| Countries by Sports League Revenue | 0 | - | 4.94 | 75,411 |
| Olympic Host Countries | 0 | - | 4.98 | 198,773 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 302,843 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,832 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,681 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,132 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,781 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,892 |
| Countries with Megacities | 0 | - | 4.99 | 246,259 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,810 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,748 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,269 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,684 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,433,701 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,185 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,539 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,219 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,586 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,737 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,016 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 56,884 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,357 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,738 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,722 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,767 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,409 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,500 |
| North American Sports Cities | 0 | - | 4.83 | 170,769 |
| Summer Olympic City Bids | 0 | - | 4.93 | 41,885 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,755 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,729 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,355 |
| The Only European Country ... | 0 | - | 4.91 | 213,531 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,859 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,343 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,158 |
| Countries of Africa | 0 | - | 5.00 | 2,504,847 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 98,577 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 116,218 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 70,837 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,709 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,733 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,073 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,091 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,181 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,772 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,305 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,479 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,321 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,175 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,190 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,522 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,494 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,729 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,117 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 212,899 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,690 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,068 |
| Countries of the Middle East | 0 | - | 4.96 | 198,722 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,162 |
| Slavic Countries | 0 | - | 4.96 | 110,775 |
| African Island Countries | 0 | - | 4.96 | 100,672 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,460 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,011 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 168,978 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,562 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,597 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,371 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,938 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,491 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,593 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,678 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,115 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,081 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,204 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,474 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,164 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,324 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,142 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,433 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,707 |
| Boundary Waters | 0 | - | 4.92 | 87,994 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,787 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,188 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,733 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,826 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,698 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,905 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,588 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,767 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,275 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,806 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,863 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,480 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,157 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,105 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,255 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,271 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,301 |
| Monarchies of Europe | 0 | - | 4.90 | 97,222 |
| Monarchies of Asia | 0 | - | 4.97 | 70,544 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,382 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,268 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,569 |
| Countries that Start with A | 0 | - | 4.98 | 2,144,909 |
| Countries that Start with B | 0 | - | 4.95 | 2,278,230 |
| Countries that Start with C | 0 | - | 4.96 | 1,808,972 |
| Countries that Start with D | 0 | - | 4.96 | 700,627 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,440 |
| Countries that Start with G | 0 | - | 4.97 | 1,491,629 |
| Countries that Start with H | 0 | - | 4.96 | 597,174 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,335 |
| Countries that Start with J | 0 | - | 4.98 | 595,246 |
| Countries that Start with K | 0 | - | 4.96 | 808,704 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,049 |
| Countries that Start with N | 0 | - | 4.93 | 1,108,913 |
| Countries that Start with P | 0 | - | 4.94 | 1,207,751 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,361 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,528 |
| Countries that Start with U | 0 | - | 4.97 | 899,301 |
| Countries that Start with V | 0 | - | 4.98 | 604,593 |
| Countries that Start with F | 0 | - | 4.83 | 611,552 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,403 |
| The Only African Country ... | 0 | - | 4.99 | 128,274 |
| The Only American Country ... | 0 | - | 4.92 | 120,668 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,737 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,206 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,969 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,235 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,932 |
| European Countries with One Border | 0 | - | 4.97 | 181,478 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 177,985 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,021 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,860,222 |
| Boxing Countries | 0 | - | 4.26 | 31,210 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,373 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,876 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,081 |
| Landlocked Countries | 0 | - | 4.99 | 412,964 |
| UK Immigration by Country | 0 | - | 4.94 | 139,502 |
| Central American Countries | 0 | - | 4.98 | 154,923 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,538 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,681 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 48,996 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,081 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,792 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,016 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,107 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,301 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,161 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,010 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,736 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,714 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,383 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,730 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,426 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,129 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,178 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,039 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,454 |
| Countries That Border Russia | 0 | - | 4.98 | 458,576 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,424 |
| Countries Bordering France | 0 | - | 4.85 | 396,932 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,730 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,172 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,426 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,131 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,946 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,333 |
| Name a Valid Asian Country | 0 | - | 4.98 | 119,945 |
| Germany Country Quiz | 0 | - | 4.82 | 156,412 |
| Russia Country Quiz | 0 | - | 4.85 | 113,566 |
| Italy Country Quiz | 0 | - | 4.82 | 122,088 |
| Japan Country Quiz | 0 | - | 4.92 | 141,123 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 137,990 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,797 |
| Tanzania Country Quiz | 0 | - | 4.91 | 32,794 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,000 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,276 |
| Morocco Country Quiz | 0 | - | 4.81 | 45,989 |
| Syria Country Quiz | 0 | - | 4.81 | 32,267 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,457 |
| Palau Country Quiz | 0 | - | 4.89 | 22,817 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,114 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,080 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,488 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,848 |
| World Capitals Quiz | 0 | - | 5.00 | 5,026,300 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,956 |
| Random European Capital to Country | 0 | - | 4.98 | 189,075 |
| Random European Country to Capital | 0 | - | 4.92 | 147,340 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,283 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,333 |
| Random African Country to Capital | 0 | - | 4.94 | 70,158 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,294 |
| Himalayan Countries | 0 | - | 4.95 | 135,091 |
| Andean Countries | 0 | - | 4.94 | 82,686 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,098 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,019 |
| Coffee Producing Countries | 0 | - | 4.81 | 65,788 |
