| Olympic Host Countries | 0 | - | 4.98 | 162,054 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 127,100 |
| Countries by Sports League Revenue | 0 | - | 4.88 | 43,941 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 50,774 |
| Summer Olympic City Bids | 0 | - | 4.93 | 37,172 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 234,048 |
| Countries with the Fastest Marathoners | 0 | - | 4.50 | 85,924 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.46 | 77,650 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 193,639 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.66 | 84,509 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.82 | 31,540 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 126,526 |
| Countries with Megacities | 0 | - | 4.99 | 197,826 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 172,055 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 98,244 |
| Countries With More than 200 Million People | 0 | - | 4.94 | 95,890 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 64,220 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 248,570 |
| Countries with the Most Winter Olympics Medals | 0 | - | 4.55 | 155,671 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,313,239 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 349,981 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.46 | 46,498 |
| Countries with Major League Baseball Players | 0 | - | 4.56 | 53,236 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 48,590 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.43 | 51,838 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.94 | 66,256 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 245,333 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 109,214 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 101,080 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.94 | 70,183 |
| Countries That Use the Euro | 0 | - | 4.92 | 63,405 |
| 10 Easternmost Countries in Europe | 0 | - | 4.85 | 92,643 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,198 |
| The Only European Country ... | 0 | - | 4.94 | 179,043 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 195,554 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 86,688 |
| Countries of Africa | 0 | - | 5.00 | 2,173,473 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.45 | 84,837 |
| Countries With the Most NBA Players | 0 | - | 4.45 | 81,705 |
| Countries of Europe by Population | 0 | - | 4.98 | 127,421 |
| Most Populous Countries by Year | 0 | - | 4.81 | 93,947 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 78,823 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 96,829 |
| Countries with the Most People Bordering Them | 0 | - | 4.95 | 75,546 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 93,682 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 70,486 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 205,550 |
| First Countries to Reach 5 Million People | 0 | - | 4.90 | 109,736 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.86 | 68,708 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 76,235 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.91 | 53,740 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.92 | 67,018 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 87,083 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,187,865 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 19,609 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 186,858 |
| Countries of the Middle East | 0 | - | 4.96 | 173,976 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 74,946 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 61,546 |
| Slavic Countries | 0 | - | 4.96 | 100,713 |
| Countries that Export the Most Football Players | 0 | - | 4.39 | 48,371 |
| African Island Countries | 0 | - | 4.96 | 89,484 |
| Straight Shot to Antarctica | 0 | - | 4.90 | 37,413 |
| Countries with the Highest Population Density | 0 | - | 4.93 | 143,908 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 145,424 |
| Countries of North America Quiz | 0 | - | 5.00 | 881,868 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 111,186 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 93,767 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 119,563 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 197,907 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 160,706 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 125,799 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 107,121 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 132,402 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 138,555 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 104,820 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 131,029 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 88,840 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 96,714 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 205,677 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 161,199 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 157,676 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.90 | 81,027 |
| Countries by Population Decrease | 0 | - | 4.43 | 46,599 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.92 | 88,303 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 146,402 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.55 | 49,756 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.91 | 6,231 |
| Most Populous Countries in 1900 | 0 | - | 4.92 | 162,252 |
| Winter Olympics Hosts Quiz | 0 | - | 4.37 | 72,801 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.90 | 207,303 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 102,211 |
| Asian Countries with the Shortest Names | 0 | - | 4.98 | 121,781 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 100,993 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 85,275 |
| Monarchies of Europe | 0 | - | 4.88 | 87,145 |
| Monarchies of Asia | 0 | - | 4.95 | 54,116 |
| Athletes by Country Quiz #1 | 0 | - | 4.34 | 44,106 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 111,912 |
