| Countries by Sports League Revenue | 0 | - | 4.94 | 69,675 |
| Olympic Host Countries | 0 | - | 4.98 | 191,308 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.93 | 262,168 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 53,983 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 136,803 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 54,592 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 162,640 |
| Countries with Megacities | 0 | - | 4.99 | 222,257 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 189,541 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 107,670 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 128,875 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 75,068 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 301,608 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,393,514 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 367,328 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 91,883 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 53,407 |
| Countries that Export the Most Football Players | 0 | - | 4.42 | 53,641 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 82,864 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 82,828 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 259,407 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 117,145 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 108,535 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 89,291 |
| Summer Olympic City Bids | 0 | - | 4.92 | 39,948 |
| Countries That Use the Euro | 0 | - | 4.94 | 81,437 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 106,726 |
| The Only European Country ... | 0 | - | 4.91 | 201,441 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 202,991 |
| European Countries NOT in NATO | 0 | - | 4.88 | 52,660 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 90,170 |
| Countries of Africa | 0 | - | 5.00 | 2,393,423 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.39 | 56,718 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 26,265 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 93,475 |
| Countries With the Most NBA Players | 0 | - | 4.45 | 111,199 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 67,642 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.53 | 88,906 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.70 | 37,767 |
| Countries of Europe by Population | 0 | - | 4.98 | 167,577 |
| Most Populous Countries by Year | 0 | - | 4.81 | 104,328 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 82,221 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 110,899 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 102,176 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.98 | 108,522 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 85,961 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 216,327 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 131,182 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.86 | 73,299 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 81,385 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 64,994 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 71,074 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 93,515 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 203,946 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,282,720 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.95 | 206,586 |
| Countries of the Middle East | 0 | - | 4.95 | 191,109 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 84,133 |
| Slavic Countries | 0 | - | 4.96 | 107,688 |
| African Island Countries | 0 | - | 4.96 | 97,067 |
| Straight Shot to Antarctica | 0 | - | 4.93 | 40,838 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 160,650 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 164,913 |
| Countries of North America Quiz | 0 | - | 5.00 | 967,436 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 121,142 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 102,597 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 130,570 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 210,069 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 187,072 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 149,307 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 110,709 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 139,356 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 146,553 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 112,323 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 156,163 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 95,501 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 104,018 |
| Countries with the Most Winter Olympics Medals | 0 | - | 4.46 | 159,669 |
| Boundary Waters | 0 | - | 4.91 | 86,345 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 33,574 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 92,381 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 222,433 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 175,043 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 171,700 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 99,889 |
| Countries by Population Decrease | 0 | - | 4.45 | 48,752 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 105,483 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 154,957 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.62 | 62,384 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.91 | 20,425 |
| Most Populous Countries in 1900 | 0 | - | 4.92 | 169,276 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 219,537 |
| Countries Formerly in Yugoslavia | 0 | - | 4.96 | 120,805 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 130,444 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 107,198 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 102,000 |
| Monarchies of Europe | 0 | - | 4.89 | 94,126 |
| Monarchies of Asia | 0 | - | 4.96 | 68,830 |
