| Olympic Host Countries | 0 | - | 4.98 | 202,209 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,368 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,774 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,765 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,604 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 315,035 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 96,067 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,749 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,792 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 53,608 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,634 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,571 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,506 |
| Countries with Megacities | 0 | - | 4.99 | 267,865 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,159 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,342 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,482 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,442 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,456,058 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,988 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,644 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 58,136 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,453 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,881 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,561 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 59,653 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,468 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,523 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,818 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,996 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.91 | 94,363 |
| North American Sports Cities | 0 | - | 4.82 | 173,293 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,218 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,248 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,472 |
| The Only European Country ... | 0 | - | 4.91 | 219,564 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,329 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,817 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,982 |
| Countries of Africa | 0 | - | 5.00 | 2,564,557 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,812 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 101,480 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 119,045 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,691 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,630 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,614 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,974 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,576 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,859 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,896 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 91,052 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 224,027 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 136,018 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,609 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,282 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,575 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,926 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,871 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,131 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,242 |
| Countries of the Middle East | 0 | - | 4.96 | 203,257 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,356 |
| Slavic Countries | 0 | - | 4.96 | 112,504 |
| African Island Countries | 0 | - | 4.96 | 102,737 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,698 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,239 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 165,809 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 171,219 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,227 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 128,006 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,478 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,956 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,150 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,776 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,719 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,078 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,966 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,525 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,057 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,689 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,074 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,320 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,487 |
| Boundary Waters | 0 | - | 4.92 | 88,836 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,468 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,842 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,918 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,443 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,286 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 105,093 |
| Countries by Population Decrease | 0 | - | 4.46 | 50,021 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,971 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,108 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,546 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,895 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,369 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,795 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 228,142 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,576 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,283 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,772 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,613 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,249 |
| Monarchies of Europe | 0 | - | 4.90 | 99,027 |
| Monarchies of Asia | 0 | - | 4.97 | 71,605 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,355 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,465 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,815 |
| Countries that Start with A | 0 | - | 4.98 | 2,178,443 |
| Countries that Start with B | 0 | - | 4.95 | 2,309,043 |
| Countries that Start with C | 0 | - | 4.96 | 1,833,448 |
| Countries that Start with D | 0 | - | 4.96 | 717,816 |
| Countries that Start with E | 0 | - | 4.95 | 1,386,702 |
| Countries that Start with G | 0 | - | 4.97 | 1,513,260 |
| Countries that Start with H | 0 | - | 4.96 | 610,551 |
| Countries that Start with I | 0 | - | 4.92 | 1,295,861 |
| Countries that Start with J | 0 | - | 4.98 | 607,937 |
| Countries that Start with K | 0 | - | 4.97 | 821,768 |
| Countries that Start with L | 0 | - | 4.98 | 1,098,109 |
| Countries that Start with N | 0 | - | 4.93 | 1,125,190 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,332 |
| Countries that Start with S | 0 | - | 4.98 | 1,764,867 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,911 |
| Countries that Start with U | 0 | - | 4.97 | 909,244 |
| Countries that Start with V | 0 | - | 4.98 | 612,568 |
| Countries that Start with F | 0 | - | 4.83 | 622,042 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,630 |
| The Only African Country ... | 0 | - | 4.99 | 129,796 |
| The Only American Country ... | 0 | - | 4.92 | 122,346 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,445 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,558 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,983 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,721 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,073 |
| European Countries with One Border | 0 | - | 4.97 | 184,020 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,726 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,984 |
| Highest Fertility Countries | 0 | - | 4.90 | 27,309 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,970,767 |
| Boxing Countries | 0 | - | 4.27 | 31,508 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,236 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,867 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,975 |
| Landlocked Countries | 0 | - | 4.99 | 427,262 |
| UK Immigration by Country | 0 | - | 4.94 | 141,893 |
| Central American Countries | 0 | - | 4.98 | 157,538 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,691 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,553 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,108 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,411 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,138 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,206 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,010 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,971 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,485 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,722 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,945 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,153 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,647 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,932 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,774 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 46,178 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,431 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,059 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,945 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,813 |
| Countries That Border Russia | 0 | - | 4.98 | 464,905 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,536 |
| Countries Bordering France | 0 | - | 4.83 | 405,331 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,233 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,951 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,698 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,948 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,787 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,347 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,941 |
| Name a Valid African Country | 0 | - | 4.98 | 155,247 |
| Germany Country Quiz | 0 | - | 4.82 | 159,045 |
| Russia Country Quiz | 0 | - | 4.83 | 115,444 |
| Japan Country Quiz | 0 | - | 4.93 | 143,518 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,258 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,828 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,294 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 35,636 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,137 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,564 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,910 |
| Nepal Country Quiz | 0 | - | 4.95 | 38,023 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,974 |
| Syria Country Quiz | 0 | - | 4.80 | 33,108 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,637 |
| Kenya Country Quiz | 0 | - | 4.86 | 35,069 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,989 |
| Qatar Country Quiz | 0 | - | 4.86 | 31,757 |
| Palau Country Quiz | 0 | - | 4.89 | 23,165 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,994 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,817 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,172 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,191 |
| World Capitals Quiz | 0 | - | 5.00 | 5,113,905 |
