| Olympic Host Countries | 0 | - | 4.98 | 198,969 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,847 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,658 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,854 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,935 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,930 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,678 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,460 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,322 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,232 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,095 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,652 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,767 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,519 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,365 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,714 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,813 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,490 |
| Countries with Megacities | 0 | - | 4.99 | 247,328 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,324 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,116 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,746 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,040 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,576 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,320 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,854 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,062 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 57,018 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,916 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,093 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,965 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,530 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,688 |
| North American Sports Cities | 0 | - | 4.83 | 170,965 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,127 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,870 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,674 |
| The Only European Country ... | 0 | - | 4.91 | 214,013 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,260 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,668 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,239 |
| Countries of Africa | 0 | - | 5.00 | 2,509,613 |
| Winter Olympics Hosts | 0 | - | 4.41 | 86,920 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 98,871 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,485 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,225 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,742 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,181 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,416 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,020 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,466 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,652 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,554 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,366 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,335 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,673 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,612 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,866 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,282 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,462 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,484 |
| Countries of the Middle East | 0 | - | 4.96 | 199,061 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,324 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 70,960 |
| Slavic Countries | 0 | - | 4.96 | 110,907 |
| African Island Countries | 0 | - | 4.96 | 100,843 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,515 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 333,001 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,181 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,193 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 122,175 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,012,452 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,812 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,568 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,215 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,696 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,752 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,849 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,174 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,204 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,351 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,629 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,336 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,471 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,303 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,537 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 231,062 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,086 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,922 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,035 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,849 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,464 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,344 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,252 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,422 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,389 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,397 |
| Monarchies of Europe | 0 | - | 4.90 | 97,371 |
| Monarchies of Asia | 0 | - | 4.97 | 70,629 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,452 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,523 |
| Countries with the Most Muslims | 0 | - | 4.95 | 159,330 |
| Countries with the Most Exports | 0 | - | 4.96 | 154,223 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,556 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,577 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,695 |
| Countries with the Longest Coastlines | 0 | - | 4.81 | 411,286 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 262,303 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 103,003 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,753 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,896 |
| Countries that Start with A | 0 | - | 4.97 | 2,147,732 |
| Countries that Start with B | 0 | - | 4.95 | 2,280,623 |
| Countries that Start with C | 0 | - | 4.96 | 1,810,956 |
| Countries that Start with D | 0 | - | 4.96 | 701,986 |
| Countries that Start with E | 0 | - | 4.95 | 1,368,028 |
| Countries that Start with G | 0 | - | 4.97 | 1,493,383 |
| Countries that Start with H | 0 | - | 4.96 | 598,326 |
| Countries that Start with I | 0 | - | 4.92 | 1,280,682 |
| Countries that Start with J | 0 | - | 4.98 | 596,380 |
| Countries that Start with K | 0 | - | 4.97 | 809,721 |
| Countries that Start with L | 0 | - | 4.98 | 1,083,283 |
| Countries that Start with N | 0 | - | 4.93 | 1,110,171 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,948 |
| Countries that Start with S | 0 | - | 4.98 | 1,745,108 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,532 |
| Countries that Start with U | 0 | - | 4.97 | 900,161 |
| Countries that Start with V | 0 | - | 4.98 | 605,329 |
| Countries that Start with F | 0 | - | 4.83 | 612,484 |
| Countries that Start with M | 0 | - | 4.97 | 1,373,801 |
| The Only African Country ... | 0 | - | 4.99 | 128,398 |
| The Only American Country ... | 0 | - | 4.92 | 120,814 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,794 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,274 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,076 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,464 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,108 |
| European Countries with One Border | 0 | - | 4.97 | 181,699 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,601 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,148 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,630 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,872 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,969 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,284 |
| Countries That Border Russia | 0 | - | 4.98 | 459,068 |
| Countries Bordering France | 0 | - | 4.83 | 399,669 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,205 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,988 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,830 |
| UK Immigration by Country | 0 | - | 4.94 | 139,744 |
| Boxing Countries | 0 | - | 4.26 | 31,238 |
| Central American Countries | 0 | - | 4.98 | 155,126 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,700 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,005 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,333 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,903 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,096 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,332 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,406 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,290 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,134 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,844 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,802 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,499 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,259 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,292 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,153 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,514 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,537 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,241 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,541 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,240 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,007 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 257,024 |
| Germany Country Quiz | 0 | - | 4.82 | 156,656 |
| Russia Country Quiz | 0 | - | 4.85 | 113,692 |
| Italy Country Quiz | 0 | - | 4.82 | 122,292 |
| Japan Country Quiz | 0 | - | 4.92 | 141,362 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,298 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,883 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,831 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,063 |
| Kazakhstan Country Quiz | 0 | - | 4.82 | 33,913 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,304 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,072 |
| Syria Country Quiz | 0 | - | 4.81 | 32,373 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,507 |
| Palau Country Quiz | 0 | - | 4.89 | 22,852 |
| Boundary Waters | 0 | - | 4.92 | 88,066 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,833 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,341 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 111,931 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,293 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,127 |
| Random European Capital to Country | 0 | - | 4.98 | 189,322 |
| Random European Country to Capital | 0 | - | 4.92 | 147,537 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,439 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,498 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,950,066 |
| Landlocked Countries | 0 | - | 4.99 | 413,938 |
