| Olympic Host Countries | 0 | - | 4.98 | 201,584 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,950 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,125 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,500 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 312,468 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,487 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,863 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,521 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,077 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 52,581 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,649 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,412 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,505 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,626 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,626 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,835 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,532 |
| Countries with Megacities | 0 | - | 4.99 | 266,027 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,318 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,779 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,578 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,904 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,976 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,260 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,707 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,475 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 59,063 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,142 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,663 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,472 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,748 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,013 |
| North American Sports Cities | 0 | - | 4.83 | 172,959 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,272 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,620 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,732 |
| The Only European Country ... | 0 | - | 4.91 | 218,346 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,437 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,150 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,836 |
| Countries of Africa | 0 | - | 5.00 | 2,552,919 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 101,008 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 118,559 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,370 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,164 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,830 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,077 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,456 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,582 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,718 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,575 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,728 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,412 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,092 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,435 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,749 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,609 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,632 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,212 |
| Countries of the Middle East | 0 | - | 4.96 | 202,267 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,940 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,275 |
| Slavic Countries | 0 | - | 4.96 | 112,186 |
| African Island Countries | 0 | - | 4.96 | 102,243 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,079 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,454 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,694 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,028,913 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,569 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,108 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,315 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,061 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,283 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,353 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,861 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,640 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,833 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,305 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,076 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,716 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,992 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,965 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,993 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,734 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,378 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,682 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,742 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,818 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,103 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,330 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,324 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,883 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,507 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,373 |
| Monarchies of Europe | 0 | - | 4.90 | 98,643 |
| Monarchies of Asia | 0 | - | 4.97 | 71,384 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,186 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,030 |
| Countries that Start with A | 0 | - | 4.98 | 2,171,856 |
| Countries that Start with B | 0 | - | 4.95 | 2,302,938 |
| Countries that Start with C | 0 | - | 4.96 | 1,828,721 |
| Countries that Start with D | 0 | - | 4.96 | 714,470 |
| Countries that Start with E | 0 | - | 4.95 | 1,382,785 |
| Countries that Start with G | 0 | - | 4.97 | 1,509,084 |
| Countries that Start with H | 0 | - | 4.96 | 608,173 |
| Countries that Start with I | 0 | - | 4.92 | 1,292,767 |
| Countries that Start with J | 0 | - | 4.98 | 605,651 |
| Countries that Start with K | 0 | - | 4.97 | 819,327 |
| Countries that Start with L | 0 | - | 4.98 | 1,095,039 |
| Countries that Start with N | 0 | - | 4.93 | 1,122,066 |
| Countries that Start with P | 0 | - | 4.94 | 1,220,329 |
| Countries that Start with S | 0 | - | 4.98 | 1,760,770 |
| Countries that Start with T | 0 | - | 4.90 | 1,013,519 |
| Countries that Start with U | 0 | - | 4.97 | 907,416 |
| Countries that Start with V | 0 | - | 4.98 | 611,215 |
| Countries that Start with F | 0 | - | 4.83 | 620,228 |
| Countries that Start with M | 0 | - | 4.97 | 1,386,380 |
| The Only African Country ... | 0 | - | 4.99 | 129,510 |
| The Only American Country ... | 0 | - | 4.92 | 122,053 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,314 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,190 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,322 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,233 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,595 |
| European Countries with One Border | 0 | - | 4.97 | 183,505 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,245 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,626 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,940 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,412 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,697 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,531 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 24,643 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,430 |
| Countries That Border Russia | 0 | - | 4.98 | 463,901 |
| Countries Bordering France | 0 | - | 4.83 | 404,345 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,327 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,708 |
| UK Immigration by Country | 0 | - | 4.94 | 141,462 |
| Boxing Countries | 0 | - | 4.27 | 31,458 |
| Central American Countries | 0 | - | 4.98 | 157,117 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,150 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,160 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,587 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 97,760 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,950 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,787 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,256 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,068 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,558 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,618 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,908 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,491 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,647 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,220 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,617 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,564 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,631 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,348 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,808 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,478 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,347 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,617 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 263,719 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,572 |
| Germany Country Quiz | 0 | - | 4.83 | 158,565 |
| Russia Country Quiz | 0 | - | 4.83 | 115,140 |
| Japan Country Quiz | 0 | - | 4.93 | 143,094 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,659 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,618 |
| Tanzania Country Quiz | 0 | - | 4.91 | 33,202 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,504 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,007 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,519 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,735 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,913 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,917 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,589 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,934 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,874 |
| Qatar Country Quiz | 0 | - | 4.86 | 31,655 |
| Palau Country Quiz | 0 | - | 4.90 | 23,105 |
| Boundary Waters | 0 | - | 4.92 | 88,693 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,346 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,509 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,013 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,679 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,953 |
| Random European Capital to Country | 0 | - | 4.98 | 191,855 |
| Random European Country to Capital | 0 | - | 4.93 | 165,674 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,884 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,274 |
| Random African Country to Capital | 0 | - | 4.94 | 71,627 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,751,889 |
| Landlocked Countries | 0 | - | 4.99 | 424,082 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,286 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,340 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,627 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,545 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,610 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,963 |
