| Olympic Host Countries | 0 | - | 4.98 | 198,953 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,842 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,644 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,849 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,929 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,856 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,668 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,451 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,216 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,086 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,447 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,765 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,457 |
| Countries with Megacities | 0 | - | 4.99 | 247,285 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,291 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,099 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,724 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,024 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,609 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,789 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,756 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,576 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,314 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,846 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,059 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 57,006 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,883 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,037 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,944 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,520 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,663 |
| North American Sports Cities | 0 | - | 4.83 | 170,959 |
| Countries That Use the Euro | 0 | - | 4.96 | 103,106 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,861 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,665 |
| The Only European Country ... | 0 | - | 4.91 | 213,980 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,240 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,644 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,236 |
| Countries of Africa | 0 | - | 5.00 | 2,509,337 |
| Winter Olympics Hosts | 0 | - | 4.41 | 86,917 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 98,862 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,474 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 70,955 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,204 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,309 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,175 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,406 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,011 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,458 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,645 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,541 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,355 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,329 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,667 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,609 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,860 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,269 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,340 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,458 |
| Countries of the Middle East | 0 | - | 4.96 | 199,043 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,312 |
| Slavic Countries | 0 | - | 4.96 | 110,900 |
| African Island Countries | 0 | - | 4.96 | 100,833 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,365 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,514 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,176 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,180 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,012,325 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,794 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,547 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,202 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,686 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,745 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,833 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,169 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,197 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,339 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,620 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,324 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,459 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,294 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,526 |
| Boundary Waters | 0 | - | 4.92 | 88,064 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,830 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,325 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 231,042 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,069 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,906 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,026 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,627 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,847 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,453 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,869 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,965 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,641 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,335 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,245 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,412 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,383 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,392 |
| Monarchies of Europe | 0 | - | 4.90 | 97,365 |
| Monarchies of Asia | 0 | - | 4.97 | 70,621 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,447 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,283 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,873 |
| Countries that Start with A | 0 | - | 4.97 | 2,147,554 |
| Countries that Start with B | 0 | - | 4.95 | 2,280,480 |
| Countries that Start with C | 0 | - | 4.96 | 1,810,852 |
| Countries that Start with D | 0 | - | 4.96 | 701,913 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,942 |
| Countries that Start with G | 0 | - | 4.97 | 1,493,296 |
| Countries that Start with H | 0 | - | 4.96 | 598,263 |
| Countries that Start with I | 0 | - | 4.92 | 1,280,615 |
| Countries that Start with J | 0 | - | 4.98 | 596,318 |
| Countries that Start with K | 0 | - | 4.97 | 809,663 |
| Countries that Start with L | 0 | - | 4.98 | 1,083,220 |
| Countries that Start with N | 0 | - | 4.93 | 1,110,104 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,871 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,989 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,472 |
| Countries that Start with U | 0 | - | 4.97 | 900,116 |
| Countries that Start with V | 0 | - | 4.98 | 605,279 |
| Countries that Start with F | 0 | - | 4.83 | 612,436 |
| Countries that Start with M | 0 | - | 4.97 | 1,373,722 |
| The Only African Country ... | 0 | - | 4.99 | 128,394 |
| The Only American Country ... | 0 | - | 4.92 | 120,800 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,789 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,273 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,074 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,450 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,094 |
| European Countries with One Border | 0 | - | 4.97 | 181,685 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,586 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,142 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,944,511 |
| Boxing Countries | 0 | - | 4.26 | 31,238 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 111,188 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,985 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,288 |
| Landlocked Countries | 0 | - | 4.99 | 413,874 |
| UK Immigration by Country | 0 | - | 4.94 | 139,726 |
| Central American Countries | 0 | - | 4.98 | 155,117 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,689 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,991 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,028 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,320 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,900 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,075 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,318 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,401 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,284 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,126 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,833 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,798 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,493 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,802 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,471 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,250 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,287 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,150 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,511 |
| Countries That Border Russia | 0 | - | 4.98 | 459,039 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,521 |
| Countries Bordering France | 0 | - | 4.83 | 399,599 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,172 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,234 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,538 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,229 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,004 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,992 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,098 |
| Germany Country Quiz | 0 | - | 4.82 | 156,638 |
| Russia Country Quiz | 0 | - | 4.85 | 113,687 |
| Italy Country Quiz | 0 | - | 4.82 | 122,282 |
| Japan Country Quiz | 0 | - | 4.92 | 141,343 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,278 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,876 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,831 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,053 |
| Kazakhstan Country Quiz | 0 | - | 4.85 | 33,628 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,303 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,067 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,364 |
| Syria Country Quiz | 0 | - | 4.81 | 32,367 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,361 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,505 |
| Palau Country Quiz | 0 | - | 4.89 | 22,852 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,189 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,153 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,691 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,087 |
| World Capitals Quiz | 0 | - | 5.00 | 5,033,509 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,117 |
| Random European Capital to Country | 0 | - | 4.98 | 189,309 |
| Random European Country to Capital | 0 | - | 4.92 | 147,522 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,434 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,488 |
| Random African Country to Capital | 0 | - | 4.94 | 70,251 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,702 |
