| Olympic Host Countries | 0 | - | 4.98 | 202,134 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,298 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,698 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,744 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,590 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 314,645 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 96,040 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,701 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,689 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 53,447 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,239 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,546 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,409 |
| Countries with Megacities | 0 | - | 4.99 | 267,628 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,052 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,278 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,394 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,382 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,455,472 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,829 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,631 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 58,115 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,426 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,857 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,548 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 59,558 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,423 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,440 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,778 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,968 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.91 | 94,325 |
| North American Sports Cities | 0 | - | 4.82 | 173,252 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,080 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,180 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,390 |
| The Only European Country ... | 0 | - | 4.91 | 219,396 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,204 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,736 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,969 |
| Countries of Africa | 0 | - | 5.00 | 2,563,086 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,785 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 101,418 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 118,974 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,640 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,469 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,551 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,953 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,503 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,795 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,850 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 91,000 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,951 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,973 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,589 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,257 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,559 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,910 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,832 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,702 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,110 |
| Countries of the Middle East | 0 | - | 4.96 | 203,151 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,307 |
| Slavic Countries | 0 | - | 4.96 | 112,466 |
| African Island Countries | 0 | - | 4.96 | 102,683 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,690 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,220 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 165,773 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 171,060 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,663 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,951 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,422 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,861 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,051 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,712 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,659 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,060 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,942 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,475 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,007 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,620 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,033 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,265 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 46,816 |
| Boundary Waters | 0 | - | 4.92 | 88,820 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,440 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,787 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,816 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,364 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,202 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 105,038 |
| Countries by Population Decrease | 0 | - | 4.46 | 50,006 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,952 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,065 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,533 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,868 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,320 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,752 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 228,056 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,541 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,217 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,737 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,576 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,218 |
| Monarchies of Europe | 0 | - | 4.90 | 98,987 |
| Monarchies of Asia | 0 | - | 4.97 | 71,569 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,326 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,458 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,691 |
| Countries that Start with A | 0 | - | 4.98 | 2,177,565 |
| Countries that Start with B | 0 | - | 4.95 | 2,308,187 |
| Countries that Start with C | 0 | - | 4.96 | 1,832,793 |
| Countries that Start with D | 0 | - | 4.96 | 717,346 |
| Countries that Start with E | 0 | - | 4.95 | 1,386,141 |
| Countries that Start with G | 0 | - | 4.97 | 1,512,657 |
| Countries that Start with H | 0 | - | 4.96 | 610,209 |
| Countries that Start with I | 0 | - | 4.92 | 1,295,415 |
| Countries that Start with J | 0 | - | 4.98 | 607,607 |
| Countries that Start with K | 0 | - | 4.97 | 821,433 |
| Countries that Start with L | 0 | - | 4.98 | 1,097,686 |
| Countries that Start with N | 0 | - | 4.93 | 1,124,735 |
| Countries that Start with P | 0 | - | 4.94 | 1,222,889 |
| Countries that Start with S | 0 | - | 4.98 | 1,764,329 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,569 |
| Countries that Start with U | 0 | - | 4.97 | 908,975 |
| Countries that Start with V | 0 | - | 4.98 | 612,380 |
| Countries that Start with F | 0 | - | 4.83 | 621,780 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,182 |
| The Only African Country ... | 0 | - | 4.99 | 129,754 |
| The Only American Country ... | 0 | - | 4.92 | 122,304 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,427 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,529 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,940 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,661 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 106,995 |
| European Countries with One Border | 0 | - | 4.97 | 183,948 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,665 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,946 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,942,240 |
| Boxing Countries | 0 | - | 4.27 | 31,494 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,199 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,845 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,933 |
| Landlocked Countries | 0 | - | 4.99 | 426,900 |
| UK Immigration by Country | 0 | - | 4.94 | 141,835 |
| Central American Countries | 0 | - | 4.98 | 157,470 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,664 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,506 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,046 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,405 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,081 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,174 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,839 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,897 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,440 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,596 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,915 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,109 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,623 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,894 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,737 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 46,161 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,404 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,009 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,899 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,794 |
| Countries That Border Russia | 0 | - | 4.98 | 464,743 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,512 |
| Countries Bordering France | 0 | - | 4.83 | 405,191 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,095 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,927 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,664 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,903 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,760 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,094 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,891 |
| Name a Valid African Country | 0 | - | 4.98 | 155,168 |
| Germany Country Quiz | 0 | - | 4.82 | 158,977 |
| Russia Country Quiz | 0 | - | 4.83 | 115,394 |
| Japan Country Quiz | 0 | - | 4.93 | 143,466 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,177 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,804 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,277 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 35,617 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,122 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,558 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,881 |
| Nepal Country Quiz | 0 | - | 4.95 | 38,005 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,968 |
| Syria Country Quiz | 0 | - | 4.81 | 33,083 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,631 |
| Kenya Country Quiz | 0 | - | 4.86 | 35,052 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,977 |
| Qatar Country Quiz | 0 | - | 4.86 | 31,744 |
| Palau Country Quiz | 0 | - | 4.89 | 23,157 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,972 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,794 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,104 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,140 |
| World Capitals Quiz | 0 | - | 5.00 | 5,111,394 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,143 |
