| Olympic Host Countries | 0 | - | 4.98 | 200,456 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,927 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,039 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,289 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,266 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 308,304 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,410 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,031 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,684 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 46,679 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,196 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,111 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,099 |
| Countries with Megacities | 0 | - | 4.99 | 261,089 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,954 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,033 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,231 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,050 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,106 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,635 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,815 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,774 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,799 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,305 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,299 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,117 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,581 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,476 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,711 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,297 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,396 |
| North American Sports Cities | 0 | - | 4.83 | 171,833 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,640 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,665 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,918 |
| The Only European Country ... | 0 | - | 4.91 | 216,118 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,856 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,850 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,596 |
| Countries of Africa | 0 | - | 5.00 | 2,531,536 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,205 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 99,813 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,531 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,277 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,432 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,514 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,265 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,746 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,003 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,191 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,797 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,134 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,103 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,568 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,181 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,456 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,106 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,714 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,271 |
| Countries of the Middle East | 0 | - | 4.96 | 200,839 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,066 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,607 |
| Slavic Countries | 0 | - | 4.96 | 111,527 |
| African Island Countries | 0 | - | 4.96 | 101,475 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,472 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,813 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,817 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,948 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,021,057 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,702 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,331 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,253 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,731 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,480 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,581 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,532 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,120 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,025 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,437 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,061 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,004 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,852 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,132 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,524 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,581 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,086 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,673 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,775 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,366 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,076 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,148 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,327 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,612 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 12,745 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,337 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,767 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,104 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,979 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,966 |
| Monarchies of Europe | 0 | - | 4.90 | 97,992 |
| Monarchies of Asia | 0 | - | 4.97 | 71,005 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,792 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,352 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,422 |
| Countries that Start with A | 0 | - | 4.98 | 2,159,563 |
| Countries that Start with B | 0 | - | 4.95 | 2,291,489 |
| Countries that Start with C | 0 | - | 4.96 | 1,819,692 |
| Countries that Start with D | 0 | - | 4.96 | 707,960 |
| Countries that Start with E | 0 | - | 4.95 | 1,375,248 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,931 |
| Countries that Start with H | 0 | - | 4.96 | 603,392 |
| Countries that Start with I | 0 | - | 4.92 | 1,286,481 |
| Countries that Start with J | 0 | - | 4.98 | 601,212 |
| Countries that Start with K | 0 | - | 4.97 | 814,544 |
| Countries that Start with L | 0 | - | 4.98 | 1,089,222 |
| Countries that Start with N | 0 | - | 4.93 | 1,116,191 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,672 |
| Countries that Start with S | 0 | - | 4.98 | 1,752,787 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,709 |
| Countries that Start with U | 0 | - | 4.97 | 903,555 |
| Countries that Start with V | 0 | - | 4.98 | 608,586 |
| Countries that Start with F | 0 | - | 4.83 | 616,524 |
| Countries that Start with M | 0 | - | 4.97 | 1,379,982 |
| The Only African Country ... | 0 | - | 4.99 | 128,981 |
| The Only American Country ... | 0 | - | 4.92 | 121,444 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,078 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,687 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,716 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,305 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,816 |
| European Countries with One Border | 0 | - | 4.97 | 182,565 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,377 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,036 |
| Boundary Waters | 0 | - | 4.92 | 88,389 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,099 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,940 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,344 |
| UK Immigration by Country | 0 | - | 4.94 | 140,733 |
| Boxing Countries | 0 | - | 4.26 | 31,331 |
| Central American Countries | 0 | - | 4.98 | 155,969 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,369 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,791 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,076 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,496 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,373 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,108 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,436 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 132,927 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,008 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,352 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,149 |
| Countries with Most Rugby Players per Capita | 0 | - | 4.32 | 21,701 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,967 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,739 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,975 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,834 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,885 |
| Countries That Border Russia | 0 | - | 4.98 | 461,243 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,924 |
| Countries Bordering France | 0 | - | 4.83 | 402,033 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,711 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,524 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,976 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,808 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,301 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,206 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,825 |
| Name a Valid African Country | 0 | - | 4.98 | 153,838 |
| Germany Country Quiz | 0 | - | 4.82 | 157,647 |
| Russia Country Quiz | 0 | - | 4.85 | 114,320 |
| Italy Country Quiz | 0 | - | 4.82 | 123,259 |
| Japan Country Quiz | 0 | - | 4.93 | 142,273 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,532 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,260 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,025 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,308 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,696 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,419 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,671 |
| Syria Country Quiz | 0 | - | 4.81 | 32,694 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,741 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,636 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,544 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,988 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,351,421 |
| Landlocked Countries | 0 | - | 4.99 | 419,200 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,210 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,186 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,745 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,424 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,499 |
| Palau Country Quiz | 0 | - | 4.90 | 22,978 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,436 |
| World Capitals Quiz | 0 | - | 5.00 | 5,065,169 |
| Capitals of 2018 FIFA World Cup Teams | 0 | - | 4.67 | 30,903 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,572 |
| Random European Capital to Country | 0 | - | 4.98 | 190,680 |
| Random European Country to Capital | 0 | - | 4.93 | 164,778 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,308 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,632 |
