| Olympic Host Countries | 0 | - | 4.98 | 201,163 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,663 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,743 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,507 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,416 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 310,983 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,704 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,361 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,563 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 49,730 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,874 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,290 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,994 |
| Countries with Megacities | 0 | - | 4.99 | 264,801 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,830 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,522 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,085 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,601 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,448,775 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,114 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,293 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,895 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 68,114 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,572 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,413 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,719 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,975 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,279 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,204 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,599 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,777 |
| North American Sports Cities | 0 | - | 4.83 | 172,682 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,644 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,139 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,740 |
| The Only European Country ... | 0 | - | 4.91 | 217,489 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,864 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,633 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,746 |
| Countries of Africa | 0 | - | 5.00 | 2,545,979 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,535 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 100,635 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 118,251 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,018 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,569 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,906 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,719 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,773 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,188 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,358 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,518 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,274 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,535 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,318 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,941 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,354 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,655 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,430 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,057 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,472 |
| Countries of the Middle East | 0 | - | 4.96 | 201,754 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,605 |
| Slavic Countries | 0 | - | 4.96 | 111,916 |
| African Island Countries | 0 | - | 4.96 | 101,902 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,561 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,970 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,229 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,396 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,193 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,275 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,824 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,890 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,406 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,960 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,060 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,727 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,424 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,465 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,818 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,511 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,391 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,249 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,453 |
| Boundary Waters | 0 | - | 4.92 | 88,596 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,268 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,312 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,405 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,287 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,705 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,382 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,881 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,593 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,560 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,328 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,540 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,937 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,373 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,986 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,129 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,589 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,301 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,233 |
| Monarchies of Europe | 0 | - | 4.90 | 98,376 |
| Monarchies of Asia | 0 | - | 4.97 | 71,245 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,040 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,387 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,548 |
| Countries that Start with A | 0 | - | 4.98 | 2,167,259 |
| Countries that Start with B | 0 | - | 4.95 | 2,298,616 |
| Countries that Start with C | 0 | - | 4.96 | 1,825,430 |
| Countries that Start with D | 0 | - | 4.96 | 712,058 |
| Countries that Start with E | 0 | - | 4.95 | 1,380,033 |
| Countries that Start with G | 0 | - | 4.97 | 1,506,279 |
| Countries that Start with H | 0 | - | 4.96 | 606,458 |
| Countries that Start with I | 0 | - | 4.92 | 1,290,536 |
| Countries that Start with J | 0 | - | 4.98 | 604,055 |
| Countries that Start with K | 0 | - | 4.97 | 817,605 |
| Countries that Start with L | 0 | - | 4.98 | 1,092,875 |
| Countries that Start with N | 0 | - | 4.93 | 1,119,954 |
| Countries that Start with P | 0 | - | 4.94 | 1,218,308 |
| Countries that Start with S | 0 | - | 4.98 | 1,757,896 |
| Countries that Start with T | 0 | - | 4.90 | 1,011,492 |
| Countries that Start with U | 0 | - | 4.97 | 905,814 |
| Countries that Start with V | 0 | - | 4.98 | 610,268 |
| Countries that Start with F | 0 | - | 4.83 | 618,910 |
| Countries that Start with M | 0 | - | 4.97 | 1,384,101 |
| The Only African Country ... | 0 | - | 4.99 | 129,293 |
| The Only American Country ... | 0 | - | 4.92 | 121,839 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,223 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,900 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,065 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,887 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,289 |
| European Countries with One Border | 0 | - | 4.97 | 183,157 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,934 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,424 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,612,388 |
| Boxing Countries | 0 | - | 4.26 | 31,411 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,865 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,608 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,465 |
| Landlocked Countries | 0 | - | 4.99 | 422,353 |
| UK Immigration by Country | 0 | - | 4.94 | 141,190 |
| Central American Countries | 0 | - | 4.98 | 156,815 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 112,983 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,895 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,293 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,301 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,510 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,785 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,938 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,849 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,832 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,626 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,406 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,719 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,367 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,427 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,430 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,940 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,029 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,379 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,286 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,522 |
| Countries That Border Russia | 0 | - | 4.98 | 462,909 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,198 |
| Countries Bordering France | 0 | - | 4.83 | 403,643 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,772 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,690 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,294 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,160 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,525 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 262,375 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,260 |
| Name a Valid African Country | 0 | - | 4.98 | 154,399 |
| Germany Country Quiz | 0 | - | 4.83 | 158,208 |
| Russia Country Quiz | 0 | - | 4.83 | 114,725 |
| Japan Country Quiz | 0 | - | 4.93 | 142,772 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,238 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,499 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,136 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,423 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,906 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,482 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,601 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,829 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,870 |
| Syria Country Quiz | 0 | - | 4.81 | 32,890 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,557 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,864 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,792 |
| Palau Country Quiz | 0 | - | 4.90 | 23,059 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,724 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,605 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,454 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,471 |
| World Capitals Quiz | 0 | - | 5.00 | 5,085,486 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,813 |
| Random European Capital to Country | 0 | - | 4.98 | 191,508 |
| Random European Country to Capital | 0 | - | 4.93 | 165,430 |
