| Countries by Sports League Revenue | 0 | - | 4.94 | 70,100 |
| Olympic Host Countries | 0 | - | 4.98 | 192,024 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.93 | 262,999 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 137,119 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 54,721 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 163,462 |
| Countries with Megacities | 0 | - | 4.99 | 223,203 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 190,110 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 108,010 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 129,376 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 75,440 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 304,539 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,396,046 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 367,862 |
| Countries with Major League Baseball Players | 0 | - | 4.57 | 65,373 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 92,060 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 54,038 |
| Countries that Export the Most Football Players | 0 | - | 4.42 | 53,818 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 83,037 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 83,040 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 259,823 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 117,390 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 108,762 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 89,546 |
| Summer Olympic City Bids | 0 | - | 4.92 | 40,043 |
| Countries That Use the Euro | 0 | - | 4.96 | 85,647 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 107,332 |
| The Only European Country ... | 0 | - | 4.91 | 202,439 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 203,211 |
| European Countries NOT in NATO | 0 | - | 4.88 | 53,358 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 90,281 |
| Countries of Africa | 0 | - | 5.00 | 2,401,986 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.39 | 56,767 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 26,510 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 93,891 |
| Countries With the Most NBA Players | 0 | - | 4.45 | 111,548 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 67,828 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.53 | 89,038 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.74 | 37,919 |
| Countries of Europe by Population | 0 | - | 4.98 | 168,341 |
| Most Populous Countries by Year | 0 | - | 4.81 | 104,697 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 93,110 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 111,844 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 102,624 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.98 | 108,882 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 86,272 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 216,962 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 131,423 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.86 | 73,450 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 81,563 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 65,106 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 71,224 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 93,703 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 204,261 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,286,020 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 207,370 |
| Countries of the Middle East | 0 | - | 4.95 | 191,635 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 84,493 |
| Slavic Countries | 0 | - | 4.96 | 107,986 |
| African Island Countries | 0 | - | 4.96 | 97,377 |
| Straight Shot to Antarctica | 0 | - | 4.93 | 40,965 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 160,865 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 165,211 |
| Countries of North America Quiz | 0 | - | 5.00 | 970,720 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 121,464 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 102,844 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 130,999 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 210,452 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 187,366 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 149,568 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 110,815 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 139,550 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 146,795 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 112,533 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 156,443 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 95,696 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 104,261 |
| Countries with the Most Winter Olympics Medals | 0 | - | 4.46 | 159,826 |
| Boundary Waters | 0 | - | 4.91 | 86,455 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 33,673 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 92,578 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 222,974 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 175,418 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 172,105 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 100,095 |
| Countries by Population Decrease | 0 | - | 4.45 | 48,809 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 105,610 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 155,234 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 62,488 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.92 | 20,696 |
| Most Populous Countries in 1900 | 0 | - | 4.92 | 169,483 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 219,976 |
| Countries Formerly in Yugoslavia | 0 | - | 4.96 | 121,016 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 130,725 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 107,373 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 102,221 |
| Monarchies of Europe | 0 | - | 4.89 | 94,368 |
| Monarchies of Asia | 0 | - | 4.97 | 68,968 |
