| Olympic Host Countries | 0 | - | 4.98 | 200,952 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,284 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,468 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,534 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,447 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,240 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,363 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 310,111 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,598 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,256 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,233 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,999 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,715 |
| Countries with Megacities | 0 | - | 4.99 | 264,120 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,554 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,381 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,822 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,436 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,228 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,447,041 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,694 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,855 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,018 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,467 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,372 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,503 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,823 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,026 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,017 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,492 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,641 |
| North American Sports Cities | 0 | - | 4.83 | 172,517 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,296 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,969 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,456 |
| The Only European Country ... | 0 | - | 4.91 | 217,028 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,540 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,364 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,706 |
| Countries of Africa | 0 | - | 5.00 | 2,541,055 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,483 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 100,377 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 118,028 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,157 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,769 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,663 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,583 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,025 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,259 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,427 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,112 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,409 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,258 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,836 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,291 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,598 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,337 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,735 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,028 |
| Countries of the Middle East | 0 | - | 4.96 | 201,366 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,425 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,894 |
| Slavic Countries | 0 | - | 4.96 | 111,775 |
| African Island Countries | 0 | - | 4.96 | 101,744 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,538 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,923 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,077 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,241 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,024,569 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,036 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,612 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,677 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,172 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,787 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,855 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,672 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,310 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,312 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,688 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,352 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,266 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,097 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,354 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,105 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,029 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,497 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,212 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,854 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,501 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,404 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,265 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,479 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,842 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,261 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,754 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,982 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,412 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,204 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,145 |
| Monarchies of Europe | 0 | - | 4.90 | 98,241 |
| Monarchies of Asia | 0 | - | 4.97 | 71,149 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,956 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,377 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,105 |
| Countries that Start with A | 0 | - | 4.98 | 2,164,722 |
| Countries that Start with B | 0 | - | 4.95 | 2,296,339 |
| Countries that Start with C | 0 | - | 4.96 | 1,823,631 |
| Countries that Start with D | 0 | - | 4.96 | 710,747 |
| Countries that Start with E | 0 | - | 4.95 | 1,378,449 |
| Countries that Start with G | 0 | - | 4.97 | 1,504,687 |
| Countries that Start with H | 0 | - | 4.96 | 605,548 |
| Countries that Start with I | 0 | - | 4.92 | 1,289,302 |
| Countries that Start with J | 0 | - | 4.98 | 603,191 |
| Countries that Start with K | 0 | - | 4.97 | 816,667 |
| Countries that Start with L | 0 | - | 4.98 | 1,091,720 |
| Countries that Start with N | 0 | - | 4.93 | 1,118,735 |
| Countries that Start with P | 0 | - | 4.94 | 1,217,149 |
| Countries that Start with S | 0 | - | 4.98 | 1,756,280 |
| Countries that Start with T | 0 | - | 4.90 | 1,010,643 |
| Countries that Start with U | 0 | - | 4.97 | 905,143 |
| Countries that Start with V | 0 | - | 4.98 | 609,779 |
| Countries that Start with F | 0 | - | 4.83 | 618,217 |
| Countries that Start with M | 0 | - | 4.97 | 1,382,799 |
| The Only African Country ... | 0 | - | 4.99 | 129,204 |
| The Only American Country ... | 0 | - | 4.92 | 121,719 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,162 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,833 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,967 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,697 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,120 |
| European Countries with One Border | 0 | - | 4.97 | 182,952 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,730 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,293 |
| Boundary Waters | 0 | - | 4.92 | 88,515 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,215 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,188 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,516 |
| UK Immigration by Country | 0 | - | 4.94 | 141,032 |
| Boxing Countries | 0 | - | 4.26 | 31,375 |
| Central American Countries | 0 | - | 4.98 | 156,616 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,757 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,136 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,338 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,694 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,453 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,607 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,706 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,025 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,283 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,584 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,295 |
| Countries with Most Rugby Players per Capita | 0 | - | 4.32 | 21,747 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,150 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,924 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,224 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,133 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,044 |
| Countries That Border Russia | 0 | - | 4.98 | 462,088 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,097 |
| Countries Bordering France | 0 | - | 4.83 | 402,865 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,681 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,626 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,193 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,035 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,432 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,534 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,127 |
| Name a Valid African Country | 0 | - | 4.98 | 154,221 |
| Germany Country Quiz | 0 | - | 4.83 | 158,019 |
| Russia Country Quiz | 0 | - | 4.83 | 114,589 |
| Japan Country Quiz | 0 | - | 4.93 | 142,616 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,005 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,413 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,105 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,381 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,815 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,544 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,768 |
| Syria Country Quiz | 0 | - | 4.81 | 32,817 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,831 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,732 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,773 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,319 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,527,175 |
| Landlocked Countries | 0 | - | 4.99 | 421,279 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,275 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,333 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,873 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,464 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,837 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,536 |
| Palau Country Quiz | 0 | - | 4.90 | 23,039 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,549 |
| World Capitals Quiz | 0 | - | 5.00 | 5,079,112 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,729 |
| Random European Capital to Country | 0 | - | 4.98 | 191,058 |
| Random European Country to Capital | 0 | - | 4.93 | 165,272 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,532 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,848 |
| Random African Country to Capital | 0 | - | 4.94 | 71,322 |
