| Countries by Sports League Revenue | 0 | - | 4.88 | 43,826 |
| Olympic Host Countries | 0 | - | 4.98 | 161,882 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 233,495 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 126,951 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 50,709 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.82 | 31,424 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 125,935 |
| Countries with Megacities | 0 | - | 4.99 | 197,268 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 171,569 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 97,947 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 95,411 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 63,930 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 247,961 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,311,754 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 349,692 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.46 | 46,466 |
| Countries with Major League Baseball Players | 0 | - | 4.56 | 53,146 |
| Countries with the Fastest Marathoners | 0 | - | 4.50 | 85,817 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.43 | 51,788 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.46 | 77,544 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.94 | 66,141 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 245,108 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 109,071 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 89,989 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.94 | 69,770 |
| Summer Olympic City Bids | 0 | - | 4.93 | 37,145 |
| Countries That Use the Euro | 0 | - | 4.92 | 63,088 |
| 10 Easternmost Countries in Europe | 0 | - | 4.85 | 92,334 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,146 |
| The Only European Country ... | 0 | - | 4.94 | 178,635 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 195,417 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 86,652 |
| Countries of Africa | 0 | - | 5.00 | 2,168,909 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 19,515 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.45 | 84,584 |
| Countries With the Most NBA Players | 0 | - | 4.45 | 81,530 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 61,420 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.66 | 84,450 |
| Countries that Export the Most Football Players | 0 | - | 4.39 | 48,294 |
| Countries of Europe by Population | 0 | - | 4.98 | 126,934 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 78,737 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 96,678 |
| Countries with the Most People Bordering Them | 0 | - | 4.95 | 75,382 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 205,335 |
| First Countries to Reach 5 Million People | 0 | - | 4.90 | 109,633 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.86 | 68,632 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 76,160 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.91 | 53,684 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.92 | 66,955 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 193,483 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,184,973 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 186,368 |
| Countries of the Middle East | 0 | - | 4.96 | 173,654 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 74,746 |
| Slavic Countries | 0 | - | 4.96 | 100,549 |
| African Island Countries | 0 | - | 4.96 | 89,364 |
| Straight Shot to Antarctica | 0 | - | 4.90 | 37,344 |
| Countries with the Highest Population Density | 0 | - | 4.93 | 143,796 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 144,996 |
| Countries of North America Quiz | 0 | - | 5.00 | 880,094 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 111,042 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 93,641 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 119,399 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 197,696 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 160,537 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 125,671 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 107,051 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 132,299 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 138,434 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 104,706 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 130,892 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 88,747 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 96,599 |
| Countries with the Most Winter Olympics Medals | 0 | - | 4.55 | 155,614 |
| Boundary Waters | 0 | - | 4.93 | 81,135 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 74,818 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 205,373 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 160,971 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 157,435 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.91 | 80,891 |
| Countries by Population Decrease | 0 | - | 4.43 | 46,550 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.90 | 84,789 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 145,940 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.55 | 49,574 |
| Most Populous Countries in 1900 | 0 | - | 4.92 | 162,121 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.90 | 207,085 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 102,104 |
| Asian Countries with the Shortest Names | 0 | - | 4.98 | 121,641 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 100,879 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 85,165 |
| Monarchies of Europe | 0 | - | 4.88 | 87,057 |
| Monarchies of Asia | 0 | - | 4.95 | 54,049 |
| Athletes by Country Quiz #1 | 0 | - | 4.34 | 44,092 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 111,648 |
| Countries that Start with A | 0 | - | 4.98 | 1,944,915 |
| Countries that Start with B | 0 | - | 4.95 | 2,083,461 |
| Countries that Start with C | 0 | - | 4.96 | 1,647,866 |
| Countries that Start with D | 0 | - | 4.96 | 593,932 |
