| Countries by Sports League Revenue | 0 | - | 4.94 | 75,361 |
| Olympic Host Countries | 0 | - | 4.98 | 198,733 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 302,650 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,783 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,633 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 322,959 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,764 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,849 |
| Countries with Megacities | 0 | - | 4.99 | 246,123 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,760 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,726 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,226 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,659 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,433,362 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 376,963 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,526 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,205 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,570 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,710 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,001 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 56,848 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,345 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,712 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,657 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,739 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,387 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,476 |
| North American Sports Cities | 0 | - | 4.83 | 170,738 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,877 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,696 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,694 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,313 |
| The Only European Country ... | 0 | - | 4.91 | 213,445 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,805 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,298 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,150 |
| Countries of Africa | 0 | - | 5.00 | 2,503,948 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 98,524 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,179 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 70,807 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,701 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,652 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,025 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,081 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,145 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,738 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,271 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,458 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,281 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,130 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,174 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,493 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,475 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,705 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,080 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,839 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,485 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,006 |
| Countries of the Middle East | 0 | - | 4.96 | 198,680 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,122 |
| Slavic Countries | 0 | - | 4.96 | 110,762 |
| African Island Countries | 0 | - | 4.96 | 100,640 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,452 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 163,980 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 168,947 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,247 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,569 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,342 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,889 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,453 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,569 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,662 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,098 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,064 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,177 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,451 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,138 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,311 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,123 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,411 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,697 |
| Boundary Waters | 0 | - | 4.92 | 87,988 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,782 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,164 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,686 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,789 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,665 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,885 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,584 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,753 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,244 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,793 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,847 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,451 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,126 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,091 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,234 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,242 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,282 |
| Monarchies of Europe | 0 | - | 4.90 | 97,191 |
| Monarchies of Asia | 0 | - | 4.97 | 70,528 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,374 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,267 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,501 |
| Countries that Start with A | 0 | - | 4.98 | 2,144,413 |
| Countries that Start with B | 0 | - | 4.95 | 2,277,805 |
| Countries that Start with C | 0 | - | 4.96 | 1,808,599 |
| Countries that Start with D | 0 | - | 4.96 | 700,408 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,155 |
| Countries that Start with G | 0 | - | 4.97 | 1,491,338 |
| Countries that Start with H | 0 | - | 4.96 | 596,970 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,093 |
| Countries that Start with J | 0 | - | 4.98 | 595,045 |
| Countries that Start with K | 0 | - | 4.96 | 808,536 |
| Countries that Start with L | 0 | - | 4.98 | 1,081,837 |
| Countries that Start with N | 0 | - | 4.93 | 1,108,688 |
| Countries that Start with P | 0 | - | 4.94 | 1,207,528 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,072 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,361 |
| Countries that Start with U | 0 | - | 4.97 | 898,958 |
| Countries that Start with V | 0 | - | 4.98 | 604,472 |
| Countries that Start with F | 0 | - | 4.83 | 611,401 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,133 |
| The Only African Country ... | 0 | - | 4.99 | 128,251 |
| The Only American Country ... | 0 | - | 4.92 | 120,644 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,728 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,191 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,951 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,191 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,890 |
| European Countries with One Border | 0 | - | 4.97 | 181,439 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 177,957 |
| Countries Closest to Africa | 0 | - | 4.96 | 155,997 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,845,695 |
| Boxing Countries | 0 | - | 4.26 | 31,207 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,366 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,863 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,050 |
| Landlocked Countries | 0 | - | 4.99 | 412,826 |
| UK Immigration by Country | 0 | - | 4.94 | 139,478 |
| Central American Countries | 0 | - | 4.98 | 154,899 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,497 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,653 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 48,989 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,060 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,772 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 239,903 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,067 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,280 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,142 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 90,992 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,715 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,700 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,363 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,713 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,419 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,114 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,158 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,011 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,441 |
| Countries That Border Russia | 0 | - | 4.98 | 458,494 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,410 |
| Countries Bordering France | 0 | - | 4.85 | 395,488 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,620 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,164 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,406 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,106 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,940 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,210 |
| Name a Valid Asian Country | 0 | - | 4.98 | 119,922 |
| Germany Country Quiz | 0 | - | 4.82 | 156,379 |
| Russia Country Quiz | 0 | - | 4.85 | 113,546 |
| Italy Country Quiz | 0 | - | 4.82 | 122,061 |
| Japan Country Quiz | 0 | - | 4.92 | 141,099 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 137,944 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,781 |
| Tanzania Country Quiz | 0 | - | 4.91 | 32,783 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 34,989 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,273 |
| Morocco Country Quiz | 0 | - | 4.81 | 45,968 |
| Syria Country Quiz | 0 | - | 4.81 | 32,255 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,444 |
| Palau Country Quiz | 0 | - | 4.89 | 22,814 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,101 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,070 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,453 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,830 |
| World Capitals Quiz | 0 | - | 5.00 | 5,024,996 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,945 |
| Random European Capital to Country | 0 | - | 4.98 | 189,041 |
| Random European Country to Capital | 0 | - | 4.92 | 147,321 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,259 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,320 |
| Random African Country to Capital | 0 | - | 4.94 | 70,145 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,206 |
| Himalayan Countries | 0 | - | 4.95 | 135,032 |
| Andean Countries | 0 | - | 4.94 | 82,648 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,074 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 122,969 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,745 |
