| Countries by Sports League Revenue | 0 | - | 4.94 | 75,554 |
| Olympic Host Countries | 0 | - | 4.98 | 198,890 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,476 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,001 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,784 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,793 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,824 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,141 |
| Countries with Megacities | 0 | - | 4.99 | 246,808 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,064 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,939 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,486 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,824 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,925 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,589 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,275 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,649 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,803 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,043 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 56,966 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,426 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,828 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,894 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,874 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,471 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,586 |
| North American Sports Cities | 0 | - | 4.83 | 170,889 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,915 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,964 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,808 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,539 |
| The Only European Country ... | 0 | - | 4.91 | 213,809 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,124 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,522 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,200 |
| Countries of Africa | 0 | - | 5.00 | 2,507,631 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 98,770 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,379 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 70,913 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,745 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,039 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,214 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,134 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,320 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,916 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,394 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,581 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,452 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,282 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,261 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,605 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,559 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,808 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,212 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,109 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,696 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,300 |
| Countries of the Middle East | 0 | - | 4.96 | 198,897 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,250 |
| Slavic Countries | 0 | - | 4.96 | 110,850 |
| African Island Countries | 0 | - | 4.96 | 100,781 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,496 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,105 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,087 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,575 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,699 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,478 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,099 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,615 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,710 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,755 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,150 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,157 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,283 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,564 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,262 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,401 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,234 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,502 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,745 |
| Boundary Waters | 0 | - | 4.92 | 88,036 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,811 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,276 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,926 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,980 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,841 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,978 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,608 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,825 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,388 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,844 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,929 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,588 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,275 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,190 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,356 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,334 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,363 |
| Monarchies of Europe | 0 | - | 4.90 | 97,305 |
| Monarchies of Asia | 0 | - | 4.97 | 70,595 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,430 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,277 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,748 |
| Countries that Start with A | 0 | - | 4.97 | 2,146,596 |
| Countries that Start with B | 0 | - | 4.95 | 2,279,688 |
| Countries that Start with C | 0 | - | 4.96 | 1,810,148 |
| Countries that Start with D | 0 | - | 4.96 | 701,430 |
| Countries that Start with E | 0 | - | 4.95 | 1,367,401 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,648 |
| Countries that Start with H | 0 | - | 4.96 | 597,874 |
| Countries that Start with I | 0 | - | 4.92 | 1,280,168 |
| Countries that Start with J | 0 | - | 4.98 | 595,930 |
| Countries that Start with K | 0 | - | 4.97 | 809,316 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,768 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,639 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,444 |
| Countries that Start with S | 0 | - | 4.98 | 1,744,376 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,140 |
| Countries that Start with U | 0 | - | 4.97 | 899,866 |
| Countries that Start with V | 0 | - | 4.98 | 605,044 |
| Countries that Start with F | 0 | - | 4.83 | 612,119 |
| Countries that Start with M | 0 | - | 4.97 | 1,373,206 |
| The Only African Country ... | 0 | - | 4.99 | 128,355 |
| The Only American Country ... | 0 | - | 4.92 | 120,753 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,775 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,246 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,034 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,381 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,029 |
| European Countries with One Border | 0 | - | 4.97 | 181,613 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,516 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,103 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,912,521 |
| Boxing Countries | 0 | - | 4.26 | 31,223 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,450 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,949 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,221 |
| Landlocked Countries | 0 | - | 4.99 | 413,516 |
| UK Immigration by Country | 0 | - | 4.94 | 139,621 |
| Central American Countries | 0 | - | 4.98 | 155,034 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,656 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,840 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,014 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,247 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,857 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,888 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,252 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,359 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,236 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,082 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,793 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,773 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,444 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,780 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,461 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,207 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,238 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,116 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,487 |
| Countries That Border Russia | 0 | - | 4.98 | 458,893 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,472 |
| Countries Bordering France | 0 | - | 4.83 | 399,001 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,027 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,213 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,486 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,194 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,979 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,757 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,047 |
| Germany Country Quiz | 0 | - | 4.82 | 156,534 |
| Russia Country Quiz | 0 | - | 4.85 | 113,624 |
| Italy Country Quiz | 0 | - | 4.82 | 122,193 |
| Japan Country Quiz | 0 | - | 4.92 | 141,234 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,130 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,846 |
| Tanzania Country Quiz | 0 | - | 4.91 | 32,815 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,035 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,294 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,034 |
| Syria Country Quiz | 0 | - | 4.81 | 32,303 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,481 |
| Palau Country Quiz | 0 | - | 4.89 | 22,839 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,157 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,127 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,603 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,968 |
| World Capitals Quiz | 0 | - | 5.00 | 5,030,864 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,048 |
| Random European Capital to Country | 0 | - | 4.98 | 189,195 |
| Random European Country to Capital | 0 | - | 4.92 | 147,442 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,393 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,407 |
| Random African Country to Capital | 0 | - | 4.94 | 70,228 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,551 |
| Himalayan Countries | 0 | - | 4.95 | 135,326 |
| Andean Countries | 0 | - | 4.94 | 82,809 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,205 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,179 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,883 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,590 |
