| Olympic Host Countries | 0 | - | 4.98 | 200,836 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,188 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,425 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,414 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,343 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 309,736 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,567 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,207 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,152 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,107 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,595 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,212 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,587 |
| Countries with Megacities | 0 | - | 4.99 | 263,731 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,431 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,306 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,699 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,353 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,446,309 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,473 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,202 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,838 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,970 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,425 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,356 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,410 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,763 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,910 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,966 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,431 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,589 |
| North American Sports Cities | 0 | - | 4.83 | 172,435 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,164 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,894 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,355 |
| The Only European Country ... | 0 | - | 4.91 | 216,820 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,391 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,242 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,671 |
| Countries of Africa | 0 | - | 5.00 | 2,538,821 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,462 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 100,261 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,913 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,827 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,940 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,682 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,633 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,508 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,945 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,198 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,356 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,050 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,335 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,218 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,785 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,275 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,566 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,287 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,198 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,865 |
| Countries of the Middle East | 0 | - | 4.96 | 201,274 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,355 |
| Slavic Countries | 0 | - | 4.96 | 111,719 |
| African Island Countries | 0 | - | 4.96 | 101,687 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,524 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,905 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,019 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,178 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,861 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,966 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,554 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,600 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,079 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,732 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,806 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,635 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,268 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,253 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,631 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,304 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,198 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,034 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,309 |
| Boundary Waters | 0 | - | 4.92 | 88,490 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,185 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,143 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,988 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 183,938 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,394 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,863 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,833 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,463 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,339 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,238 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,441 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,782 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,206 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,653 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,943 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,353 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,160 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,114 |
| Monarchies of Europe | 0 | - | 4.90 | 98,186 |
| Monarchies of Asia | 0 | - | 4.97 | 71,116 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,915 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,370 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,916 |
| Countries that Start with A | 0 | - | 4.98 | 2,163,636 |
| Countries that Start with B | 0 | - | 4.95 | 2,295,305 |
| Countries that Start with C | 0 | - | 4.96 | 1,822,823 |
| Countries that Start with D | 0 | - | 4.96 | 710,163 |
| Countries that Start with E | 0 | - | 4.95 | 1,377,798 |
| Countries that Start with G | 0 | - | 4.97 | 1,503,980 |
| Countries that Start with H | 0 | - | 4.96 | 605,149 |
| Countries that Start with I | 0 | - | 4.92 | 1,288,785 |
| Countries that Start with J | 0 | - | 4.98 | 602,811 |
| Countries that Start with K | 0 | - | 4.97 | 816,204 |
| Countries that Start with L | 0 | - | 4.98 | 1,091,195 |
| Countries that Start with N | 0 | - | 4.93 | 1,118,221 |
| Countries that Start with P | 0 | - | 4.94 | 1,216,600 |
| Countries that Start with S | 0 | - | 4.98 | 1,755,496 |
| Countries that Start with T | 0 | - | 4.90 | 1,010,229 |
| Countries that Start with U | 0 | - | 4.97 | 904,817 |
| Countries that Start with V | 0 | - | 4.98 | 609,561 |
| Countries that Start with F | 0 | - | 4.83 | 617,926 |
| Countries that Start with M | 0 | - | 4.97 | 1,382,218 |
| The Only African Country ... | 0 | - | 4.99 | 129,148 |
| The Only American Country ... | 0 | - | 4.92 | 121,663 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,144 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,806 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,903 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,615 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,056 |
| European Countries with One Border | 0 | - | 4.97 | 182,856 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,657 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,253 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,489,732 |
| Boxing Countries | 0 | - | 4.26 | 31,366 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,725 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,473 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,252 |
| Landlocked Countries | 0 | - | 4.99 | 420,869 |
| UK Immigration by Country | 0 | - | 4.94 | 140,964 |
| Central American Countries | 0 | - | 4.98 | 156,523 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,701 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,063 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,267 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,293 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,646 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,228 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,503 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,648 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 134,753 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,234 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,534 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,264 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,109 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,305 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,854 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,880 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,172 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,075 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,004 |
| Countries That Border Russia | 0 | - | 4.98 | 461,904 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,067 |
| Countries Bordering France | 0 | - | 4.83 | 402,698 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,555 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,603 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,140 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,995 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,409 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,269 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,064 |
| Name a Valid African Country | 0 | - | 4.98 | 154,145 |
| Germany Country Quiz | 0 | - | 4.83 | 157,938 |
| Russia Country Quiz | 0 | - | 4.83 | 114,530 |
| Japan Country Quiz | 0 | - | 4.93 | 142,543 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,887 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,377 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,084 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,359 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,792 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,452 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,521 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,750 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,830 |
| Syria Country Quiz | 0 | - | 4.81 | 32,794 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,526 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,815 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,706 |
| Palau Country Quiz | 0 | - | 4.90 | 23,021 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,637 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,532 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,230 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,236 |
| World Capitals Quiz | 0 | - | 5.00 | 5,076,365 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,697 |
| Random European Capital to Country | 0 | - | 4.98 | 190,991 |
| Random European Country to Capital | 0 | - | 4.93 | 165,203 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,490 |
