| Olympic Host Countries | 0 | - | 4.98 | 199,200 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,011 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 75,903 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 56,904 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,991 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 304,848 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,775 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,558 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,552 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,339 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,747 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,838 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,880 |
| Countries with Megacities | 0 | - | 4.99 | 248,128 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,766 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,342 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,150 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,284 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,437,790 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,334 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,842 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,616 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,439 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,960 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,108 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 57,186 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,149 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,540 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,146 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,623 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,945 |
| North American Sports Cities | 0 | - | 4.83 | 171,168 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,536 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,045 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,991 |
| The Only European Country ... | 0 | - | 4.91 | 214,586 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,653 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,994 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,382 |
| Countries of Africa | 0 | - | 5.00 | 2,515,028 |
| Winter Olympics Hosts | 0 | - | 4.41 | 86,968 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 99,108 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,716 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 71,106 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,749 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,570 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,261 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,655 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,188 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,611 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,780 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,760 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,530 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,429 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,793 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,695 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,948 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,408 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,842 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,938 |
| Countries of the Middle East | 0 | - | 4.96 | 199,438 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,519 |
| Slavic Countries | 0 | - | 4.96 | 111,062 |
| African Island Countries | 0 | - | 4.96 | 100,993 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,395 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,601 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,349 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,386 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,014,939 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,033 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,738 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,465 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,939 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,952 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,012 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,281 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,365 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,528 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,752 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,508 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,590 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,447 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,686 |
| Boundary Waters | 0 | - | 4.92 | 88,126 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,897 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,491 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,397 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,338 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,188 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,167 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,666 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,931 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,627 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,944 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,065 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,777 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,572 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,365 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,577 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,497 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,586 |
| Monarchies of Europe | 0 | - | 4.90 | 97,534 |
| Monarchies of Asia | 0 | - | 4.97 | 70,722 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,537 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,302 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,249 |
| Countries that Start with A | 0 | - | 4.98 | 2,150,711 |
| Countries that Start with B | 0 | - | 4.95 | 2,283,314 |
| Countries that Start with C | 0 | - | 4.96 | 1,813,079 |
| Countries that Start with D | 0 | - | 4.96 | 703,463 |
| Countries that Start with E | 0 | - | 4.95 | 1,369,789 |
| Countries that Start with G | 0 | - | 4.97 | 1,495,249 |
| Countries that Start with H | 0 | - | 4.96 | 599,533 |
| Countries that Start with I | 0 | - | 4.92 | 1,282,143 |
| Countries that Start with J | 0 | - | 4.98 | 597,578 |
| Countries that Start with K | 0 | - | 4.97 | 810,816 |
| Countries that Start with L | 0 | - | 4.98 | 1,084,682 |
| Countries that Start with N | 0 | - | 4.93 | 1,111,608 |
| Countries that Start with P | 0 | - | 4.94 | 1,210,270 |
| Countries that Start with S | 0 | - | 4.98 | 1,747,011 |
| Countries that Start with T | 0 | - | 4.90 | 1,005,530 |
| Countries that Start with U | 0 | - | 4.97 | 900,987 |
| Countries that Start with V | 0 | - | 4.98 | 606,066 |
| Countries that Start with F | 0 | - | 4.83 | 613,509 |
| Countries that Start with M | 0 | - | 4.97 | 1,375,333 |
| The Only African Country ... | 0 | - | 4.99 | 128,545 |
| The Only American Country ... | 0 | - | 4.92 | 120,999 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,854 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,352 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,204 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,669 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,301 |
| European Countries with One Border | 0 | - | 4.97 | 181,889 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,795 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,561 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,050,120 |
| Boxing Countries | 0 | - | 4.26 | 31,255 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 114,793 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,079 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,481 |
| Landlocked Countries | 0 | - | 4.99 | 415,286 |
| UK Immigration by Country | 0 | - | 4.94 | 139,934 |
| Central American Countries | 0 | - | 4.98 | 155,322 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,849 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,235 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,093 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,503 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,018 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,639 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,649 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,565 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 115,599 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,266 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,967 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,884 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,618 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,893 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,533 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,387 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,435 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,314 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,590 |
| Countries That Border Russia | 0 | - | 4.98 | 459,804 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,623 |
| Countries Bordering France | 0 | - | 4.83 | 400,567 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,588 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,317 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,665 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,405 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,074 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 257,762 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,255 |
| Germany Country Quiz | 0 | - | 4.82 | 156,874 |
| Russia Country Quiz | 0 | - | 4.85 | 113,847 |
| Italy Country Quiz | 0 | - | 4.82 | 122,468 |
| Japan Country Quiz | 0 | - | 4.92 | 141,572 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,559 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,982 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,881 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,124 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 35,262 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,332 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,147 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,453 |
| Syria Country Quiz | 0 | - | 4.81 | 32,463 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,401 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,582 |
| Palau Country Quiz | 0 | - | 4.90 | 22,886 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,288 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,227 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,086 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,326 |
| World Capitals Quiz | 0 | - | 5.00 | 5,042,254 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,205 |
| Random European Capital to Country | 0 | - | 4.98 | 189,541 |
| Random European Country to Capital | 0 | - | 4.92 | 147,701 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,541 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,636 |
| Random African Country to Capital | 0 | - | 4.94 | 70,364 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,259 |
