| Countries by Sports League Revenue | 0 | - | 4.94 | 76,862 |
| Olympic Host Countries | 0 | - | 4.98 | 200,266 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 307,758 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 46,325 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,796 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,596 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,228 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,873 |
| Countries with Megacities | 0 | - | 4.99 | 256,022 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,738 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,908 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,039 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,908 |
| NBA Player to Country | 0 | - | 4.29 | 83,708 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,442,686 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,572 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,749 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,753 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,334 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,254 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,267 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 57,973 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,969 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,498 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,320 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,634 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,241 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,318 |
| North American Sports Cities | 0 | - | 4.83 | 171,721 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,217 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,469 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,567 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,769 |
| The Only European Country ... | 0 | - | 4.91 | 215,904 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,664 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,715 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,561 |
| Countries of Africa | 0 | - | 5.00 | 2,529,074 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 99,703 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,069 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,023 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,331 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,483 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,163 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,664 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,944 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,125 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,692 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,062 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,046 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,323 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,136 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,417 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,042 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,476 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,861 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,088 |
| Countries of the Middle East | 0 | - | 4.96 | 200,678 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,964 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,540 |
| Slavic Countries | 0 | - | 4.96 | 111,455 |
| African Island Countries | 0 | - | 4.96 | 101,390 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,777 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,740 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,743 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,858 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,147 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,621 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,239 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,118 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,602 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,393 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,493 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,501 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,063 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,938 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,358 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,962 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,947 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,782 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,040 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,060 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,355 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,443 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,970 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,590 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,755 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,295 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,000 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,107 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,285 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,554 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,245 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,698 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,012 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,901 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,913 |
| Monarchies of Europe | 0 | - | 4.90 | 97,926 |
| Monarchies of Asia | 0 | - | 4.97 | 70,956 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,760 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,344 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,235 |
| Countries that Start with A | 0 | - | 4.98 | 2,158,152 |
| Countries that Start with B | 0 | - | 4.95 | 2,290,177 |
| Countries that Start with C | 0 | - | 4.96 | 1,818,606 |
| Countries that Start with D | 0 | - | 4.96 | 707,207 |
| Countries that Start with E | 0 | - | 4.95 | 1,374,379 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,020 |
| Countries that Start with H | 0 | - | 4.96 | 602,745 |
| Countries that Start with I | 0 | - | 4.92 | 1,285,776 |
| Countries that Start with J | 0 | - | 4.98 | 600,594 |
| Countries that Start with K | 0 | - | 4.97 | 813,706 |
| Countries that Start with L | 0 | - | 4.98 | 1,088,527 |
| Countries that Start with N | 0 | - | 4.93 | 1,115,467 |
| Countries that Start with P | 0 | - | 4.94 | 1,213,974 |
| Countries that Start with S | 0 | - | 4.98 | 1,751,896 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,223 |
| Countries that Start with U | 0 | - | 4.97 | 903,144 |
| Countries that Start with V | 0 | - | 4.98 | 608,207 |
| Countries that Start with F | 0 | - | 4.83 | 616,035 |
| Countries that Start with M | 0 | - | 4.97 | 1,379,217 |
| The Only African Country ... | 0 | - | 4.98 | 128,899 |
| The Only American Country ... | 0 | - | 4.92 | 121,375 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,048 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,616 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,647 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,208 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,745 |
| European Countries with One Border | 0 | - | 4.97 | 182,469 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,281 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,961 |
| Boundary Waters | 0 | - | 4.92 | 88,360 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,060 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,878 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,301 |
| UK Immigration by Country | 0 | - | 4.94 | 140,631 |
| Boxing Countries | 0 | - | 4.26 | 31,319 |
| Central American Countries | 0 | - | 4.98 | 155,848 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,279 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,683 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,965 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,398 |
| African Countries with the Most Muslims | 0 | - | 4.80 | 100,783 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,102 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,786 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,235 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 128,422 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,843 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,281 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,104 |
| Countries with Most Rugby Players per Capita | 0 | - | 4.32 | 21,690 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,909 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,685 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,848 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,751 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,804 |
| Countries That Border Russia | 0 | - | 4.98 | 461,018 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,864 |
| Countries Bordering France | 0 | - | 4.83 | 401,794 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,527 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,488 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,930 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,756 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,272 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,805 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,724 |
| Name a Valid African Country | 0 | - | 4.98 | 153,716 |
| Germany Country Quiz | 0 | - | 4.82 | 157,526 |
| Russia Country Quiz | 0 | - | 4.85 | 114,243 |
| Italy Country Quiz | 0 | - | 4.82 | 123,155 |
| Japan Country Quiz | 0 | - | 4.93 | 142,183 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,374 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,219 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,004 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,281 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,659 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,374 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,642 |
| Syria Country Quiz | 0 | - | 4.81 | 32,660 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,708 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,471 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,911 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,304,272 |
| Landlocked Countries | 0 | - | 4.99 | 418,413 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,192 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,144 |
| The Only Remaining Asian Country . . . | 0 | - | 4.63 | 45,715 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,410 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,487 |
| Palau Country Quiz | 0 | - | 4.90 | 22,965 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,400 |
| World Capitals Quiz | 0 | - | 5.00 | 5,061,284 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,528 |
| Random European Capital to Country | 0 | - | 4.98 | 190,587 |
| Random European Country to Capital | 0 | - | 4.93 | 164,395 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,166 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,557 |
| Random African Capital to Country | 0 | - | 4.97 | 100,465 |
| Random African Country to Capital | 0 | - | 4.94 | 71,065 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,028 |
