| Olympic Host Countries | 0 | - | 4.98 | 198,909 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,813 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,581 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,835 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,921 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,658 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,654 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,432 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,162 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,029 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,079 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,755 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,276 |
| Countries with Megacities | 0 | - | 4.99 | 246,996 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,157 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,000 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,580 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,898 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,747 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,208 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,677 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,571 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,289 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,822 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,049 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 56,978 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,850 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,949 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,896 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,500 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,619 |
| North American Sports Cities | 0 | - | 4.83 | 170,920 |
| Countries That Use the Euro | 0 | - | 4.96 | 103,030 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,830 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,592 |
| The Only European Country ... | 0 | - | 4.91 | 213,888 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,174 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,573 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,215 |
| Countries of Africa | 0 | - | 5.00 | 2,508,267 |
| Winter Olympics Hosts | 0 | - | 4.41 | 86,908 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 98,805 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,418 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,122 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,256 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,157 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,355 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,954 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,417 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,606 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,491 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,310 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,291 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,623 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,581 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,821 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,228 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,952 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,374 |
| Countries of the Middle East | 0 | - | 4.96 | 198,951 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,279 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 70,924 |
| Slavic Countries | 0 | - | 4.96 | 110,873 |
| African Island Countries | 0 | - | 4.96 | 100,801 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,357 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,501 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,135 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,124 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,854 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,731 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,504 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,136 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,642 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,725 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,781 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,160 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,176 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,298 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,589 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,293 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,432 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,266 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,510 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,992 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,025 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,875 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,003 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,618 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,831 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,412 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,851 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,940 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,609 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,305 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,219 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,373 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,354 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,377 |
| Monarchies of Europe | 0 | - | 4.90 | 97,337 |
| Monarchies of Asia | 0 | - | 4.97 | 70,611 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,434 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,280 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,804 |
| Countries that Start with A | 0 | - | 4.97 | 2,147,017 |
| Countries that Start with B | 0 | - | 4.95 | 2,280,016 |
| Countries that Start with C | 0 | - | 4.96 | 1,810,448 |
| Countries that Start with D | 0 | - | 4.96 | 701,636 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,616 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,905 |
| Countries that Start with H | 0 | - | 4.96 | 598,033 |
| Countries that Start with I | 0 | - | 4.92 | 1,280,348 |
| Countries that Start with J | 0 | - | 4.98 | 596,086 |
| Countries that Start with K | 0 | - | 4.97 | 809,466 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,952 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,821 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,632 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,616 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,279 |
| Countries that Start with U | 0 | - | 4.97 | 899,963 |
| Countries that Start with V | 0 | - | 4.98 | 605,137 |
| Countries that Start with F | 0 | - | 4.83 | 612,238 |
| Countries that Start with M | 0 | - | 4.97 | 1,373,451 |
| The Only African Country ... | 0 | - | 4.99 | 128,376 |
| The Only American Country ... | 0 | - | 4.92 | 120,772 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,783 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,258 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,052 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,414 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,067 |
| European Countries with One Border | 0 | - | 4.97 | 181,646 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,543 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,120 |
| Boundary Waters | 0 | - | 4.92 | 88,047 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,818 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,296 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,959 |
| UK Immigration by Country | 0 | - | 4.94 | 139,669 |
| Boxing Countries | 0 | - | 4.26 | 31,226 |
| Central American Countries | 0 | - | 4.98 | 155,073 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,670 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,911 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,284 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,873 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,972 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,273 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,371 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,260 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,096 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,811 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,782 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,463 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,224 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,262 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,132 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,502 |
| Countries That Border Russia | 0 | - | 4.98 | 458,956 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,500 |
| Countries Bordering France | 0 | - | 4.83 | 399,252 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,087 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,225 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,518 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,210 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,984 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,854 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,065 |
| Germany Country Quiz | 0 | - | 4.82 | 156,580 |
| Russia Country Quiz | 0 | - | 4.85 | 113,650 |
| Italy Country Quiz | 0 | - | 4.82 | 122,229 |
| Japan Country Quiz | 0 | - | 4.92 | 141,280 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,190 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,859 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,824 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,041 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,052 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,339 |
| Syria Country Quiz | 0 | - | 4.81 | 32,332 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,492 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 103,292 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,247 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,925,672 |
| Landlocked Countries | 0 | - | 4.99 | 413,689 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,018 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,788 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,464 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,298 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,351 |
| Palau Country Quiz | 0 | - | 4.89 | 22,845 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,138 |
| World Capitals Quiz | 0 | - | 5.00 | 5,032,082 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,086 |
| Random European Capital to Country | 0 | - | 4.98 | 189,245 |
| Random European Country to Capital | 0 | - | 4.92 | 147,474 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,416 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,431 |
| Random African Country to Capital | 0 | - | 4.94 | 70,240 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,795 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,862 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,078 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,160 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,287 |