| Asian Country Superlatives | 0 | - | 4.83 | 77,671 |
| Athletes by Country Quiz #1 | 0 | - | 4.35 | 44,915 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 126,703 |
| Countries that Start with A | 0 | - | 4.98 | 2,083,622 |
| Countries that Start with B | 0 | - | 4.95 | 2,221,459 |
| Countries that Start with C | 0 | - | 4.96 | 1,762,703 |
| Countries that Start with D | 0 | - | 4.96 | 668,977 |
| Countries that Start with E | 0 | - | 4.95 | 1,327,682 |
| Countries that Start with G | 0 | - | 4.97 | 1,450,781 |
| Countries that Start with H | 0 | - | 4.96 | 570,308 |
| Countries that Start with I | 0 | - | 4.92 | 1,247,366 |
| Countries that Start with J | 0 | - | 4.98 | 570,079 |
| Countries that Start with K | 0 | - | 4.97 | 781,957 |
| Countries that Start with L | 0 | - | 4.98 | 1,050,644 |
| Countries that Start with N | 0 | - | 4.93 | 1,077,385 |
| Countries that Start with P | 0 | - | 4.95 | 1,177,206 |
| Countries that Start with S | 0 | - | 4.98 | 1,703,557 |
| Countries that Start with T | 0 | - | 4.89 | 979,010 |
| Countries that Start with U | 0 | - | 4.97 | 878,729 |
| Countries that Start with V | 0 | - | 4.98 | 588,540 |
| Countries that Start with F | 0 | - | 4.83 | 589,368 |
| Countries that Start with M | 0 | - | 4.97 | 1,338,443 |
| The Only African Country ... | 0 | - | 4.98 | 125,696 |
| The Only American Country ... | 0 | - | 4.92 | 116,870 |
| African Countries by a Single Clue | 0 | - | 4.92 | 66,491 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 30,107 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 70,309 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 91,369 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 131,505 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.88 | 100,632 |
| European Countries with One Border | 0 | - | 4.97 | 176,880 |
| European Countries with the Fewest Borders | 0 | - | 4.98 | 173,473 |
| Countries Closest to Africa | 0 | - | 4.95 | 152,132 |
| Countries of the World Quiz | 0 | - | 5.00 | 44,913,010 |
| Boxing Countries | 0 | - | 4.26 | 30,727 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 97,642 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.90 | 54,901 |
| North American Sports Cities | 0 | - | 4.80 | 166,746 |
| Landlocked Countries Quiz | 0 | - | 4.99 | 390,382 |
| UK Immigration by Country | 0 | - | 4.94 | 135,318 |
| Central American Countries | 0 | - | 4.98 | 149,560 |
| Caribbean Countries and Territories | 0 | - | 4.82 | 109,812 |
| Total United States Immigration by Country | 0 | - | 4.90 | 105,905 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 103,090 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 48,224 |
| Asian Countries with the Most Christians | 0 | - | 4.87 | 92,872 |
| African Countries with the Most Christians | 0 | - | 4.93 | 72,660 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.96 | 212,601 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 191,970 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 117,033 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 110,070 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 88,277 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 98,158 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 56,169 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 76,693 |
| The Only Remaining Asian Country . . . | 0 | - | 4.70 | 44,086 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 188,726 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 122,896 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 120,746 |
| Countries That Border Russia | 0 | - | 4.98 | 448,896 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.85 | 86,435 |
| Countries Bordering France | 0 | - | 4.87 | 377,552 |
| Countries Bordering Germany | 0 | - | 4.99 | 358,529 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 88,520 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 65,911 |
| Countries Closest to Australia | 0 | - | 4.99 | 162,991 |
| Countries Closest to the Persian Gulf | 0 | - | 4.92 | 81,107 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 240,708 |
| Germany Country Quiz | 0 | - | 4.82 | 151,683 |
| Russia Country Quiz | 0 | - | 4.84 | 110,439 |
| Italy Country Quiz | 0 | - | 4.81 | 118,018 |
| Japan Country Quiz | 0 | - | 4.92 | 129,375 |
| United Kingdom Country Quiz | 0 | - | 4.95 | 131,984 |
| Tanzania Country Quiz | 0 | - | 4.90 | 31,798 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 33,827 |
| Tuvalu Country Quiz | 0 | - | 4.85 | 20,701 |
| Kenya Country Quiz | 0 | - | 4.86 | 33,366 |
| Palau Country Quiz | 0 | - | 4.89 | 22,069 |
| World Geography on a Map #1 | 0 | - | 4.94 | 71,481 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 82,666 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 160,492 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 118,872 |
| World Capitals Quiz | 0 | - | 5.00 | 4,860,127 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 81,081 |
| Random European Capital to Country | 0 | - | 4.97 | 183,599 |
| Random European Country to Capital | 0 | - | 4.93 | 143,422 |
| Random Asian Country to Capital | 0 | - | 4.92 | 92,051 |
| Random Asian Capital to Country | 0 | - | 4.97 | 97,248 |
| Random African Country to Capital | 0 | - | 4.94 | 67,489 |
| Sahara Desert Countries | 0 | - | 4.97 | 149,394 |
| Himalayan Countries | 0 | - | 4.94 | 125,525 |
| Andean Countries | 0 | - | 4.93 | 70,673 |
| Countries with the Youngest Median Age | 0 | - | 4.98 | 58,179 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 115,695 |
| Coffee Producing Countries | 0 | - | 4.83 | 61,551 |
| Countries with Shrinking Populations | 0 | - | 4.93 | 60,660 |
| Danube Countries | 0 | - | 4.97 | 61,735 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 98,103 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 82,747 |
| Countries with the Worst Passports | 0 | - | 4.92 | 75,497 |
| Countries with the Most Immigrants | 0 | - | 4.89 | 141,139 |
| European Landlocked Countries | 0 | - | 4.99 | 142,143 |
