 105,163 |
| The Only American Country ... | 0 | - | 4.94 | 109,643 |
| African Countries by a Single Clue | 0 | - | 4.91 | 63,460 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.94 | 25,152 |
| African Diaspora - Top 10 Countries | 0 | - | 4.91 | 65,905 |
| European Diaspora - Top 11 Countries | 0 | - | 4.91 | 83,812 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.81 | 37,534 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 120,753 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 91,342 |
| European Countries with One Border | 0 | - | 4.96 | 150,480 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 144,387 |
| Asian Countries with the Fewest Borders | 0 | - | 4.82 | 88,283 |
| Countries Closest to Africa | 0 | - | 4.95 | 145,166 |
| Countries of the World Quiz | 0 | - | 5.00 | 40,896,352 |
| Boxing Countries | 0 | - | 4.24 | 29,487 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.83 | 30,101 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.75 | 93,088 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.89 | 50,736 |
| North American Sports Cities | 0 | - | 4.79 | 159,780 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 94,170 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 323,408 |
| UK Immigration by Country | 0 | - | 4.95 | 125,173 |
| Central American Countries | 0 | - | 4.98 | 139,400 |
| Caribbean Countries and Territories | 0 | - | 4.83 | 104,373 |
| Total United States Immigration by Country | 0 | - | 4.89 | 96,624 |
| Biggest Spanish Empire Countries | 0 | - | 4.90 | 93,456 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 84,542 |
| African Countries with the Most Christians | 0 | - | 4.92 | 67,333 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.95 | 184,641 |
| Most Forested European Countries | 0 | - | 4.82 | 68,194 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 178,766 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 109,532 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 101,737 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 81,345 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 92,115 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.96 | 52,436 |
| European Countries NOT in NATO | 0 | - | 4.76 | 35,149 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.27 | 29,353 |
| Countries with the Most Arabic Speakers | 0 | - | 4.91 | 70,454 |
| The Only Remaining Asian Country . . . | 0 | - | 4.72 | 39,840 |
| Top 10 Coldest European Countries | 0 | - | 4.95 | 180,742 |
| Top 10 Hottest European Countries | 0 | - | 4.87 | 115,484 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 116,435 |
| Countries That Border Russia | 0 | - | 4.98 | 425,880 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.89 | 81,573 |
| Countries Bordering France | 0 | - | 4.87 | 357,269 |
| Countries Bordering Germany | 0 | - | 4.99 | 340,582 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 84,180 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 59,793 |
| Countries Closest to Australia | 0 | - | 4.99 | 145,399 |
| Countries Closest to the Persian Gulf | 0 | - | 4.88 | 68,526 |
| Germany Country Quiz | 0 | - | 4.82 | 140,124 |
| Russia Country Quiz | 0 | - | 4.84 | 103,139 |
| Italy Country Quiz | 0 | - | 4.81 | 108,901 |
| Japan Country Quiz | 0 | - | 4.92 | 119,331 |
| Indonesia Country Quiz | 0 | - | 4.83 | 65,340 |
| United Kingdom Country Quiz | 0 | - | 4.94 | 118,704 |
| Croatia Country Quiz | 0 | - | 4.81 | 37,256 |
| Tuvalu Country Quiz | 0 | - | 4.84 | 19,420 |
| World Geography on a Map #1 | 0 | - | 4.93 | 67,303 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.38 | 66,882 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 137,147 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.95 | 109,745 |
| World Capitals Quiz | 0 | - | 5.00 | 4,495,168 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 76,639 |
| Random European Capital to Country | 0 | - | 4.97 | 152,670 |
| Random European Country to Capital | 0 | - | 4.92 | 134,936 |
| Random Asian Country to Capital | 0 | - | 4.94 | 85,619 |
| Random Asian Capital to Country | 0 | - | 4.97 | 89,127 |
| Members of the Arab League | 0 | - | 4.85 | 61,764 |
| Sahara Desert Countries | 0 | - | 4.97 | 126,813 |
| Himalayan Countries | 0 | - | 4.94 | 104,683 |
| Andean Countries | 0 | - | 4.91 | 58,036 |
| Countries with the Oldest Median Age | 0 | - | 4.84 | 58,972 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 49,286 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 102,630 |
| Coffee Producing Countries | 0 | - | 4.81 | 54,012 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 53,259 |
| Danube Countries | 0 | - | 4.97 | 56,616 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 91,654 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 64,816 |
| Countries with the Best Passports | 0 | - | 4.88 | 71,133 |
| Countries with the Worst Passports | 0 | - | 4.87 | 49,311 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 109,462 |
| European Landlocked Countries | 0 | - | 4.99 | 115,476 |
