| Olympic Host Countries | 0 | - | 4.98 | 199,431 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,159 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,111 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 56,946 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,024 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 305,680 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,871 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,665 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 213,822 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 45,573 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,537 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,914 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,170 |
| Countries with Megacities | 0 | - | 4.99 | 248,727 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,034 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,488 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,403 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,439 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,439,375 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,701 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,911 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,648 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,541 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,041 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,141 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 57,316 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,249 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,826 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,281 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,056 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,058 |
| North American Sports Cities | 0 | - | 4.83 | 171,339 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,809 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,212 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,222 |
| The Only European Country ... | 0 | - | 4.91 | 214,974 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,973 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,228 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,438 |
| Countries of Africa | 0 | - | 5.00 | 2,519,683 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,005 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 99,308 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,943 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 71,229 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,127 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,729 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,312 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,803 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,309 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,689 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,871 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,930 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,633 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,507 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,868 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,742 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,997 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,504 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,110 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,263 |
| Countries of the Middle East | 0 | - | 4.96 | 199,755 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,681 |
| Slavic Countries | 0 | - | 4.96 | 111,193 |
| African Island Countries | 0 | - | 4.96 | 101,109 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,407 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,658 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,468 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,520 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,016,632 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,246 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,930 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,681 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,146 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,093 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,189 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,378 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,481 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,666 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,851 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,633 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,699 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,550 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,796 |
| Boundary Waters | 0 | - | 4.92 | 88,204 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,943 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,613 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,644 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,549 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,406 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,309 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,690 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,997 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,761 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,994 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,130 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,877 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,734 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,495 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,733 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,705 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,713 |
| Monarchies of Europe | 0 | - | 4.90 | 97,662 |
| Monarchies of Asia | 0 | - | 4.97 | 70,805 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,604 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,317 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,568 |
| Countries that Start with A | 0 | - | 4.98 | 2,153,031 |
| Countries that Start with B | 0 | - | 4.95 | 2,285,362 |
| Countries that Start with C | 0 | - | 4.96 | 1,814,716 |
| Countries that Start with D | 0 | - | 4.96 | 704,582 |
| Countries that Start with E | 0 | - | 4.95 | 1,371,116 |
| Countries that Start with G | 0 | - | 4.97 | 1,496,657 |
| Countries that Start with H | 0 | - | 4.96 | 600,478 |
| Countries that Start with I | 0 | - | 4.92 | 1,283,223 |
| Countries that Start with J | 0 | - | 4.98 | 598,506 |
| Countries that Start with K | 0 | - | 4.97 | 811,701 |
| Countries that Start with L | 0 | - | 4.98 | 1,085,739 |
| Countries that Start with N | 0 | - | 4.93 | 1,112,701 |
| Countries that Start with P | 0 | - | 4.94 | 1,211,549 |
| Countries that Start with S | 0 | - | 4.98 | 1,748,362 |
| Countries that Start with T | 0 | - | 4.90 | 1,006,331 |
| Countries that Start with U | 0 | - | 4.97 | 901,655 |
| Countries that Start with V | 0 | - | 4.98 | 606,671 |
| Countries that Start with F | 0 | - | 4.83 | 614,257 |
| Countries that Start with M | 0 | - | 4.97 | 1,376,491 |
| The Only African Country ... | 0 | - | 4.98 | 128,679 |
| The Only American Country ... | 0 | - | 4.92 | 121,136 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,905 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,429 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,305 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,858 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,446 |
| European Countries with One Border | 0 | - | 4.97 | 182,064 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,929 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,685 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,133,974 |
| Boxing Countries | 0 | - | 4.26 | 31,272 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,188 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,143 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,641 |
| Landlocked Countries | 0 | - | 4.99 | 416,275 |
| UK Immigration by Country | 0 | - | 4.94 | 140,056 |
| Central American Countries | 0 | - | 4.98 | 155,477 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,980 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,380 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,134 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,646 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,138 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,108 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,993 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,728 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 119,016 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,413 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,069 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,954 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,713 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,967 |
| The Only Remaining Asian Country . . . | 0 | - | 4.63 | 45,585 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,482 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,575 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,448 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,668 |
| Countries That Border Russia | 0 | - | 4.98 | 460,191 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,694 |
| Countries Bordering France | 0 | - | 4.83 | 400,986 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,899 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,366 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,733 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,523 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,137 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 258,451 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,426 |
| Germany Country Quiz | 0 | - | 4.82 | 157,119 |
| Russia Country Quiz | 0 | - | 4.85 | 114,004 |
| Italy Country Quiz | 0 | - | 4.82 | 122,625 |
| Japan Country Quiz | 0 | - | 4.92 | 141,845 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,852 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,060 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,909 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,176 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,356 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,217 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,517 |
| Syria Country Quiz | 0 | - | 4.81 | 32,519 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,427 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,630 |
| Palau Country Quiz | 0 | - | 4.90 | 22,909 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,343 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,297 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,233 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,493 |
| World Capitals Quiz | 0 | - | 5.00 | 5,048,078 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,270 |
| Random European Capital to Country | 0 | - | 4.98 | 189,721 |
| Random European Country to Capital | 0 | - | 4.92 | 147,813 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,620 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,752 |
| Random African Country to Capital | 0 | - | 4.94 | 70,497 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,762 |
| Himalayan Countries | 0 | - | 4.95 | 136,352 |
