| Countries by Sports League Revenue | 0 | - | 4.94 | 76,323 |
| Olympic Host Countries | 0 | - | 4.98 | 199,654 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 306,302 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 45,840 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,314 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,152 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 56,999 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,386 |
| Countries with Megacities | 0 | - | 4.99 | 249,155 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,244 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,605 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,566 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,570 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,440,309 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,947 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,674 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,593 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,961 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,103 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,168 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 57,562 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,756 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,313 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,959 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,370 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,110 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,121 |
| North American Sports Cities | 0 | - | 4.83 | 171,432 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,054 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,014 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,302 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,371 |
| The Only European Country ... | 0 | - | 4.91 | 215,254 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,165 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,387 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,484 |
| Countries of Africa | 0 | - | 5.00 | 2,522,357 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 99,409 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,058 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 71,312 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,954 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,390 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,938 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,356 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,905 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,421 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,766 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,934 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,053 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,805 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,719 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 88,360 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,902 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,158 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,718 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,017 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,733 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,525 |
| Countries of the Middle East | 0 | - | 4.96 | 199,923 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,780 |
| Slavic Countries | 0 | - | 4.96 | 111,282 |
| African Island Countries | 0 | - | 4.96 | 101,197 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,696 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,543 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,624 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,017,699 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,361 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,011 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,799 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,278 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,186 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,265 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,416 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,544 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,736 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,928 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,715 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,756 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,605 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,861 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,942 |
| Boundary Waters | 0 | - | 4.92 | 88,250 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,982 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,674 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,843 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,679 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,519 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,384 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,708 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,038 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,831 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,033 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,192 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,258 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,861 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,559 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,816 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,752 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,756 |
| Monarchies of Europe | 0 | - | 4.90 | 97,717 |
| Monarchies of Asia | 0 | - | 4.97 | 70,849 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,650 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,326 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,741 |
| Countries that Start with A | 0 | - | 4.98 | 2,154,521 |
| Countries that Start with B | 0 | - | 4.95 | 2,286,707 |
| Countries that Start with C | 0 | - | 4.96 | 1,815,817 |
| Countries that Start with D | 0 | - | 4.96 | 705,337 |
| Countries that Start with E | 0 | - | 4.95 | 1,372,059 |
| Countries that Start with G | 0 | - | 4.97 | 1,497,577 |
| Countries that Start with H | 0 | - | 4.96 | 601,111 |
| Countries that Start with I | 0 | - | 4.92 | 1,283,945 |
| Countries that Start with J | 0 | - | 4.98 | 599,099 |
| Countries that Start with K | 0 | - | 4.97 | 812,257 |
| Countries that Start with L | 0 | - | 4.98 | 1,086,408 |
| Countries that Start with N | 0 | - | 4.93 | 1,113,409 |
| Countries that Start with P | 0 | - | 4.94 | 1,212,226 |
| Countries that Start with S | 0 | - | 4.98 | 1,749,385 |
| Countries that Start with T | 0 | - | 4.90 | 1,006,888 |
| Countries that Start with U | 0 | - | 4.97 | 902,084 |
| Countries that Start with V | 0 | - | 4.98 | 607,266 |
| Countries that Start with F | 0 | - | 4.83 | 614,773 |
| Countries that Start with M | 0 | - | 4.97 | 1,377,230 |
| The Only African Country ... | 0 | - | 4.99 | 128,724 |
| The Only American Country ... | 0 | - | 4.92 | 121,196 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,938 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,487 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,447 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,974 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,530 |
| European Countries with One Border | 0 | - | 4.97 | 182,170 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,034 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,745 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,183,361 |
| Boxing Countries | 0 | - | 4.26 | 31,283 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,293 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,186 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,707 |
| Landlocked Countries | 0 | - | 4.99 | 416,920 |
| UK Immigration by Country | 0 | - | 4.94 | 140,399 |
| Central American Countries | 0 | - | 4.98 | 155,563 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,085 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,463 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,149 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,737 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,201 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,419 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,136 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,798 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 119,751 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,489 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,124 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,986 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,769 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,017 |
| The Only Remaining Asian Country . . . | 0 | - | 4.63 | 45,617 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,537 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,666 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,540 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,699 |
| Countries That Border Russia | 0 | - | 4.98 | 460,424 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,750 |
| Countries Bordering France | 0 | - | 4.83 | 401,232 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,070 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,398 |
| Countries that Visit Australia the Most | 0 | - | 4.91 | 68,790 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,570 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,171 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 258,887 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,515 |
| Germany Country Quiz | 0 | - | 4.82 | 157,234 |
| Russia Country Quiz | 0 | - | 4.85 | 114,068 |
| Italy Country Quiz | 0 | - | 4.82 | 122,729 |
| Japan Country Quiz | 0 | - | 4.92 | 141,957 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,015 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,120 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,930 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,206 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,370 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,262 |
| Syria Country Quiz | 0 | - | 4.81 | 32,564 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,448 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,658 |
| Palau Country Quiz | 0 | - | 4.90 | 22,927 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,390 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,331 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,323 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,584 |
| World Capitals Quiz | 0 | - | 5.00 | 5,052,041 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,369 |
| Random European Capital to Country | 0 | - | 4.98 | 190,077 |
| Random European Country to Capital | 0 | - | 4.92 | 157,576 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,856 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,930 |
| Random African Country to Capital | 0 | - | 4.94 | 70,668 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,052 |
| Himalayan Countries | 0 | - | 4.95 | 136,610 |
| Andean Countries | 0 | - | 4.95 | 83,543 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,795 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,082 |
