| Olympic Host Countries | 0 | - | 4.98 | 201,335 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,793 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 77,921 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,568 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,447 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 311,624 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,764 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,435 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,760 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 51,884 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,574 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,351 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,221 |
| Countries with Megacities | 0 | - | 4.99 | 265,351 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,050 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,648 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,296 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,721 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,450,001 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,412 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,417 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,928 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 68,166 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,625 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,447 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,870 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,043 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,445 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,317 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,667 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 93,863 |
| North American Sports Cities | 0 | - | 4.83 | 172,789 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,949 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,415 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 116,340 |
| The Only European Country ... | 0 | - | 4.91 | 217,868 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,108 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,896 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,792 |
| Countries of Africa | 0 | - | 5.00 | 2,548,924 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,576 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 100,785 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 118,374 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,121 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,941 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,011 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,759 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,885 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,293 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,449 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,581 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,415 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,607 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,358 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,003 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,388 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,693 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,506 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,332,140 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,805 |
| Countries of the Middle East | 0 | - | 4.96 | 201,941 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,756 |
| Slavic Countries | 0 | - | 4.96 | 112,030 |
| African Island Countries | 0 | - | 4.96 | 102,074 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,585 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,014 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,325 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,518 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,027,284 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,396 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,945 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,112 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,802 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,129 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,193 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,794 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,536 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,687 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,146 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,880 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,558 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,749 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,796 |
| Boundary Waters | 0 | - | 4.92 | 88,631 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,303 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,396 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,669 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,494 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,109 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,521 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,910 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,661 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,634 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,358 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,598 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,996 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,438 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,136 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,227 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,709 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,383 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,294 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 21,996 |
| Monarchies of Europe | 0 | - | 4.90 | 98,481 |
| Monarchies of Asia | 0 | - | 4.97 | 71,309 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,098 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,410 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,759 |
| Countries that Start with A | 0 | - | 4.98 | 2,169,180 |
| Countries that Start with B | 0 | - | 4.95 | 2,300,269 |
| Countries that Start with C | 0 | - | 4.96 | 1,826,771 |
| Countries that Start with D | 0 | - | 4.96 | 713,060 |
| Countries that Start with E | 0 | - | 4.95 | 1,381,161 |
| Countries that Start with G | 0 | - | 4.97 | 1,507,416 |
| Countries that Start with H | 0 | - | 4.96 | 607,167 |
| Countries that Start with I | 0 | - | 4.92 | 1,291,463 |
| Countries that Start with J | 0 | - | 4.98 | 604,699 |
| Countries that Start with K | 0 | - | 4.97 | 818,285 |
| Countries that Start with L | 0 | - | 4.98 | 1,093,764 |
| Countries that Start with N | 0 | - | 4.93 | 1,120,806 |
| Countries that Start with P | 0 | - | 4.94 | 1,219,153 |
| Countries that Start with S | 0 | - | 4.98 | 1,759,067 |
| Countries that Start with T | 0 | - | 4.90 | 1,012,104 |
| Countries that Start with U | 0 | - | 4.97 | 906,309 |
| Countries that Start with V | 0 | - | 4.98 | 610,637 |
| Countries that Start with F | 0 | - | 4.83 | 619,456 |
| Countries that Start with M | 0 | - | 4.97 | 1,385,039 |
| The Only African Country ... | 0 | - | 4.99 | 129,392 |
| The Only American Country ... | 0 | - | 4.92 | 121,928 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,270 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,092 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,183 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,045 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,430 |
| European Countries with One Border | 0 | - | 4.97 | 183,302 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,082 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,516 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,669,654 |
| Boxing Countries | 0 | - | 4.26 | 31,428 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,929 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,658 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,545 |
| Landlocked Countries | 0 | - | 4.99 | 423,077 |
| UK Immigration by Country | 0 | - | 4.94 | 141,291 |
| Central American Countries | 0 | - | 4.98 | 156,943 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,051 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,998 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,416 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,318 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,623 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,854 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,294 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,030 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,925 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,065 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,507 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,806 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,412 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,519 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,489 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,978 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,103 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,477 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,405 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,561 |
| Countries That Border Russia | 0 | - | 4.98 | 463,426 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,270 |
| Countries Bordering France | 0 | - | 4.83 | 403,946 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,003 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,744 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,384 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,231 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,557 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 262,932 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,379 |
| Name a Valid African Country | 0 | - | 4.98 | 154,570 |
| Germany Country Quiz | 0 | - | 4.83 | 158,376 |
| Russia Country Quiz | 0 | - | 4.83 | 114,816 |
| Japan Country Quiz | 0 | - | 4.93 | 142,911 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,398 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,543 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,164 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,456 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,949 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,500 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,652 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,867 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,888 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,568 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,896 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,824 |
| Palau Country Quiz | 0 | - | 4.90 | 23,077 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,767 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,641 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,580 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,595 |
| World Capitals Quiz | 0 | - | 5.00 | 5,090,055 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,883 |
| Random European Capital to Country | 0 | - | 4.98 | 191,647 |
| Random European Country to Capital | 0 | - | 4.93 | 165,533 |
