| Countries by Sports League Revenue | 0 | - | 4.94 | 75,542 |
| Olympic Host Countries | 0 | - | 4.98 | 198,873 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,428 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,990 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,774 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,701 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,821 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,106 |
| Countries with Megacities | 0 | - | 4.99 | 246,750 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,037 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,915 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,460 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,808 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,825 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,567 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,564 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,264 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,640 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,795 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,038 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 56,959 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,415 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,813 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,881 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,864 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,464 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,578 |
| North American Sports Cities | 0 | - | 4.83 | 170,881 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,912 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,950 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,802 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,519 |
| The Only European Country ... | 0 | - | 4.91 | 213,785 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,108 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,508 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,198 |
| Countries of Africa | 0 | - | 5.00 | 2,507,372 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 98,745 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,364 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 70,900 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,738 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,017 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,198 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,132 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,310 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,899 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,382 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,570 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,448 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,272 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,253 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,598 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,553 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,795 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,204 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,090 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,647 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,284 |
| Countries of the Middle East | 0 | - | 4.96 | 198,879 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,242 |
| Slavic Countries | 0 | - | 4.96 | 110,845 |
| African Island Countries | 0 | - | 4.96 | 100,777 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,495 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,096 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,076 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,476 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,694 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,472 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,082 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,604 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,701 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,750 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,147 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,153 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,271 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,553 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,245 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,387 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,224 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,500 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,740 |
| Boundary Waters | 0 | - | 4.92 | 88,032 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,807 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,267 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,906 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,972 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,832 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,973 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,606 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,820 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,374 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,844 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,925 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,582 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,268 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,183 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,350 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,328 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,357 |
| Monarchies of Europe | 0 | - | 4.90 | 97,299 |
| Monarchies of Asia | 0 | - | 4.97 | 70,591 |
| Test Cricket Countries | 0 | - | 3.97 | 24,602 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,430 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,275 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,736 |
| Countries that Start with A | 0 | - | 4.97 | 2,146,479 |
| Countries that Start with B | 0 | - | 4.95 | 2,279,601 |
| Countries that Start with C | 0 | - | 4.96 | 1,810,076 |
| Countries that Start with D | 0 | - | 4.96 | 701,370 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,348 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,595 |
| Countries that Start with H | 0 | - | 4.96 | 597,825 |
| Countries that Start with I | 0 | - | 4.92 | 1,280,137 |
| Countries that Start with J | 0 | - | 4.98 | 595,895 |
| Countries that Start with K | 0 | - | 4.97 | 809,291 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,723 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,591 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,404 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,317 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,106 |
| Countries that Start with U | 0 | - | 4.97 | 899,843 |
| Countries that Start with V | 0 | - | 4.98 | 605,012 |
| Countries that Start with F | 0 | - | 4.83 | 612,089 |
| Countries that Start with M | 0 | - | 4.97 | 1,373,164 |
| The Only African Country ... | 0 | - | 4.99 | 128,349 |
| The Only American Country ... | 0 | - | 4.92 | 120,742 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,774 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,244 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,033 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,362 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,018 |
| European Countries with One Border | 0 | - | 4.97 | 181,600 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,512 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,092 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,908,150 |
| Boxing Countries | 0 | - | 4.26 | 31,223 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,443 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,946 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,209 |
| Landlocked Countries | 0 | - | 4.99 | 413,471 |
| UK Immigration by Country | 0 | - | 4.94 | 139,607 |
| Central American Countries | 0 | - | 4.98 | 155,022 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,650 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,814 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,012 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,234 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,854 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,864 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,235 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,350 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,229 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,074 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,785 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,769 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,439 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,778 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,456 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,204 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,230 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,111 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,484 |
| Countries That Border Russia | 0 | - | 4.98 | 458,874 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,470 |
| Countries Bordering France | 0 | - | 4.83 | 398,882 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,007 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,208 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,480 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,189 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,975 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,724 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,041 |
| Germany Country Quiz | 0 | - | 4.82 | 156,516 |
| Russia Country Quiz | 0 | - | 4.85 | 113,620 |
| Italy Country Quiz | 0 | - | 4.82 | 122,178 |
| Japan Country Quiz | 0 | - | 4.92 | 141,225 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,116 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,845 |
| Tanzania Country Quiz | 0 | - | 4.91 | 32,813 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,032 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,292 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,033 |
| Syria Country Quiz | 0 | - | 4.81 | 32,301 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,480 |
| Palau Country Quiz | 0 | - | 4.89 | 22,837 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,153 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,122 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,597 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,943 |
| World Capitals Quiz | 0 | - | 5.00 | 5,030,552 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,033 |
| Random European Capital to Country | 0 | - | 4.98 | 189,187 |
| Random European Country to Capital | 0 | - | 4.92 | 147,436 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,391 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,386 |
| Random African Country to Capital | 0 | - | 4.94 | 70,227 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,525 |
| Himalayan Countries | 0 | - | 4.95 | 135,305 |
| Andean Countries | 0 | - | 4.94 | 82,802 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,196 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,162 |
