| Olympic Host Countries | 0 | - | 4.98 | 199,247 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,593 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,038 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 75,935 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 56,912 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,846 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,998 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 304,990 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,792 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,573 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,382 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,863 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,920 |
| Countries with Megacities | 0 | - | 4.99 | 248,215 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,818 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,365 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,198 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,302 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,852 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,438,016 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,402 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,624 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,448 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,971 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,111 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 57,213 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,162 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,596 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,160 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,637 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,959 |
| North American Sports Cities | 0 | - | 4.83 | 171,189 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,564 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,072 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,025 |
| The Only European Country ... | 0 | - | 4.91 | 214,648 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,699 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,019 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,393 |
| Countries of Africa | 0 | - | 5.00 | 2,515,632 |
| Winter Olympics Hosts | 0 | - | 4.41 | 86,972 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 99,144 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,757 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,817 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,591 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,267 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,674 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,210 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,619 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,794 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,776 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,548 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,437 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,807 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,697 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,955 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,419 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,976 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,977 |
| Countries of the Middle East | 0 | - | 4.96 | 199,501 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,541 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 71,129 |
| Slavic Countries | 0 | - | 4.96 | 111,082 |
| African Island Countries | 0 | - | 4.96 | 101,007 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,399 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,605 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,369 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,408 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,015,169 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,064 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,769 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,495 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,973 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,971 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,037 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,304 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,388 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,550 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,771 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,524 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,612 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,463 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,698 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,442 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,369 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,229 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,189 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,669 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,935 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,644 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,951 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,072 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,795 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,597 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,377 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,603 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,538 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,606 |
| Monarchies of Europe | 0 | - | 4.90 | 97,551 |
| Monarchies of Asia | 0 | - | 4.97 | 70,734 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,544 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,303 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,317 |
| Countries that Start with A | 0 | - | 4.98 | 2,151,041 |
| Countries that Start with B | 0 | - | 4.95 | 2,283,608 |
| Countries that Start with C | 0 | - | 4.96 | 1,813,291 |
| Countries that Start with D | 0 | - | 4.96 | 703,616 |
| Countries that Start with E | 0 | - | 4.95 | 1,369,978 |
| Countries that Start with G | 0 | - | 4.97 | 1,495,439 |
| Countries that Start with H | 0 | - | 4.96 | 599,660 |
| Countries that Start with I | 0 | - | 4.92 | 1,282,297 |
| Countries that Start with J | 0 | - | 4.98 | 597,689 |
| Countries that Start with K | 0 | - | 4.97 | 810,937 |
| Countries that Start with L | 0 | - | 4.98 | 1,084,839 |
| Countries that Start with N | 0 | - | 4.93 | 1,111,761 |
| Countries that Start with P | 0 | - | 4.94 | 1,210,408 |
| Countries that Start with S | 0 | - | 4.98 | 1,747,204 |
| Countries that Start with T | 0 | - | 4.90 | 1,005,651 |
| Countries that Start with U | 0 | - | 4.97 | 901,090 |
| Countries that Start with V | 0 | - | 4.98 | 606,143 |
| Countries that Start with F | 0 | - | 4.83 | 613,621 |
| Countries that Start with M | 0 | - | 4.97 | 1,375,489 |
| The Only African Country ... | 0 | - | 4.99 | 128,575 |
| The Only American Country ... | 0 | - | 4.92 | 121,029 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,860 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,367 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,222 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,702 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,327 |
| European Countries with One Border | 0 | - | 4.97 | 181,918 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,818 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,578 |
| Boundary Waters | 0 | - | 4.92 | 88,133 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,898 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,506 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,090 |
| UK Immigration by Country | 0 | - | 4.94 | 139,957 |
| Boxing Countries | 0 | - | 4.26 | 31,258 |
| Central American Countries | 0 | - | 4.98 | 155,346 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,870 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,256 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,524 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,039 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,705 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,713 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,604 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 116,893 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,301 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,977 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,898 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,633 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,402 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,461 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,337 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,600 |
| Countries That Border Russia | 0 | - | 4.98 | 459,869 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,631 |
| Countries Bordering France | 0 | - | 4.83 | 400,637 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,630 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,323 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,680 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,423 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,083 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 257,881 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,281 |
| Germany Country Quiz | 0 | - | 4.82 | 156,915 |
| Russia Country Quiz | 0 | - | 4.85 | 113,867 |
| Italy Country Quiz | 0 | - | 4.82 | 122,500 |
| Japan Country Quiz | 0 | - | 4.92 | 141,614 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,601 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,990 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,885 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,124 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 35,313 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,158 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,459 |
| Syria Country Quiz | 0 | - | 4.81 | 32,474 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,589 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 114,853 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,491 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,061,413 |
| Landlocked Countries | 0 | - | 4.99 | 415,410 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,098 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,906 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,540 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,335 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,407 |
| Palau Country Quiz | 0 | - | 4.90 | 22,891 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,236 |
| World Capitals Quiz | 0 | - | 5.00 | 5,043,059 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,217 |
| Random European Capital to Country | 0 | - | 4.98 | 189,566 |
| Random European Country to Capital | 0 | - | 4.92 | 147,718 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,553 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,647 |
| Random African Country to Capital | 0 | - | 4.94 | 70,385 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,866 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,006 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,144 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.91 | 96,240 |
