| Countries by Sports League Revenue | 0 | - | 4.94 | 75,535 |
| Olympic Host Countries | 0 | - | 4.98 | 198,865 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,387 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,986 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,768 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,656 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,820 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,081 |
| Countries with Megacities | 0 | - | 4.99 | 246,705 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,016 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,881 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,437 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,799 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,767 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,553 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,564 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,257 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,638 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,790 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,035 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 56,956 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,411 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,805 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,872 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,857 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,461 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,571 |
| North American Sports Cities | 0 | - | 4.83 | 170,874 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,911 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,935 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,797 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,511 |
| The Only European Country ... | 0 | - | 4.91 | 213,769 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,092 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,493 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,196 |
| Countries of Africa | 0 | - | 5.00 | 2,507,197 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 98,734 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,353 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 70,897 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,736 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,006 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,191 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,131 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,300 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,892 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,377 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,560 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,439 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,266 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,247 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,591 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,551 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,790 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,200 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,084 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,597 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,273 |
| Countries of the Middle East | 0 | - | 4.96 | 198,867 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,232 |
| Slavic Countries | 0 | - | 4.96 | 110,835 |
| African Island Countries | 0 | - | 4.96 | 100,769 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,491 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,091 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,070 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,431 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,690 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,466 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,072 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,596 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,697 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,744 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,145 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,148 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,268 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,547 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,243 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,381 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,222 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,498 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,738 |
| Boundary Waters | 0 | - | 4.92 | 88,030 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,806 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,263 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,895 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,957 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,821 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,969 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,606 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,818 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,370 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,841 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,923 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,578 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,263 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,176 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,338 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,321 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,350 |
| Monarchies of Europe | 0 | - | 4.90 | 97,298 |
| Monarchies of Asia | 0 | - | 4.97 | 70,591 |
| Test Cricket Countries | 0 | - | 3.97 | 24,602 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,428 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,275 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,729 |
| Countries that Start with A | 0 | - | 4.97 | 2,146,386 |
| Countries that Start with B | 0 | - | 4.95 | 2,279,521 |
| Countries that Start with C | 0 | - | 4.96 | 1,810,014 |
| Countries that Start with D | 0 | - | 4.96 | 701,327 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,294 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,538 |
| Countries that Start with H | 0 | - | 4.96 | 597,785 |
| Countries that Start with I | 0 | - | 4.92 | 1,280,098 |
| Countries that Start with J | 0 | - | 4.98 | 595,862 |
| Countries that Start with K | 0 | - | 4.97 | 809,255 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,688 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,555 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,370 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,266 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,079 |
| Countries that Start with U | 0 | - | 4.97 | 899,822 |
| Countries that Start with V | 0 | - | 4.98 | 604,988 |
| Countries that Start with F | 0 | - | 4.83 | 612,059 |
| Countries that Start with M | 0 | - | 4.97 | 1,373,127 |
| The Only African Country ... | 0 | - | 4.99 | 128,347 |
| The Only American Country ... | 0 | - | 4.92 | 120,736 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,773 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,242 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,029 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,354 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,014 |
| European Countries with One Border | 0 | - | 4.97 | 181,593 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,506 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,089 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,905,367 |
| Boxing Countries | 0 | - | 4.26 | 31,223 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,437 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,944 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,205 |
| Landlocked Countries | 0 | - | 4.99 | 413,440 |
| UK Immigration by Country | 0 | - | 4.94 | 139,602 |
| Central American Countries | 0 | - | 4.98 | 155,019 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,642 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,797 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,011 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,226 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,853 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,842 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,224 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,347 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,226 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,068 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,783 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,767 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,436 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,771 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,453 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,202 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,226 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,106 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,484 |
| Countries That Border Russia | 0 | - | 4.98 | 458,856 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,465 |
| Countries Bordering France | 0 | - | 4.83 | 398,812 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,985 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,206 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,479 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,188 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,973 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,695 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,036 |
| Germany Country Quiz | 0 | - | 4.82 | 156,511 |
| Russia Country Quiz | 0 | - | 4.85 | 113,619 |
| Italy Country Quiz | 0 | - | 4.82 | 122,171 |
| Japan Country Quiz | 0 | - | 4.92 | 141,220 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,110 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,843 |
| Tanzania Country Quiz | 0 | - | 4.91 | 32,812 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,029 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,292 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,032 |
| Syria Country Quiz | 0 | - | 4.81 | 32,297 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,480 |
| Palau Country Quiz | 0 | - | 4.89 | 22,834 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,152 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,119 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,589 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,939 |
| World Capitals Quiz | 0 | - | 5.00 | 5,030,333 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,019 |
| Random European Capital to Country | 0 | - | 4.98 | 189,175 |
| Random European Country to Capital | 0 | - | 4.92 | 147,431 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,385 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,382 |
| Random African Country to Capital | 0 | - | 4.94 | 70,227 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,508 |
| Himalayan Countries | 0 | - | 4.95 | 135,293 |
| Andean Countries | 0 | - | 4.94 | 82,796 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,193 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,152 |
