| Countries by Sports League Revenue | 0 | - | 4.95 | 78,124 |
| Olympic Host Countries | 0 | - | 4.98 | 201,583 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 312,457 |
| Countries of Africa | 0 | - | 5.00 | 2,552,868 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 52,577 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,028,897 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,948 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,479 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,622 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,513 |
| Countries with Megacities | 0 | - | 4.99 | 266,007 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,301 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,771 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,559 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,896 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,609 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,828 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,975 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,260 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,861 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,706 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,475 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 59,059 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,518 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,141 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,654 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,468 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,747 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,011 |
| North American Sports Cities | 0 | - | 4.83 | 172,958 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,500 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,267 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,617 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,731 |
| The Only European Country ... | 0 | - | 4.91 | 218,337 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,434 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,145 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,834 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 101,007 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 118,556 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,412 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,365 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,161 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,830 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,071 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,453 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,579 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,716 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,568 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,727 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,410 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,091 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,434 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,749 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,604 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,074 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,612 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,208 |
| Countries of the Middle East | 0 | - | 4.96 | 202,259 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,937 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,275 |
| Slavic Countries | 0 | - | 4.96 | 112,183 |
| African Island Countries | 0 | - | 4.96 | 102,236 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,079 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,453 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,690 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,568 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,105 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,312 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,059 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,282 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,350 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,860 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,639 |
| 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 | 162,074 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,716 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,989 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,964 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,486 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,991 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,731 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,373 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,679 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,940 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,741 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,816 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,411 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,694 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,103 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,530 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,327 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,321 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,881 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,504 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,373 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 24,636 |
| Monarchies of Europe | 0 | - | 4.90 | 98,641 |
| Monarchies of Asia | 0 | - | 4.97 | 71,382 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,185 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,430 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,024 |
| Countries that Start with A | 0 | - | 4.98 | 2,171,818 |
| Countries that Start with B | 0 | - | 4.95 | 2,302,892 |
| Countries that Start with C | 0 | - | 4.96 | 1,828,690 |
| Countries that Start with D | 0 | - | 4.96 | 714,442 |
| Countries that Start with E | 0 | - | 4.95 | 1,382,755 |
| Countries that Start with G | 0 | - | 4.97 | 1,509,056 |
| Countries that Start with H | 0 | - | 4.96 | 608,156 |
| Countries that Start with I | 0 | - | 4.92 | 1,292,749 |
| Countries that Start with J | 0 | - | 4.98 | 605,633 |
| Countries that Start with K | 0 | - | 4.97 | 819,311 |
| Countries that Start with L | 0 | - | 4.98 | 1,095,017 |
| Countries that Start with N | 0 | - | 4.93 | 1,122,045 |
| Countries that Start with P | 0 | - | 4.94 | 1,220,313 |
| Countries that Start with S | 0 | - | 4.98 | 1,760,748 |
| Countries that Start with T | 0 | - | 4.90 | 1,013,509 |
| Countries that Start with U | 0 | - | 4.97 | 907,407 |
| Countries that Start with V | 0 | - | 4.98 | 611,211 |
| Countries that Start with F | 0 | - | 4.83 | 620,217 |
| Countries that Start with M | 0 | - | 4.97 | 1,386,362 |
| The Only African Country ... | 0 | - | 4.99 | 129,509 |
| The Only American Country ... | 0 | - | 4.92 | 122,051 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,314 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,188 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,319 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,231 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,594 |
| European Countries with One Border | 0 | - | 4.97 | 183,504 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,243 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,626 |
| Boundary Waters | 0 | - | 4.92 | 88,690 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,345 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,507 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,708 |
| UK Immigration by Country | 0 | - | 4.94 | 141,458 |
| Boxing Countries | 0 | - | 4.27 | 31,458 |
| Central American Countries | 0 | - | 4.98 | 157,117 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,149 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,158 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,584 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 97,755 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,948 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,776 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,251 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,064 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,549 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,616 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,903 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,489 |
| 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 | 193,613 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,558 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,629 |
| Countries That Border Russia | 0 | - | 4.98 | 463,896 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,347 |
| Countries Bordering France | 0 | - | 4.83 | 404,344 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,323 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,805 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,473 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,347 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,616 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 263,708 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,570 |
| Name a Valid African Country | 0 | - | 4.98 | 154,790 |
| Germany Country Quiz | 0 | - | 4.83 | 158,561 |
| Russia Country Quiz | 0 | - | 4.83 | 115,137 |
| Japan Country Quiz | 0 | - | 4.93 | 143,093 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,657 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,618 |
| Tanzania Country Quiz | 0 | - | 4.91 | 33,201 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,504 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,006 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,733 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,913 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,933 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,874 |
| Qatar Country Quiz | 0 | - | 4.86 | 31,655 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,013 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,678 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,750,732 |
| Landlocked Countries | 0 | - | 4.99 | 424,076 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,340 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,561 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 46,041 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,519 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,917 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,589 |
| Palau Country Quiz | 0 | - | 4.90 | 23,105 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,680 |
| World Capitals Quiz | 0 | - | 5.00 | 5,096,390 |
| Capitals of 2018 FIFA World Cup Teams | 0 | - | 4.67 | 30,988 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,953 |
| Random European Capital to Country | 0 | - | 4.98 | 191,850 |
| Random European Country to Capital | 0 | - | 4.93 | 165,672 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,884 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,273 |
| Random African Country to Capital | 0 | - | 4.94 | 71,622 |