| Asian Country Superlatives | 0 | - | 4.83 | 78,650 |
| Athletes by Country Quiz #1 | 0 | - | 4.35 | 44,945 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 127,142 |
| Countries that Start with A | 0 | - | 4.98 | 2,088,450 |
| Countries that Start with B | 0 | - | 4.95 | 2,226,147 |
| Countries that Start with C | 0 | - | 4.96 | 1,766,584 |
| Countries that Start with D | 0 | - | 4.96 | 671,537 |
| Countries that Start with E | 0 | - | 4.95 | 1,331,135 |
| Countries that Start with G | 0 | - | 4.97 | 1,454,155 |
| Countries that Start with H | 0 | - | 4.96 | 572,488 |
| Countries that Start with I | 0 | - | 4.92 | 1,250,212 |
| Countries that Start with J | 0 | - | 4.98 | 572,181 |
| Countries that Start with K | 0 | - | 4.97 | 784,251 |
| Countries that Start with L | 0 | - | 4.98 | 1,053,406 |
| Countries that Start with N | 0 | - | 4.93 | 1,080,096 |
| Countries that Start with P | 0 | - | 4.95 | 1,179,746 |
| Countries that Start with S | 0 | - | 4.98 | 1,706,874 |
| Countries that Start with T | 0 | - | 4.89 | 981,212 |
| Countries that Start with U | 0 | - | 4.97 | 880,529 |
| Countries that Start with V | 0 | - | 4.98 | 589,883 |
| Countries that Start with F | 0 | - | 4.83 | 591,216 |
| Countries that Start with M | 0 | - | 4.97 | 1,341,573 |
| The Only African Country ... | 0 | - | 4.98 | 125,921 |
| The Only American Country ... | 0 | - | 4.92 | 117,104 |
| African Countries by a Single Clue | 0 | - | 4.92 | 66,596 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 30,269 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 70,449 |
| European Diaspora - Top 11 Countries | 0 | - | 4.91 | 91,874 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 131,882 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.88 | 100,942 |
| European Countries with One Border | 0 | - | 4.97 | 177,191 |
| European Countries with the Fewest Borders | 0 | - | 4.98 | 173,792 |
| Countries Closest to Africa | 0 | - | 4.95 | 152,377 |
| Countries of the World Quiz | 0 | - | 5.00 | 45,055,340 |
| Boxing Countries | 0 | - | 4.26 | 30,764 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 97,768 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.90 | 55,133 |
| North American Sports Cities | 0 | - | 4.80 | 166,981 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 392,485 |
| UK Immigration by Country | 0 | - | 4.93 | 135,613 |
| Central American Countries | 0 | - | 4.98 | 149,866 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 109,992 |
| Total United States Immigration by Country | 0 | - | 4.90 | 106,178 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 103,458 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 48,280 |
| Asian Countries with the Most Christians | 0 | - | 4.87 | 93,097 |
| African Countries with the Most Christians | 0 | - | 4.93 | 72,841 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.96 | 213,592 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 192,377 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 117,226 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 110,296 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 88,449 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 98,359 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 56,266 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 76,869 |
| The Only Remaining Asian Country . . . | 0 | - | 4.70 | 44,192 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 188,973 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 123,147 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 120,862 |
| Countries That Border Russia | 0 | - | 4.98 | 449,589 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.85 | 86,568 |
| Countries Bordering France | 0 | - | 4.87 | 378,513 |
| Countries Bordering Germany | 0 | - | 4.99 | 359,170 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 88,632 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 66,108 |
| Countries Closest to Australia | 0 | - | 4.99 | 163,173 |
| Countries Closest to the Persian Gulf | 0 | - | 4.92 | 81,219 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 242,449 |
| Germany Country Quiz | 0 | - | 4.82 | 152,060 |
| Russia Country Quiz | 0 | - | 4.83 | 110,668 |
| Italy Country Quiz | 0 | - | 4.81 | 118,373 |
| Japan Country Quiz | 0 | - | 4.92 | 129,820 |
| United Kingdom Country Quiz | 0 | - | 4.95 | 132,401 |
| Tanzania Country Quiz | 0 | - | 4.90 | 31,868 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 33,920 |
| Tuvalu Country Quiz | 0 | - | 4.85 | 20,742 |
| Kenya Country Quiz | 0 | - | 4.86 | 33,449 |
| Palau Country Quiz | 0 | - | 4.89 | 22,131 |
| World Geography on a Map #1 | 0 | - | 4.94 | 71,634 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 82,787 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 160,810 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 119,172 |
| World Capitals Quiz | 0 | - | 5.00 | 4,872,555 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 81,215 |
| Random European Capital to Country | 0 | - | 4.97 | 183,998 |
| Random European Country to Capital | 0 | - | 4.93 | 143,696 |
| Random Asian Country to Capital | 0 | - | 4.92 | 92,261 |
| Random Asian Capital to Country | 0 | - | 4.97 | 97,478 |
| Random African Country to Capital | 0 | - | 4.94 | 67,624 |
| Sahara Desert Countries | 0 | - | 4.98 | 150,432 |
| Himalayan Countries | 0 | - | 4.94 | 126,485 |
| Andean Countries | 0 | - | 4.93 | 71,206 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 58,605 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 116,392 |
| Coffee Producing Countries | 0 | - | 4.83 | 61,956 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 61,038 |
| Danube Countries | 0 | - | 4.97 | 62,006 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 98,453 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 82,991 |
| Countries with the Worst Passports | 0 | - | 4.93 | 76,224 |
| Countries with the Most Immigrants | 0 | - | 4.89 | 141,663 |
| European Landlocked Countries | 0 | - | 4.99 | 142,719 |
