| Countries by Sports League Revenue | 0 | - | 4.94 | 76,363 |
| Olympic Host Countries | 0 | - | 4.98 | 199,692 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 306,383 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 45,882 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,341 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,239 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,008 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,411 |
| Countries with Megacities | 0 | - | 4.99 | 249,200 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,268 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,615 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,578 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,579 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,440,404 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,966 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,679 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,598 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,972 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,111 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,169 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 57,587 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 85,766 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,318 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,974 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,377 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,112 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,124 |
| North American Sports Cities | 0 | - | 4.83 | 171,450 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,063 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,029 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,310 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,381 |
| The Only European Country ... | 0 | - | 4.91 | 215,279 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,188 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,398 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,484 |
| Countries of Africa | 0 | - | 5.00 | 2,522,609 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 99,416 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,069 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.14 | 71,319 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 92,958 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,415 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,977 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,360 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,912 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,434 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,775 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,937 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,074 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,831 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,761 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 89,086 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,934 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,182 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,762 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,037 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,782 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,544 |
| Countries of the Middle East | 0 | - | 4.96 | 199,936 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,788 |
| Slavic Countries | 0 | - | 4.96 | 111,290 |
| African Island Countries | 0 | - | 4.96 | 101,203 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,700 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,547 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,634 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,017,774 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,369 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,020 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,807 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,286 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,193 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,274 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,420 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,550 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,741 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,935 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,719 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,762 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,611 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,868 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,943 |
| Boundary Waters | 0 | - | 4.92 | 88,252 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,984 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,681 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,856 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,689 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,529 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,388 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,709 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,047 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,837 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,034 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,195 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,333 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,875 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,562 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,822 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,759 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,761 |
| Monarchies of Europe | 0 | - | 4.90 | 97,731 |
| Monarchies of Asia | 0 | - | 4.97 | 70,852 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,654 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,327 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,778 |
| Countries that Start with A | 0 | - | 4.98 | 2,154,655 |
| Countries that Start with B | 0 | - | 4.95 | 2,286,831 |
| Countries that Start with C | 0 | - | 4.96 | 1,815,920 |
| Countries that Start with D | 0 | - | 4.96 | 705,392 |
| Countries that Start with E | 0 | - | 4.95 | 1,372,146 |
| Countries that Start with G | 0 | - | 4.97 | 1,497,665 |
| Countries that Start with H | 0 | - | 4.96 | 601,162 |
| Countries that Start with I | 0 | - | 4.92 | 1,284,002 |
| Countries that Start with J | 0 | - | 4.98 | 599,157 |
| Countries that Start with K | 0 | - | 4.97 | 812,301 |
| Countries that Start with L | 0 | - | 4.98 | 1,086,465 |
| Countries that Start with N | 0 | - | 4.93 | 1,113,479 |
| Countries that Start with P | 0 | - | 4.94 | 1,212,287 |
| Countries that Start with S | 0 | - | 4.98 | 1,749,484 |
| Countries that Start with T | 0 | - | 4.90 | 1,006,942 |
| Countries that Start with U | 0 | - | 4.97 | 902,124 |
| Countries that Start with V | 0 | - | 4.98 | 607,297 |
| Countries that Start with F | 0 | - | 4.83 | 614,814 |
| Countries that Start with M | 0 | - | 4.97 | 1,377,308 |
| The Only African Country ... | 0 | - | 4.99 | 128,730 |
| The Only American Country ... | 0 | - | 4.92 | 121,205 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,943 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,494 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,464 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,980 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,540 |
| European Countries with One Border | 0 | - | 4.97 | 182,178 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,041 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,750 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,188,036 |
| Boxing Countries | 0 | - | 4.26 | 31,285 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,299 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,190 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,719 |
| Landlocked Countries | 0 | - | 4.99 | 416,964 |
| UK Immigration by Country | 0 | - | 4.94 | 140,414 |
| Central American Countries | 0 | - | 4.98 | 155,573 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,098 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,473 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,149 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,743 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,207 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,442 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,149 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,806 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 119,805 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,495 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,130 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,991 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,772 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,025 |
| The Only Remaining Asian Country . . . | 0 | - | 4.63 | 45,623 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,540 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,672 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,548 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,703 |
| Countries That Border Russia | 0 | - | 4.98 | 460,450 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,755 |
| Countries Bordering France | 0 | - | 4.83 | 401,250 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,087 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,405 |
| Countries that Visit Australia the Most | 0 | - | 4.91 | 68,793 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,576 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,175 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 258,918 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,526 |
| Germany Country Quiz | 0 | - | 4.82 | 157,239 |
| Russia Country Quiz | 0 | - | 4.85 | 114,076 |
| Italy Country Quiz | 0 | - | 4.82 | 122,735 |
| Japan Country Quiz | 0 | - | 4.92 | 141,965 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,028 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,123 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,933 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,207 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,371 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,264 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,558 |
| Syria Country Quiz | 0 | - | 4.81 | 32,566 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,449 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,664 |
| Palau Country Quiz | 0 | - | 4.90 | 22,928 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,392 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,334 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,325 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,596 |
| World Capitals Quiz | 0 | - | 5.00 | 5,052,339 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,383 |
| Random European Capital to Country | 0 | - | 4.98 | 190,132 |
| Random European Country to Capital | 0 | - | 4.92 | 159,174 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,882 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,983 |
| Random African Country to Capital | 0 | - | 4.94 | 70,723 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,071 |
| Himalayan Countries | 0 | - | 4.95 | 136,629 |
| Andean Countries | 0 | - | 4.95 | 83,553 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,806 |