| Countries that Start with E | 0 | - | 4.95 | 1,233,155 |
| Countries that Start with G | 0 | - | 4.97 | 1,352,525 |
| Countries that Start with H | 0 | - | 4.95 | 506,532 |
| Countries that Start with I | 0 | - | 4.92 | 1,162,997 |
| Countries that Start with J | 0 | - | 4.98 | 509,646 |
| Countries that Start with K | 0 | - | 4.96 | 713,710 |
| Countries that Start with L | 0 | - | 4.98 | 972,514 |
| Countries that Start with N | 0 | - | 4.92 | 998,814 |
| Countries that Start with P | 0 | - | 4.95 | 1,101,449 |
| Countries that Start with S | 0 | - | 4.98 | 1,605,587 |
| Countries that Start with T | 0 | - | 4.89 | 910,873 |
| Countries that Start with U | 0 | - | 4.96 | 822,168 |
| Countries that Start with V | 0 | - | 4.98 | 550,514 |
| Countries that Start with F | 0 | - | 4.83 | 537,866 |
| Countries that Start with M | 0 | - | 4.97 | 1,254,987 |
| The Only African Country ... | 0 | - | 4.98 | 105,229 |
| The Only American Country ... | 0 | - | 4.94 | 109,736 |
| African Countries by a Single Clue | 0 | - | 4.91 | 63,492 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.94 | 25,198 |
| African Diaspora - Top 10 Countries | 0 | - | 4.91 | 65,941 |
| European Diaspora - Top 11 Countries | 0 | - | 4.91 | 83,895 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.81 | 37,571 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 120,879 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 91,438 |
| European Countries with One Border | 0 | - | 4.96 | 150,581 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 144,489 |
| Asian Countries with the Fewest Borders | 0 | - | 4.82 | 88,371 |
| Countries Closest to Africa | 0 | - | 4.95 | 145,233 |
| Countries of the World Quiz | 0 | - | 5.00 | 40,946,555 |
| Boxing Countries | 0 | - | 4.24 | 29,503 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.82 | 30,134 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.75 | 93,141 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.89 | 50,778 |
| North American Sports Cities | 0 | - | 4.79 | 159,847 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 94,240 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 323,931 |
| UK Immigration by Country | 0 | - | 4.95 | 125,296 |
| Central American Countries | 0 | - | 4.98 | 139,499 |
| Caribbean Countries and Territories | 0 | - | 4.83 | 104,443 |
| Total United States Immigration by Country | 0 | - | 4.89 | 96,734 |
| Biggest Spanish Empire Countries | 0 | - | 4.90 | 93,624 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 84,633 |
| African Countries with the Most Christians | 0 | - | 4.92 | 67,392 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.95 | 184,929 |
| Most Forested European Countries | 0 | - | 4.82 | 68,259 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 178,899 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 109,605 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 101,826 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 81,413 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 92,172 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.96 | 52,469 |
| European Countries NOT in NATO | 0 | - | 4.76 | 35,206 |
| Countries with the Most Arabic Speakers | 0 | - | 4.91 | 70,530 |
| The Only Remaining Asian Country . . . | 0 | - | 4.72 | 39,877 |
| Top 10 Coldest European Countries | 0 | - | 4.95 | 180,830 |
| Top 10 Hottest European Countries | 0 | - | 4.87 | 115,571 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 116,478 |
| Countries That Border Russia | 0 | - | 4.98 | 426,108 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.89 | 81,622 |
| Countries Bordering France | 0 | - | 4.87 | 357,466 |
| Countries Bordering Germany | 0 | - | 4.99 | 340,772 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 84,234 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 59,901 |
| Countries Closest to Australia | 0 | - | 4.99 | 145,459 |
| Countries Closest to the Persian Gulf | 0 | - | 4.88 | 68,556 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 189,141 |
| Germany Country Quiz | 0 | - | 4.82 | 140,392 |
| Russia Country Quiz | 0 | - | 4.84 | 103,243 |
| Italy Country Quiz | 0 | - | 4.81 | 109,017 |
| Japan Country Quiz | 0 | - | 4.92 | 119,451 |
| Indonesia Country Quiz | 0 | - | 4.82 | 65,398 |
| United Kingdom Country Quiz | 0 | - | 4.94 | 118,851 |
| Croatia Country Quiz | 0 | - | 4.81 | 37,297 |
| Tuvalu Country Quiz | 0 | - | 4.84 | 19,429 |
| World Geography on a Map #1 | 0 | - | 4.93 | 67,353 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.38 | 70,597 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 137,252 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.95 | 109,850 |
| World Capitals Quiz | 0 | - | 5.00 | 4,499,280 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 76,690 |
| Random European Capital to Country | 0 | - | 4.97 | 152,766 |
| Random European Country to Capital | 0 | - | 4.92 | 135,018 |
| Random Asian Country to Capital | 0 | - | 4.94 | 85,677 |
| Random Asian Capital to Country | 0 | - | 4.97 | 89,200 |
| Members of the Arab League | 0 | - | 4.85 | 61,969 |
| Sahara Desert Countries | 0 | - | 4.97 | 126,962 |
| Himalayan Countries | 0 | - | 4.94 | 104,811 |
| Andean Countries | 0 | - | 4.91 | 58,117 |
| Countries with the Oldest Median Age | 0 | - | 4.84 | 59,076 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 49,359 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 102,710 |
| Coffee Producing Countries | 0 | - | 4.81 | 54,036 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 53,306 |
| Danube Countries | 0 | - | 4.97 | 56,642 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 91,689 |
| Countries With an "Ese" Demonym | 0 | - | 4.96 | 64,846 |
| Countries with the Best Passports | 0 | - | 4.88 | 71,217 |
| Countries with the Worst Passports | 0 | - | 4.87 | 49,354 |
| Countries with the Most Immigrants | 0 | - | 4.87 | 109,537 |
| European Landlocked Countries | 0 | - | 4.99 | 115,506 |
| Partially Recognized Countries | 0 | - | 4.98 | 89,352 |
| Countries with the Most Species | 0 | - | 4.99 | 89,529 |
