| Countries by Sports League Revenue | 0 | - | 4.94 | 77,017 |
| Olympic Host Countries | 0 | - | 4.98 | 200,422 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 308,203 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 46,616 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,906 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,102 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,280 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,066 |
| Countries with Megacities | 0 | - | 4.99 | 260,669 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,927 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,016 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,200 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,024 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,479 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,782 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,768 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,792 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,401 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,297 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,295 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,095 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,022 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,569 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,458 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,695 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,283 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,385 |
| North American Sports Cities | 0 | - | 4.83 | 171,778 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,260 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,611 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,649 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,891 |
| The Only European Country ... | 0 | - | 4.91 | 216,064 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,830 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,817 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,589 |
| Countries of Africa | 0 | - | 5.00 | 2,531,056 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 99,791 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,503 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,601 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,103 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,242 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,419 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,512 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,249 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,736 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,991 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,184 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,778 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,123 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,099 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,530 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,170 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,453 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,095 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,652 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,614 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,237 |
| Countries of the Middle East | 0 | - | 4.96 | 200,814 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,045 |
| Slavic Countries | 0 | - | 4.96 | 111,514 |
| African Island Countries | 0 | - | 4.96 | 101,462 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,808 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,806 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,934 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,931 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,687 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,310 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,232 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,713 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,464 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,564 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,526 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,108 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,010 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,425 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,044 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,995 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,840 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,112 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,101 |
| Boundary Waters | 0 | - | 4.92 | 88,385 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,091 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,927 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,496 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,552 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,062 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,663 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,773 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,361 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,062 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,144 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,323 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,603 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.90 | 12,665 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,313 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,758 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,088 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,963 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,957 |
| Monarchies of Europe | 0 | - | 4.90 | 97,985 |
| Monarchies of Asia | 0 | - | 4.97 | 70,997 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,789 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,350 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,378 |
| Countries that Start with A | 0 | - | 4.98 | 2,159,293 |
| Countries that Start with B | 0 | - | 4.95 | 2,291,263 |
| Countries that Start with C | 0 | - | 4.96 | 1,819,499 |
| Countries that Start with D | 0 | - | 4.96 | 707,832 |
| Countries that Start with E | 0 | - | 4.95 | 1,375,079 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,767 |
| Countries that Start with H | 0 | - | 4.96 | 603,278 |
| Countries that Start with I | 0 | - | 4.92 | 1,286,368 |
| Countries that Start with J | 0 | - | 4.98 | 601,111 |
| Countries that Start with K | 0 | - | 4.97 | 814,393 |
| Countries that Start with L | 0 | - | 4.98 | 1,089,097 |
| Countries that Start with N | 0 | - | 4.93 | 1,116,054 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,552 |
| Countries that Start with S | 0 | - | 4.98 | 1,752,638 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,620 |
| Countries that Start with U | 0 | - | 4.97 | 903,478 |
| Countries that Start with V | 0 | - | 4.98 | 608,528 |
| Countries that Start with F | 0 | - | 4.83 | 616,433 |
| Countries that Start with M | 0 | - | 4.97 | 1,379,848 |
| The Only African Country ... | 0 | - | 4.98 | 128,970 |
| The Only American Country ... | 0 | - | 4.92 | 121,426 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,070 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,673 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,702 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,288 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,806 |
| European Countries with One Border | 0 | - | 4.97 | 182,546 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,354 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,028 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,343,135 |
| Boxing Countries | 0 | - | 4.26 | 31,328 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,535 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,336 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 119,975 |
| Landlocked Countries | 0 | - | 4.99 | 419,087 |
| UK Immigration by Country | 0 | - | 4.94 | 140,720 |
| Central American Countries | 0 | - | 4.98 | 155,922 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,358 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,776 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,206 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,063 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,481 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,330 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,066 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,409 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 132,518 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,986 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,338 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,140 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,953 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,179 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,738 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,730 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,964 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,825 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,875 |
| Countries That Border Russia | 0 | - | 4.98 | 461,200 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,912 |
| Countries Bordering France | 0 | - | 4.83 | 401,991 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,690 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,519 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,969 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,799 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,297 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,146 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,812 |
| Name a Valid African Country | 0 | - | 4.98 | 153,827 |
| Germany Country Quiz | 0 | - | 4.82 | 157,631 |
| Russia Country Quiz | 0 | - | 4.85 | 114,305 |
| Italy Country Quiz | 0 | - | 4.82 | 123,237 |
| Japan Country Quiz | 0 | - | 4.93 | 142,253 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,509 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,254 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,021 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,305 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,691 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,422 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,406 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,665 |
| Syria Country Quiz | 0 | - | 4.81 | 32,686 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,497 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,734 |
| Palau Country Quiz | 0 | - | 4.90 | 22,976 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,507 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,430 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,692 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,925 |
| World Capitals Quiz | 0 | - | 5.00 | 5,064,463 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,564 |
| Random European Capital to Country | 0 | - | 4.98 | 190,666 |
| Random European Country to Capital | 0 | - | 4.93 | 164,739 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,298 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,617 |
| Random African Country to Capital | 0 | - | 4.94 | 71,103 |
| Sahara Desert Countries | 0 | - | 4.98 | 163,041 |
