| Countries by Sports League Revenue | 0 | - | 4.94 | 76,945 |
| Olympic Host Countries | 0 | - | 4.98 | 200,377 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 308,045 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 46,501 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,876 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,945 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,267 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,013 |
| Countries with Megacities | 0 | - | 4.99 | 259,546 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,872 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,984 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,158 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,988 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,191 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,716 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,765 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,773 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,381 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,272 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,283 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,048 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,001 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,551 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,416 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,677 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,262 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,369 |
| North American Sports Cities | 0 | - | 4.83 | 171,760 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,248 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,564 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,623 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,851 |
| The Only European Country ... | 0 | - | 4.91 | 216,021 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,769 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,790 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,583 |
| Countries of Africa | 0 | - | 5.00 | 2,530,400 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 99,752 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,467 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,572 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,093 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,177 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,393 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,500 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,215 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,703 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,970 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,157 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,736 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,102 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,078 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,449 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,154 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,436 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,081 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,606 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,395 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,196 |
| Countries of the Middle East | 0 | - | 4.96 | 200,755 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,013 |
| Slavic Countries | 0 | - | 4.96 | 111,499 |
| African Island Countries | 0 | - | 4.96 | 101,439 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,792 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,782 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,905 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,668 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,668 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,289 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,190 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,666 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,439 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,539 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,513 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,094 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,987 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,394 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,014 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,979 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,822 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,090 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,091 |
| Boundary Waters | 0 | - | 4.92 | 88,376 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,079 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,907 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,448 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,520 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,030 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,643 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,768 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,347 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,045 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,134 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,310 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,586 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.90 | 12,439 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,291 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,737 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,062 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,946 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,940 |
| Monarchies of Europe | 0 | - | 4.90 | 97,969 |
| Monarchies of Asia | 0 | - | 4.97 | 70,987 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,781 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,349 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,324 |
| Countries that Start with A | 0 | - | 4.98 | 2,158,924 |
| Countries that Start with B | 0 | - | 4.95 | 2,290,923 |
| Countries that Start with C | 0 | - | 4.96 | 1,819,230 |
| Countries that Start with D | 0 | - | 4.96 | 707,639 |
| Countries that Start with E | 0 | - | 4.95 | 1,374,863 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,521 |
| Countries that Start with H | 0 | - | 4.96 | 603,094 |
| Countries that Start with I | 0 | - | 4.92 | 1,286,188 |
| Countries that Start with J | 0 | - | 4.98 | 600,950 |
| Countries that Start with K | 0 | - | 4.97 | 814,131 |
| Countries that Start with L | 0 | - | 4.98 | 1,088,919 |
| Countries that Start with N | 0 | - | 4.93 | 1,115,857 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,367 |
| Countries that Start with S | 0 | - | 4.98 | 1,752,417 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,485 |
| Countries that Start with U | 0 | - | 4.97 | 903,377 |
| Countries that Start with V | 0 | - | 4.98 | 608,420 |
| Countries that Start with F | 0 | - | 4.83 | 616,313 |
| Countries that Start with M | 0 | - | 4.97 | 1,379,654 |
| The Only African Country ... | 0 | - | 4.98 | 128,944 |
| The Only American Country ... | 0 | - | 4.92 | 121,410 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,062 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,651 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,673 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,265 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,788 |
| European Countries with One Border | 0 | - | 4.97 | 182,528 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,329 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,005 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,330,406 |
| Boxing Countries | 0 | - | 4.26 | 31,325 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,515 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,320 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,940 |
| Landlocked Countries | 0 | - | 4.99 | 418,888 |
| UK Immigration by Country | 0 | - | 4.94 | 140,685 |
| Central American Countries | 0 | - | 4.98 | 155,900 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,331 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,732 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,201 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,026 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,463 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,243 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,990 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,366 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 131,419 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,942 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,322 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,129 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,943 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,170 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,727 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,716 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,915 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,800 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,839 |
| Countries That Border Russia | 0 | - | 4.98 | 461,141 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,890 |
| Countries Bordering France | 0 | - | 4.83 | 401,925 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,648 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,508 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,959 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,784 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,295 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,022 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,786 |
| Name a Valid African Country | 0 | - | 4.98 | 153,781 |
| Germany Country Quiz | 0 | - | 4.82 | 157,598 |
| Russia Country Quiz | 0 | - | 4.85 | 114,290 |
| Italy Country Quiz | 0 | - | 4.82 | 123,217 |
| Japan Country Quiz | 0 | - | 4.93 | 142,227 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,474 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,243 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,016 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,297 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,683 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,417 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,393 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,658 |
| Syria Country Quiz | 0 | - | 4.81 | 32,679 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,495 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,725 |
| Palau Country Quiz | 0 | - | 4.90 | 22,970 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,496 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,420 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,662 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,898 |
| World Capitals Quiz | 0 | - | 5.00 | 5,063,417 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,553 |
| Random European Capital to Country | 0 | - | 4.98 | 190,638 |
| Random European Country to Capital | 0 | - | 4.93 | 164,637 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,224 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,604 |
| Random African Country to Capital | 0 | - | 4.94 | 71,097 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,977 |
