| Countries by Sports League Revenue | 0 | - | 4.94 | 69,508 |
| Olympic Host Countries | 0 | - | 4.98 | 191,183 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.93 | 261,849 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 136,709 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 54,563 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 162,397 |
| Countries with Megacities | 0 | - | 4.99 | 221,971 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 189,345 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 107,554 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 128,696 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 74,947 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 299,607 |
| NBA Player to Country | 0 | - | 4.27 | 81,715 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,392,541 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 367,149 |
| Countries with Major League Baseball Players | 0 | - | 4.57 | 65,198 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 91,822 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 53,367 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 53,956 |
| Countries that Export the Most Football Players | 0 | - | 4.45 | 53,569 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 82,817 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 82,772 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 259,277 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 117,059 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 108,482 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 89,211 |
| Summer Olympic City Bids | 0 | - | 4.92 | 39,920 |
| Countries That Use the Euro | 0 | - | 4.93 | 77,699 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 106,492 |
| The Only European Country ... | 0 | - | 4.91 | 201,096 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 202,910 |
| European Countries NOT in NATO | 0 | - | 4.88 | 52,407 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 90,125 |
| Countries of Africa | 0 | - | 5.00 | 2,390,240 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 93,320 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.53 | 88,863 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.70 | 37,712 |
| Countries of Europe by Population | 0 | - | 4.98 | 167,296 |
| Most Populous Countries by Year | 0 | - | 4.81 | 104,231 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 82,180 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 110,604 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 102,069 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.98 | 108,435 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 85,888 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 216,229 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 131,103 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.86 | 73,259 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 81,340 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 64,960 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 71,030 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 93,449 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 203,850 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.39 | 56,697 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,281,648 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 26,203 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 206,308 |
| Countries of the Middle East | 0 | - | 4.95 | 190,882 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 83,996 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 67,579 |
| Slavic Countries | 0 | - | 4.96 | 107,589 |
| African Island Countries | 0 | - | 4.96 | 96,985 |
| Straight Shot to Antarctica | 0 | - | 4.93 | 40,788 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 160,576 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 164,824 |
| Countries of North America Quiz | 0 | - | 5.00 | 966,263 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 120,970 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 102,475 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 130,438 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 209,954 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 186,957 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 149,177 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 110,671 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 139,296 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 146,442 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 112,239 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 156,084 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 95,401 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 103,920 |
| Countries with the Most Winter Olympics Medals | 0 | - | 4.46 | 159,630 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 222,234 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 174,902 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 171,564 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 99,818 |
| Countries by Population Decrease | 0 | - | 4.45 | 48,733 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 105,422 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 154,856 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.62 | 62,335 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.91 | 20,381 |
| Most Populous Countries in 1900 | 0 | - | 4.92 | 169,211 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 219,413 |
| Countries Formerly in Yugoslavia | 0 | - | 4.96 | 120,721 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 130,359 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 107,130 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 101,950 |
| Monarchies of Europe | 0 | - | 4.89 | 94,020 |
| Monarchies of Asia | 0 | - | 4.96 | 68,727 |
| Athletes by Country Quiz #1 | 0 | - | 4.35 | 44,907 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 126,541 |
| Countries that Start with A | 0 | - | 4.98 | 2,082,071 |
