| Olympic Host Countries | 0 | - | 4.98 | 201,142 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,637 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,719 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,499 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,407 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 310,891 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,693 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,354 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,531 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 48,486 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,777 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,289 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,966 |
| Countries with Megacities | 0 | - | 4.99 | 264,712 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,801 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,504 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,062 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,580 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,448,608 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,062 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,289 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,892 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 68,105 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,563 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,410 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,684 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,962 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,249 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,188 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,588 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,762 |
| North American Sports Cities | 0 | - | 4.83 | 172,664 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,613 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,124 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,715 |
| The Only European Country ... | 0 | - | 4.91 | 217,436 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,838 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,605 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,744 |
| Countries of Africa | 0 | - | 5.00 | 2,545,464 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,530 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 100,599 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 118,234 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,006 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,513 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,892 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,715 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,757 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,172 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,348 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,508 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,257 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,525 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,313 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,935 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,349 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,647 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,422 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,912 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,425 |
| Countries of the Middle East | 0 | - | 4.96 | 201,727 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,576 |
| Slavic Countries | 0 | - | 4.96 | 111,900 |
| African Island Countries | 0 | - | 4.96 | 101,893 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,558 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,967 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,219 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,386 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,005 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,256 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,810 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,865 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,387 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,950 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,049 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,722 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,414 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,454 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,805 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,497 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,384 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,237 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,447 |
| Boundary Waters | 0 | - | 4.92 | 88,590 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,267 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,297 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,377 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,266 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,686 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,367 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,878 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,586 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,546 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,325 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,535 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,928 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,361 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,954 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,110 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,569 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,285 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,222 |
| Monarchies of Europe | 0 | - | 4.90 | 98,363 |
| Monarchies of Asia | 0 | - | 4.97 | 71,230 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,033 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,386 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,522 |
| Countries that Start with A | 0 | - | 4.98 | 2,166,985 |
| Countries that Start with B | 0 | - | 4.95 | 2,298,364 |
| Countries that Start with C | 0 | - | 4.96 | 1,825,231 |
| Countries that Start with D | 0 | - | 4.96 | 711,917 |
| Countries that Start with E | 0 | - | 4.95 | 1,379,843 |
| Countries that Start with G | 0 | - | 4.97 | 1,506,111 |
| Countries that Start with H | 0 | - | 4.96 | 606,358 |
| Countries that Start with I | 0 | - | 4.92 | 1,290,386 |
| Countries that Start with J | 0 | - | 4.98 | 603,951 |
| Countries that Start with K | 0 | - | 4.97 | 817,495 |
| Countries that Start with L | 0 | - | 4.98 | 1,092,741 |
| Countries that Start with N | 0 | - | 4.93 | 1,119,809 |
| Countries that Start with P | 0 | - | 4.94 | 1,218,179 |
| Countries that Start with S | 0 | - | 4.98 | 1,757,731 |
| Countries that Start with T | 0 | - | 4.90 | 1,011,390 |
| Countries that Start with U | 0 | - | 4.97 | 905,734 |
| Countries that Start with V | 0 | - | 4.98 | 610,201 |
| Countries that Start with F | 0 | - | 4.83 | 618,839 |
| Countries that Start with M | 0 | - | 4.97 | 1,383,942 |
| The Only African Country ... | 0 | - | 4.99 | 129,285 |
| The Only American Country ... | 0 | - | 4.92 | 121,828 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,216 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,896 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,057 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,873 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,281 |
| European Countries with One Border | 0 | - | 4.97 | 183,138 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,909 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,410 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,603,754 |
| Boxing Countries | 0 | - | 4.26 | 31,405 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,856 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,600 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,446 |
| Landlocked Countries | 0 | - | 4.99 | 422,245 |
| UK Immigration by Country | 0 | - | 4.94 | 141,179 |
| Central American Countries | 0 | - | 4.98 | 156,801 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 112,972 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,890 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,277 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,301 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,487 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,773 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,894 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,824 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,823 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,566 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,393 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,710 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,358 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,415 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,423 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,934 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,025 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,369 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,275 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,515 |
| Countries That Border Russia | 0 | - | 4.98 | 462,863 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,195 |
| Countries Bordering France | 0 | - | 4.83 | 403,591 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,724 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,685 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,288 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,156 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,513 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 262,178 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,249 |
| Name a Valid African Country | 0 | - | 4.98 | 154,381 |
| Germany Country Quiz | 0 | - | 4.83 | 158,198 |
| Russia Country Quiz | 0 | - | 4.83 | 114,708 |
| Japan Country Quiz | 0 | - | 4.93 | 142,751 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,201 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,473 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,133 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,418 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,899 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,482 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,598 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,823 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,867 |
| Syria Country Quiz | 0 | - | 4.81 | 32,887 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,556 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,861 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,781 |
| Palau Country Quiz | 0 | - | 4.90 | 23,059 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,719 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,597 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,444 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,454 |
| World Capitals Quiz | 0 | - | 5.00 | 5,084,738 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,805 |
| Random European Capital to Country | 0 | - | 4.98 | 191,491 |
| Random European Country to Capital | 0 | - | 4.93 | 165,405 |
