| Olympic Host Countries | 0 | - | 4.98 | 200,963 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,495 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,548 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,451 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,363 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 310,165 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,605 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,259 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,298 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,246 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,053 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,243 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,728 |
| Countries with Megacities | 0 | - | 4.99 | 264,155 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,573 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,384 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,833 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,443 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,447,112 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,713 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,228 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,856 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 68,020 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,474 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,373 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,515 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,829 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,034 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,023 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,496 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,645 |
| North American Sports Cities | 0 | - | 4.83 | 172,525 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,311 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,982 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,475 |
| The Only European Country ... | 0 | - | 4.91 | 217,053 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,560 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,381 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,707 |
| Countries of Africa | 0 | - | 5.00 | 2,541,246 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,485 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 100,389 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 118,039 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,898 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,177 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,772 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,665 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,597 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,033 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,261 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,429 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,117 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,415 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,260 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,846 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,294 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,602 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,343 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,857 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,054 |
| Countries of the Middle East | 0 | - | 4.96 | 201,388 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,439 |
| Slavic Countries | 0 | - | 4.96 | 111,783 |
| African Island Countries | 0 | - | 4.96 | 101,752 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,538 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,924 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,084 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,248 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,024,638 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,051 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,629 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,690 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,181 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,794 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,863 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,676 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,315 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,324 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,692 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,358 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,270 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,106 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,357 |
| Boundary Waters | 0 | - | 4.92 | 88,520 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,217 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,194 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,118 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,047 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,508 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,236 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,855 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,504 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,412 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,269 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,485 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,848 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,267 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,760 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,987 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,419 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,209 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,149 |
| Monarchies of Europe | 0 | - | 4.90 | 98,247 |
| Monarchies of Asia | 0 | - | 4.97 | 71,154 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,957 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,377 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,121 |
| Countries that Start with A | 0 | - | 4.98 | 2,164,859 |
| Countries that Start with B | 0 | - | 4.95 | 2,296,450 |
| Countries that Start with C | 0 | - | 4.96 | 1,823,734 |
| Countries that Start with D | 0 | - | 4.96 | 710,827 |
| Countries that Start with E | 0 | - | 4.95 | 1,378,525 |
| Countries that Start with G | 0 | - | 4.97 | 1,504,778 |
| Countries that Start with H | 0 | - | 4.96 | 605,609 |
| Countries that Start with I | 0 | - | 4.92 | 1,289,371 |
| Countries that Start with J | 0 | - | 4.98 | 603,241 |
| Countries that Start with K | 0 | - | 4.97 | 816,719 |
| Countries that Start with L | 0 | - | 4.98 | 1,091,781 |
| Countries that Start with N | 0 | - | 4.93 | 1,118,796 |
| Countries that Start with P | 0 | - | 4.94 | 1,217,214 |
| Countries that Start with S | 0 | - | 4.98 | 1,756,381 |
| Countries that Start with T | 0 | - | 4.90 | 1,010,689 |
| Countries that Start with U | 0 | - | 4.97 | 905,183 |
| Countries that Start with V | 0 | - | 4.98 | 609,810 |
| Countries that Start with F | 0 | - | 4.83 | 618,257 |
| Countries that Start with M | 0 | - | 4.97 | 1,382,868 |
| The Only African Country ... | 0 | - | 4.99 | 129,213 |
| The Only American Country ... | 0 | - | 4.92 | 121,724 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,167 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,835 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,973 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,705 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,128 |
| European Countries with One Border | 0 | - | 4.97 | 182,965 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,746 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,298 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,531,236 |
| Boxing Countries | 0 | - | 4.26 | 31,376 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,776 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,521 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,329 |
| Landlocked Countries | 0 | - | 4.99 | 421,332 |
| UK Immigration by Country | 0 | - | 4.94 | 141,041 |
| Central American Countries | 0 | - | 4.98 | 156,621 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,765 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,142 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,276 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,349 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,696 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,480 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,614 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,709 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,056 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,285 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,590 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,300 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,177 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,340 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,881 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,931 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,228 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,136 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,044 |
| Countries That Border Russia | 0 | - | 4.98 | 462,163 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,098 |
| Countries Bordering France | 0 | - | 4.83 | 402,921 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,765 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,628 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,197 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,044 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,433 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,565 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,130 |
| Name a Valid African Country | 0 | - | 4.98 | 154,230 |
| Germany Country Quiz | 0 | - | 4.83 | 158,030 |
| Russia Country Quiz | 0 | - | 4.83 | 114,599 |
| Japan Country Quiz | 0 | - | 4.93 | 142,627 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,018 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,414 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,112 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,384 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,824 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,464 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,550 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,774 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,843 |
| Syria Country Quiz | 0 | - | 4.81 | 32,822 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,538 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,835 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,739 |
| Palau Country Quiz | 0 | - | 4.90 | 23,043 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,671 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,552 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,309 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,313 |
| World Capitals Quiz | 0 | - | 5.00 | 5,079,469 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,731 |
| Random European Capital to Country | 0 | - | 4.98 | 191,065 |
| Random European Country to Capital | 0 | - | 4.93 | 165,282 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,538 |
