| Olympic Host Countries | 0 | - | 4.98 | 202,190 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,350 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,756 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,761 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,600 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 314,952 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 96,063 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,740 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,767 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 53,562 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,576 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,566 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,481 |
| Countries with Megacities | 0 | - | 4.99 | 267,819 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,131 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,333 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,462 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,430 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,455,957 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,957 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,642 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 58,135 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,448 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,877 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,561 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 59,631 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,463 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,509 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,808 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,992 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.91 | 94,356 |
| North American Sports Cities | 0 | - | 4.82 | 173,289 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,178 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,234 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,456 |
| The Only European Country ... | 0 | - | 4.91 | 219,531 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,303 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,802 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,980 |
| Countries of Africa | 0 | - | 5.00 | 2,564,317 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,804 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 101,471 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 119,024 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,682 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,598 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,603 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,970 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,563 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,848 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,890 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 91,044 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 224,022 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 136,010 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,605 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,278 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,571 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,922 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,866 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,031 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,213 |
| Countries of the Middle East | 0 | - | 4.96 | 203,240 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,349 |
| Slavic Countries | 0 | - | 4.96 | 112,491 |
| African Island Countries | 0 | - | 4.96 | 102,725 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,696 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,239 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 165,801 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 171,144 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,138 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,994 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,471 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,938 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,132 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,758 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,711 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,073 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,964 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,516 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,050 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,677 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,067 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,304 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,411 |
| Boundary Waters | 0 | - | 4.92 | 88,832 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,465 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,829 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,898 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,433 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,269 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 105,084 |
| Countries by Population Decrease | 0 | - | 4.46 | 50,017 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,967 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,102 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,543 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,892 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,361 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,788 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 228,120 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,570 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,266 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,767 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,608 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,244 |
| Monarchies of Europe | 0 | - | 4.90 | 99,021 |
| Monarchies of Asia | 0 | - | 4.97 | 71,600 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,348 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,463 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,802 |
| Countries that Start with A | 0 | - | 4.98 | 2,178,270 |
| Countries that Start with B | 0 | - | 4.95 | 2,308,880 |
| Countries that Start with C | 0 | - | 4.96 | 1,833,341 |
| Countries that Start with D | 0 | - | 4.96 | 717,734 |
| Countries that Start with E | 0 | - | 4.95 | 1,386,592 |
| Countries that Start with G | 0 | - | 4.97 | 1,513,155 |
| Countries that Start with H | 0 | - | 4.96 | 610,488 |
| Countries that Start with I | 0 | - | 4.92 | 1,295,767 |
| Countries that Start with J | 0 | - | 4.98 | 607,868 |
| Countries that Start with K | 0 | - | 4.97 | 821,698 |
| Countries that Start with L | 0 | - | 4.98 | 1,098,029 |
| Countries that Start with N | 0 | - | 4.93 | 1,125,086 |
| Countries that Start with P | 0 | - | 4.94 | 1,223,251 |
| Countries that Start with S | 0 | - | 4.98 | 1,764,774 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,843 |
| Countries that Start with U | 0 | - | 4.97 | 909,187 |
| Countries that Start with V | 0 | - | 4.98 | 612,526 |
| Countries that Start with F | 0 | - | 4.83 | 621,987 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,554 |
| The Only African Country ... | 0 | - | 4.99 | 129,785 |
| The Only American Country ... | 0 | - | 4.92 | 122,339 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,440 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,557 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,972 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,707 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,057 |
| European Countries with One Border | 0 | - | 4.97 | 184,003 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,715 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,974 |
| Highest Fertility Countries | 0 | - | 4.90 | 27,303 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,965,684 |
| Boxing Countries | 0 | - | 4.27 | 31,504 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,228 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,862 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,966 |
| Landlocked Countries | 0 | - | 4.99 | 427,204 |
| UK Immigration by Country | 0 | - | 4.94 | 141,879 |
| Central American Countries | 0 | - | 4.98 | 157,522 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,690 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,549 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,090 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,410 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,122 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,200 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,974 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,951 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,476 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,700 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,942 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,136 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,641 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,925 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,769 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 46,174 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,424 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,045 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,931 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,809 |
| Countries That Border Russia | 0 | - | 4.98 | 464,875 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,528 |
| Countries Bordering France | 0 | - | 4.83 | 405,305 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,201 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,940 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,691 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,939 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,782 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,311 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,935 |
| Name a Valid African Country | 0 | - | 4.98 | 155,239 |
| Germany Country Quiz | 0 | - | 4.82 | 159,033 |
| Russia Country Quiz | 0 | - | 4.83 | 115,427 |
| Japan Country Quiz | 0 | - | 4.93 | 143,500 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,238 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,824 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,289 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 35,631 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,132 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,562 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,905 |
| Nepal Country Quiz | 0 | - | 4.95 | 38,022 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,972 |
| Syria Country Quiz | 0 | - | 4.80 | 33,105 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,635 |
| Kenya Country Quiz | 0 | - | 4.86 | 35,064 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,983 |
| Qatar Country Quiz | 0 | - | 4.86 | 31,755 |
| Palau Country Quiz | 0 | - | 4.89 | 23,163 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,987 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,815 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,161 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,185 |
| World Capitals Quiz | 0 | - | 5.00 | 5,113,440 |