| Countries that Start with B | 0 | - | 4.95 | 2,219,911 |
| Countries that Start with C | 0 | - | 4.96 | 1,761,437 |
| Countries that Start with D | 0 | - | 4.96 | 668,181 |
| Countries that Start with E | 0 | - | 4.95 | 1,326,631 |
| Countries that Start with G | 0 | - | 4.97 | 1,449,691 |
| Countries that Start with H | 0 | - | 4.96 | 569,592 |
| Countries that Start with I | 0 | - | 4.92 | 1,246,514 |
| Countries that Start with J | 0 | - | 4.98 | 569,434 |
| Countries that Start with K | 0 | - | 4.97 | 781,189 |
| Countries that Start with L | 0 | - | 4.98 | 1,049,753 |
| Countries that Start with N | 0 | - | 4.93 | 1,076,499 |
| Countries that Start with P | 0 | - | 4.95 | 1,176,346 |
| Countries that Start with S | 0 | - | 4.98 | 1,702,425 |
| Countries that Start with T | 0 | - | 4.89 | 978,306 |
| Countries that Start with U | 0 | - | 4.97 | 878,117 |
| Countries that Start with V | 0 | - | 4.98 | 588,128 |
| Countries that Start with F | 0 | - | 4.83 | 588,768 |
| Countries that Start with M | 0 | - | 4.97 | 1,337,463 |
| The Only African Country ... | 0 | - | 4.99 | 125,634 |
| The Only American Country ... | 0 | - | 4.92 | 116,792 |
| African Countries by a Single Clue | 0 | - | 4.92 | 66,467 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 30,054 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 70,256 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 91,271 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 131,355 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.88 | 100,528 |
| European Countries with One Border | 0 | - | 4.97 | 176,752 |
| European Countries with the Fewest Borders | 0 | - | 4.98 | 173,360 |
| Countries Closest to Africa | 0 | - | 4.95 | 152,030 |
| Boundary Waters | 0 | - | 4.93 | 86,303 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 33,533 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 92,294 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.90 | 54,847 |
| UK Immigration by Country | 0 | - | 4.94 | 135,223 |
| Boxing Countries | 0 | - | 4.26 | 30,719 |
| Central American Countries | 0 | - | 4.98 | 149,433 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 109,756 |
| Total United States Immigration by Country | 0 | - | 4.90 | 105,805 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 102,986 |
| Asian Countries with the Most Christians | 0 | - | 4.87 | 92,785 |
| African Countries with the Most Christians | 0 | - | 4.92 | 72,607 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.96 | 212,192 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 191,799 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 116,968 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 109,941 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 88,196 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 98,086 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 56,111 |
| Countries with Most Rugby Players per Capita | 0 | - | 4.30 | 20,957 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 76,579 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 188,638 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 122,791 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 120,669 |
| Countries That Border Russia | 0 | - | 4.98 | 448,630 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.85 | 86,392 |
| Countries Bordering France | 0 | - | 4.87 | 377,330 |
| Countries Bordering Germany | 0 | - | 4.99 | 358,309 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 88,494 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 65,836 |
| Countries Closest to Australia | 0 | - | 4.99 | 162,899 |
| Countries Closest to the Persian Gulf | 0 | - | 4.92 | 81,054 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 240,318 |
| Name a Valid Asian Country | 0 | - | 4.98 | 116,136 |
| Name a Valid African Country | 0 | - | 4.98 | 135,231 |
| Germany Country Quiz | 0 | - | 4.82 | 151,583 |
| Russia Country Quiz | 0 | - | 4.84 | 110,352 |
| Italy Country Quiz | 0 | - | 4.81 | 117,928 |
| Japan Country Quiz | 0 | - | 4.92 | 129,258 |
| United Kingdom Country Quiz | 0 | - | 4.95 | 131,812 |
| Tanzania Country Quiz | 0 | - | 4.90 | 31,770 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 33,791 |
| Nepal Country Quiz | 0 | - | 4.95 | 36,015 |
| Kenya Country Quiz | 0 | - | 4.86 | 33,339 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 97,586 |
| North American Sports Cities | 0 | - | 4.80 | 166,675 |
| Countries of the World Quiz | 0 | - | 5.00 | 44,860,890 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 389,808 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 48,211 |
| The Only Remaining Asian Country . . . | 0 | - | 4.70 | 44,054 |
| Tuvalu Country Quiz | 0 | - | 4.85 | 20,688 |
| Tonga Country Quiz | 0 | - | 4.83 | 19,679 |
| Palau Country Quiz | 0 | - | 4.89 | 22,056 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 82,630 |
| World Capitals Quiz | 0 | - | 5.00 | 4,855,792 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 81,036 |
| Random European Capital to Country | 0 | - | 4.97 | 183,254 |
| Random European Country to Capital | 0 | - | 4.93 | 143,292 |
| Random Asian Country to Capital | 0 | - | 4.92 | 91,872 |
| Random Asian Capital to Country | 0 | - | 4.97 | 97,135 |
| Random African Capital to Country | 0 | - | 4.97 | 87,223 |
| Random African Country to Capital | 0 | - | 4.94 | 67,412 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 69,484 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 135,351 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 86,929 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 94,114 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 70,728 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,448,542 |
| Countries With the Most Russian Speakers | 0 | - | 4.95 | 63,460 |
| Countries With the Most German Speakers | 0 | - | 4.85 | 59,732 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.94 | 30,071 |
| Every European Country Shape | 0 | - | 4.95 | 182,743 |
