| Countries by Sports League Revenue | 0 | - | 4.94 | 75,390 |
| Olympic Host Countries | 0 | - | 4.98 | 198,759 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 302,785 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,214 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,009 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,810 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,662 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,060 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,780 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,872 |
| Countries with Megacities | 0 | - | 4.99 | 246,210 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,790 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,740 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,260 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,678 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,433,540 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,108 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,534 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,581 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,724 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 56,874 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,355 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,727 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,703 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,755 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,404 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,493 |
| North American Sports Cities | 0 | - | 4.83 | 170,755 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,881 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,737 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,716 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,338 |
| The Only European Country ... | 0 | - | 4.91 | 213,501 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,836 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,323 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,157 |
| Countries of Africa | 0 | - | 5.00 | 2,504,440 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 98,553 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,202 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,705 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,706 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,047 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,090 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,170 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,762 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,296 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,473 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,306 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,161 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,184 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,509 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,488 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,721 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,101 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,881 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,597 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,041 |
| Countries of the Middle East | 0 | - | 4.96 | 198,708 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,144 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 70,825 |
| Slavic Countries | 0 | - | 4.96 | 110,770 |
| African Island Countries | 0 | - | 4.96 | 100,663 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,455 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 163,994 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 168,963 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,468 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,589 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,363 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,922 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,479 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,582 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,675 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,109 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,075 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,196 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,466 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,151 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,322 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,132 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,423 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,705 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,717 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,806 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,686 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,899 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,586 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,766 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,266 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,798 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,859 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,467 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,153 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,099 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,250 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,262 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,296 |
| Monarchies of Europe | 0 | - | 4.90 | 97,210 |
| Monarchies of Asia | 0 | - | 4.97 | 70,540 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,379 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,267 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,543 |
| Countries that Start with A | 0 | - | 4.98 | 2,144,715 |
| Countries that Start with B | 0 | - | 4.95 | 2,278,061 |
| Countries that Start with C | 0 | - | 4.96 | 1,808,809 |
| Countries that Start with D | 0 | - | 4.96 | 700,537 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,318 |
| Countries that Start with G | 0 | - | 4.97 | 1,491,487 |
| Countries that Start with H | 0 | - | 4.96 | 597,095 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,226 |
| Countries that Start with J | 0 | - | 4.98 | 595,151 |
| Countries that Start with K | 0 | - | 4.96 | 808,638 |
| Countries that Start with L | 0 | - | 4.98 | 1,081,958 |
| Countries that Start with N | 0 | - | 4.93 | 1,108,815 |
| Countries that Start with P | 0 | - | 4.94 | 1,207,663 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,242 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,461 |
| Countries that Start with U | 0 | - | 4.97 | 899,150 |
| Countries that Start with V | 0 | - | 4.98 | 604,541 |
| Countries that Start with F | 0 | - | 4.83 | 611,488 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,297 |
| The Only African Country ... | 0 | - | 4.99 | 128,263 |
| The Only American Country ... | 0 | - | 4.92 | 120,663 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,734 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,201 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,959 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,217 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,927 |
| European Countries with One Border | 0 | - | 4.97 | 181,459 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 177,971 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,017 |
| Boundary Waters | 0 | - | 4.92 | 87,992 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,787 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,179 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,871 |
| UK Immigration by Country | 0 | - | 4.94 | 139,493 |
| Boxing Countries | 0 | - | 4.26 | 31,208 |
| Central American Countries | 0 | - | 4.98 | 154,918 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,518 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,673 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,075 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,784 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 239,965 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,094 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,293 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,157 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,003 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,728 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,708 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,376 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,125 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,168 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,032 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,450 |
| Countries That Border Russia | 0 | - | 4.98 | 458,540 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,420 |
| Countries Bordering France | 0 | - | 4.85 | 396,475 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,700 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,170 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,423 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,118 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,945 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,284 |
| Name a Valid Asian Country | 0 | - | 4.98 | 119,935 |
| Germany Country Quiz | 0 | - | 4.82 | 156,404 |
| Russia Country Quiz | 0 | - | 4.85 | 113,561 |
| Italy Country Quiz | 0 | - | 4.82 | 122,077 |
| Japan Country Quiz | 0 | - | 4.92 | 141,118 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 137,980 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,791 |
| Tanzania Country Quiz | 0 | - | 4.91 | 32,789 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 34,997 |
| Morocco Country Quiz | 0 | - | 4.81 | 45,982 |
| Syria Country Quiz | 0 | - | 4.81 | 32,264 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,452 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,370 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,062 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,854,518 |
| Landlocked Countries | 0 | - | 4.99 | 412,913 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 48,993 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,722 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,424 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,276 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,331 |
| Palau Country Quiz | 0 | - | 4.89 | 22,816 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,077 |
| World Capitals Quiz | 0 | - | 5.00 | 5,025,883 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,954 |
| Random European Capital to Country | 0 | - | 4.98 | 189,061 |
| Random European Country to Capital | 0 | - | 4.92 | 147,335 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,278 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,331 |
| Random African Country to Capital | 0 | - | 4.94 | 70,154 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,754 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,777 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,040 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,102 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,199 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,330 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,151 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,043 |