| Countries that Start with A | 0 | - | 4.98 | 1,947,549 |
| Countries that Start with B | 0 | - | 4.95 | 2,086,166 |
| Countries that Start with C | 0 | - | 4.96 | 1,650,133 |
| Countries that Start with D | 0 | - | 4.96 | 595,315 |
| Countries that Start with E | 0 | - | 4.95 | 1,234,829 |
| Countries that Start with G | 0 | - | 4.97 | 1,354,337 |
| Countries that Start with H | 0 | - | 4.95 | 507,712 |
| Countries that Start with I | 0 | - | 4.92 | 1,164,507 |
| Countries that Start with J | 0 | - | 4.98 | 510,820 |
| Countries that Start with K | 0 | - | 4.96 | 715,006 |
| Countries that Start with L | 0 | - | 4.98 | 973,939 |
| Countries that Start with N | 0 | - | 4.92 | 1,000,183 |
| Countries that Start with P | 0 | - | 4.95 | 1,102,782 |
| Countries that Start with S | 0 | - | 4.98 | 1,607,411 |
| Countries that Start with T | 0 | - | 4.89 | 912,061 |
| Countries that Start with U | 0 | - | 4.96 | 823,224 |
| Countries that Start with V | 0 | - | 4.98 | 551,238 |
| Countries that Start with F | 0 | - | 4.83 | 538,830 |
| Countries that Start with M | 0 | - | 4.97 | 1,256,424 |
| The Only African Country ... | 0 | - | 4.98 | 105,312 |
| The Only American Country ... | 0 | - | 4.94 | 109,864 |
| African Countries by a Single Clue | 0 | - | 4.91 | 63,550 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.94 | 25,271 |
| African Diaspora - Top 10 Countries | 0 | - | 4.91 | 66,000 |
| European Diaspora - Top 11 Countries | 0 | - | 4.89 | 84,008 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.81 | 37,615 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 121,078 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 91,586 |
| European Countries with One Border | 0 | - | 4.96 | 150,775 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 144,650 |
| Asian Countries with the Fewest Borders | 0 | - | 4.82 | 88,477 |
| Countries Closest to Africa | 0 | - | 4.95 | 145,375 |
| Boundary Waters | 0 | - | 4.93 | 81,212 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 74,972 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.89 | 50,858 |
| UK Immigration by Country | 0 | - | 4.95 | 125,428 |
| Boxing Countries | 0 | - | 4.24 | 29,524 |
| Central American Countries | 0 | - | 4.98 | 139,685 |
| Caribbean Countries and Territories | 0 | - | 4.83 | 104,528 |
| Total United States Immigration by Country | 0 | - | 4.89 | 96,885 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 93,772 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 84,729 |
| African Countries with the Most Christians | 0 | - | 4.92 | 67,479 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.94 | 185,401 |
| Most Forested European Countries | 0 | - | 4.82 | 68,360 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 179,119 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 109,699 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 101,948 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 81,535 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 92,294 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.96 | 52,521 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.27 | 29,403 |
| Countries with the Most Arabic Speakers | 0 | - | 4.91 | 70,637 |
| Top 10 Coldest European Countries | 0 | - | 4.95 | 180,980 |
| Top 10 Hottest European Countries | 0 | - | 4.87 | 115,695 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 116,541 |
| Countries That Border Russia | 0 | - | 4.98 | 426,534 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.89 | 81,698 |
| Countries Bordering France | 0 | - | 4.87 | 357,763 |
| Countries Bordering Germany | 0 | - | 4.99 | 341,083 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 84,328 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 60,000 |
| Countries Closest to Australia | 0 | - | 4.99 | 145,623 |
| Countries Closest to the Persian Gulf | 0 | - | 4.88 | 68,638 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 189,481 |
| Germany Country Quiz | 0 | - | 4.82 | 140,590 |
| Russia Country Quiz | 0 | - | 4.84 | 103,393 |
| Italy Country Quiz | 0 | - | 4.81 | 109,358 |
| Japan Country Quiz | 0 | - | 4.92 | 119,644 |
| Indonesia Country Quiz | 0 | - | 4.82 | 65,500 |
| United Kingdom Country Quiz | 0 | - | 4.94 | 119,084 |
| Croatia Country Quiz | 0 | - | 4.81 | 37,388 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.75 | 93,233 |
| North American Sports Cities | 0 | - | 4.79 | 159,980 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 94,375 |
| Countries of the World Quiz | 0 | - | 5.00 | 41,024,776 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 324,911 |
| European Countries NOT in NATO | 0 | - | 4.76 | 35,312 |
| The Only Remaining Asian Country . . . | 0 | - | 4.72 | 39,966 |
| Tuvalu Country Quiz | 0 | - | 4.84 | 19,448 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.82 | 30,186 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.39 | 77,918 |
| World Capitals Quiz | 0 | - | 5.00 | 4,505,303 |
| Nordic Countries and Capitals | 0 | - | 4.94 | 76,773 |
| Random European Capital to Country | 0 | - | 4.97 | 153,005 |
| Random European Country to Capital | 0 | - | 4.92 | 135,166 |
| Random Asian Country to Capital | 0 | - | 4.94 | 85,760 |
| Random Asian Capital to Country | 0 | - | 4.97 | 89,341 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 66,214 |
| South China Sea Countries | 0 | - | 4.82 | 53,880 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 128,319 |
| Top 10 American Countries by Coastline | 0 | - | 4.95 | 83,414 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.91 | 89,443 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 67,248 |
| Countries by First Two Letters in 90 Seconds | 0 | - | 4.98 | 5,081,495 |
| Canada or Africa by Area | 0 | - | 4.81 | 13,679 |
| Countries With the Most Russian Speakers | 0 | - | 4.95 | 56,410 |
| Countries With the Most German Speakers | 0 | - | 4.88 | 52,261 |
| Every European Country Shape | 0 | - | 4.95 | 171,606 |
| Every Asian Country Shape | 0 | - | 4.93 | 75,323 |
| Every African Country Shape | 0 | - | 4.87 | 69,950 |
