| Olympic Host Countries | 0 | - | 4.98 | 202,138 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,303 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,704 |
| 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 | 314,661 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 96,042 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,701 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,694 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 53,450 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,290 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,549 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,413 |
| Countries with Megacities | 0 | - | 4.99 | 267,638 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,057 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,284 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,402 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,386 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,455,522 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,839 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,631 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 58,116 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,428 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,857 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,550 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 59,571 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,427 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,447 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,781 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,969 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.91 | 94,325 |
| North American Sports Cities | 0 | - | 4.82 | 173,258 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,092 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,185 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,397 |
| The Only European Country ... | 0 | - | 4.91 | 219,409 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,214 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,745 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,970 |
| Countries of Africa | 0 | - | 5.00 | 2,563,160 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,786 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 101,418 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 118,976 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 72,643 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,481 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,554 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,953 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,506 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,797 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,851 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 91,001 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,957 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,976 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,591 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,261 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,561 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,911 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,838 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,726 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,119 |
| Countries of the Middle East | 0 | - | 4.96 | 203,163 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,314 |
| Slavic Countries | 0 | - | 4.96 | 112,468 |
| African Island Countries | 0 | - | 4.96 | 102,686 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,690 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,222 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 165,775 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 171,064 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,695 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,952 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,426 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,868 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,058 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,714 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,665 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,060 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,948 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,478 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,015 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,624 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,035 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,269 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 46,866 |
| Boundary Waters | 0 | - | 4.92 | 88,820 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,441 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,788 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,821 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,370 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,214 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 105,040 |
| Countries by Population Decrease | 0 | - | 4.46 | 50,008 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,955 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 160,068 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,533 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,869 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,323 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,754 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 228,059 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,542 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,220 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,739 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,577 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,221 |
| Monarchies of Europe | 0 | - | 4.90 | 98,988 |
| Monarchies of Asia | 0 | - | 4.97 | 71,571 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,327 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,458 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,693 |
| Countries that Start with A | 0 | - | 4.98 | 2,177,604 |
| Countries that Start with B | 0 | - | 4.95 | 2,308,236 |
| Countries that Start with C | 0 | - | 4.96 | 1,832,843 |
| Countries that Start with D | 0 | - | 4.96 | 717,375 |
| Countries that Start with E | 0 | - | 4.95 | 1,386,173 |
| Countries that Start with G | 0 | - | 4.97 | 1,512,702 |
| Countries that Start with H | 0 | - | 4.96 | 610,237 |
| Countries that Start with I | 0 | - | 4.92 | 1,295,442 |
| Countries that Start with J | 0 | - | 4.98 | 607,637 |
| Countries that Start with K | 0 | - | 4.97 | 821,453 |
| Countries that Start with L | 0 | - | 4.98 | 1,097,711 |
| Countries that Start with N | 0 | - | 4.93 | 1,124,766 |
| Countries that Start with P | 0 | - | 4.94 | 1,222,919 |
| Countries that Start with S | 0 | - | 4.98 | 1,764,357 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,586 |
| Countries that Start with U | 0 | - | 4.97 | 908,987 |
| Countries that Start with V | 0 | - | 4.98 | 612,392 |
| Countries that Start with F | 0 | - | 4.83 | 621,800 |
| Countries that Start with M | 0 | - | 4.97 | 1,389,217 |
| The Only African Country ... | 0 | - | 4.99 | 129,755 |
| The Only American Country ... | 0 | - | 4.92 | 122,305 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,428 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,532 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,942 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,662 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 106,998 |
| European Countries with One Border | 0 | - | 4.97 | 183,952 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,670 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,947 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,943,927 |
| Boxing Countries | 0 | - | 4.27 | 31,494 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,200 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,846 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,938 |
| Landlocked Countries | 0 | - | 4.99 | 426,925 |
| UK Immigration by Country | 0 | - | 4.94 | 141,840 |
| Central American Countries | 0 | - | 4.98 | 157,474 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,665 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,509 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,051 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,405 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,085 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,176 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,851 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,902 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,440 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,601 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,916 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,110 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,625 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,896 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,738 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 46,162 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,406 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,011 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,902 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,795 |
| Countries That Border Russia | 0 | - | 4.98 | 464,750 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,514 |
| Countries Bordering France | 0 | - | 4.83 | 405,200 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,101 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,929 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,670 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,909 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,763 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,112 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,894 |
| Name a Valid African Country | 0 | - | 4.98 | 155,174 |
| Germany Country Quiz | 0 | - | 4.82 | 158,983 |
| Russia Country Quiz | 0 | - | 4.83 | 115,397 |
| Japan Country Quiz | 0 | - | 4.93 | 143,470 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,185 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,807 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,278 |
| 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 | 46,883 |
| Nepal Country Quiz | 0 | - | 4.95 | 38,005 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,968 |
| Syria Country Quiz | 0 | - | 4.81 | 33,084 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,631 |
| Kenya Country Quiz | 0 | - | 4.86 | 35,054 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,977 |
| Qatar Country Quiz | 0 | - | 4.86 | 31,745 |
| Palau Country Quiz | 0 | - | 4.89 | 23,157 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,973 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,796 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,108 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,143 |
| World Capitals Quiz | 0 | - | 5.00 | 5,111,546 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,145 |
