| Countries by Sports League Revenue | 0 | - | 4.94 | 75,570 |
| Olympic Host Countries | 0 | - | 4.98 | 198,898 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,556 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,020 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,797 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,937 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,827 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,208 |
| Countries with Megacities | 0 | - | 4.99 | 246,895 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,112 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,963 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,524 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,852 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,058 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,632 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,284 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,651 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,813 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,046 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 56,972 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,431 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,841 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,936 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,887 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,486 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,606 |
| North American Sports Cities | 0 | - | 4.83 | 170,908 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,918 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,999 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,817 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,565 |
| The Only European Country ... | 0 | - | 4.91 | 213,840 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,154 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,542 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,210 |
| Countries of Africa | 0 | - | 5.00 | 2,507,974 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 98,796 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,396 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 70,918 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,752 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,085 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,233 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,145 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,338 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,935 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,403 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,592 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,477 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,296 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,274 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,613 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,571 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,811 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,219 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,136 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,822 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,337 |
| Countries of the Middle East | 0 | - | 4.96 | 198,929 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,270 |
| Slavic Countries | 0 | - | 4.96 | 110,860 |
| African Island Countries | 0 | - | 4.96 | 100,793 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,499 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,120 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,101 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,679 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,708 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,493 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,114 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,631 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,717 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,765 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,156 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,166 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,291 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,581 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,279 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,419 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,250 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,509 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,747 |
| Boundary Waters | 0 | - | 4.92 | 88,043 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,816 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,286 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,967 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,002 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,859 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,992 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,610 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,830 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,403 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,848 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,935 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,597 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,291 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,204 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,361 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,343 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,369 |
| Monarchies of Europe | 0 | - | 4.90 | 97,321 |
| Monarchies of Asia | 0 | - | 4.97 | 70,606 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,433 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,278 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,782 |
| Countries that Start with A | 0 | - | 4.97 | 2,146,807 |
| Countries that Start with B | 0 | - | 4.95 | 2,279,865 |
| Countries that Start with C | 0 | - | 4.96 | 1,810,314 |
| Countries that Start with D | 0 | - | 4.96 | 701,535 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,500 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,768 |
| Countries that Start with H | 0 | - | 4.96 | 597,956 |
| Countries that Start with I | 0 | - | 4.92 | 1,280,263 |
| Countries that Start with J | 0 | - | 4.98 | 596,019 |
| Countries that Start with K | 0 | - | 4.97 | 809,398 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,874 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,724 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,542 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,517 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,210 |
| Countries that Start with U | 0 | - | 4.97 | 899,919 |
| Countries that Start with V | 0 | - | 4.98 | 605,093 |
| Countries that Start with F | 0 | - | 4.83 | 612,182 |
| Countries that Start with M | 0 | - | 4.97 | 1,373,328 |
| The Only African Country ... | 0 | - | 4.99 | 128,368 |
| The Only American Country ... | 0 | - | 4.92 | 120,763 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,779 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,250 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,043 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,395 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,047 |
| European Countries with One Border | 0 | - | 4.97 | 181,632 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,524 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,112 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,919,564 |
| Boxing Countries | 0 | - | 4.26 | 31,224 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,455 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,953 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,236 |
| Landlocked Countries | 0 | - | 4.99 | 413,611 |
| UK Immigration by Country | 0 | - | 4.94 | 139,645 |
| Central American Countries | 0 | - | 4.98 | 155,057 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,664 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,884 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,015 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,272 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,863 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,934 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,264 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,365 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,253 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,090 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,799 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,777 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,455 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,784 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,462 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,216 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,250 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,122 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,493 |
| Countries That Border Russia | 0 | - | 4.98 | 458,926 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,494 |
| Countries Bordering France | 0 | - | 4.83 | 399,129 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,059 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,218 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,510 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,203 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,981 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,800 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,052 |
| Germany Country Quiz | 0 | - | 4.82 | 156,552 |
| Russia Country Quiz | 0 | - | 4.85 | 113,637 |
| Italy Country Quiz | 0 | - | 4.82 | 122,211 |
| Japan Country Quiz | 0 | - | 4.92 | 141,248 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,150 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,854 |
| Tanzania Country Quiz | 0 | - | 4.91 | 32,821 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,038 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,297 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,043 |
| Syria Country Quiz | 0 | - | 4.81 | 32,314 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,350 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,486 |
| Palau Country Quiz | 0 | - | 4.89 | 22,845 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,162 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,131 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,622 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,987 |
| World Capitals Quiz | 0 | - | 5.00 | 5,031,434 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,072 |
| Random European Capital to Country | 0 | - | 4.98 | 189,214 |
| Random European Country to Capital | 0 | - | 4.92 | 147,452 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,402 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,419 |
| Random African Country to Capital | 0 | - | 4.94 | 70,234 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,586 |
| Himalayan Countries | 0 | - | 4.95 | 135,347 |
| Andean Countries | 0 | - | 4.94 | 82,825 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,210 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,209 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,897 |
