| Olympic Host Countries | 0 | - | 4.98 | 200,646 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,062 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,251 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,351 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,303 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 309,075 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,492 |
| Countries with the Fastest 100 Meter Sprinters | 0 | - | 4.44 | 86,128 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,919 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 46,919 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 329,878 |
| Countries with the Most Summer Olympics Medals | 0 | - | 4.55 | 93,157 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,328 |
| Countries with Megacities | 0 | - | 4.99 | 262,813 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,173 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,156 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,471 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,203 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,444,916 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,145 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,150 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,801 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,887 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,370 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,327 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 58,266 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,665 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,664 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,828 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,356 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,496 |
| North American Sports Cities | 0 | - | 4.83 | 172,312 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,901 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,782 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,137 |
| The Only European Country ... | 0 | - | 4.91 | 216,459 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,129 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,027 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,635 |
| Countries of Africa | 0 | - | 5.00 | 2,534,935 |
| Winter Olympics Hosts | 0 | - | 4.41 | 87,424 |
| Countries With The Most NHL Hockey Players | 0 | - | 4.48 | 100,046 |
| Countries With the Most NBA Players | 0 | - | 4.47 | 117,723 |
| Top 10 Countries with the Most Registered Soccer Players | 0 | - | 4.13 | 71,722 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,617 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,550 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,579 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,380 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,839 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,098 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,275 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,909 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,218 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,162 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,697 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,227 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,520 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,193 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,048 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,553 |
| Countries of the Middle East | 0 | - | 4.96 | 201,057 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,208 |
| Slavic Countries | 0 | - | 4.96 | 111,608 |
| African Island Countries | 0 | - | 4.96 | 101,578 |
| Olympic Medalists in Ice Hockey | 0 | - | 4.35 | 44,491 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,859 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,899 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,052 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,022,470 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,816 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,452 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,429 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,893 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,615 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,683 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,586 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,190 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,151 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,541 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,180 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,109 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,949 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,221 |
| Boundary Waters | 0 | - | 4.92 | 88,445 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,133 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,032 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,774 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,761 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,234 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,780 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,801 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,405 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,196 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,197 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,380 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,691 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.91 | 13,035 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,506 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,851 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,232 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,068 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,049 |
| Monarchies of Europe | 0 | - | 4.90 | 98,093 |
| Monarchies of Asia | 0 | - | 4.97 | 71,067 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,852 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,363 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,735 |
| Countries that Start with A | 0 | - | 4.98 | 2,161,483 |
| Countries that Start with B | 0 | - | 4.95 | 2,293,243 |
| Countries that Start with C | 0 | - | 4.96 | 1,821,127 |
| Countries that Start with D | 0 | - | 4.96 | 708,982 |
| Countries that Start with E | 0 | - | 4.95 | 1,376,450 |
| Countries that Start with G | 0 | - | 4.97 | 1,502,489 |
| Countries that Start with H | 0 | - | 4.96 | 604,266 |
| Countries that Start with I | 0 | - | 4.92 | 1,287,462 |
| Countries that Start with J | 0 | - | 4.98 | 601,995 |
| Countries that Start with K | 0 | - | 4.97 | 815,312 |
| Countries that Start with L | 0 | - | 4.98 | 1,090,145 |
| Countries that Start with N | 0 | - | 4.93 | 1,117,128 |
| Countries that Start with P | 0 | - | 4.94 | 1,215,570 |
| Countries that Start with S | 0 | - | 4.98 | 1,753,998 |
| Countries that Start with T | 0 | - | 4.90 | 1,009,377 |
| Countries that Start with U | 0 | - | 4.97 | 904,140 |
| Countries that Start with V | 0 | - | 4.98 | 609,085 |
| Countries that Start with F | 0 | - | 4.83 | 617,218 |
| Countries that Start with M | 0 | - | 4.97 | 1,381,002 |
| The Only African Country ... | 0 | - | 4.99 | 129,067 |
| The Only American Country ... | 0 | - | 4.92 | 121,550 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,110 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,752 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,798 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,445 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,935 |
| European Countries with One Border | 0 | - | 4.97 | 182,710 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,509 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,153 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,417,937 |
| Boxing Countries | 0 | - | 4.26 | 31,347 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,637 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,396 |
| Big 4 Sports Championship Cities | 0 | - | 4.43 | 120,128 |
| Landlocked Countries | 0 | - | 4.99 | 419,947 |
| UK Immigration by Country | 0 | - | 4.94 | 140,842 |
| Central American Countries | 0 | - | 4.98 | 156,398 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,568 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,926 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,239 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,176 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,568 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,817 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,298 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,537 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 134,031 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,123 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,438 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,210 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,037 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,236 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 45,795 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,806 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,063 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,945 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,940 |
| Countries That Border Russia | 0 | - | 4.98 | 461,580 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,996 |
| Countries Bordering France | 0 | - | 4.83 | 402,402 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,271 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,554 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,057 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,902 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,357 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,746 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,945 |
| Name a Valid African Country | 0 | - | 4.98 | 153,998 |
| Germany Country Quiz | 0 | - | 4.82 | 157,780 |
| Russia Country Quiz | 0 | - | 4.85 | 114,431 |
| Italy Country Quiz | 0 | - | 4.82 | 123,357 |
| Japan Country Quiz | 0 | - | 4.93 | 142,409 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,694 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,314 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,056 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,329 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,748 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,448 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,472 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,711 |
| Syria Country Quiz | 0 | - | 4.81 | 32,750 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,512 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,775 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,670 |
| Palau Country Quiz | 0 | - | 4.90 | 23,001 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,563 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,489 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,875 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,083 |
| World Capitals Quiz | 0 | - | 5.00 | 5,070,318 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,632 |
| Random European Capital to Country | 0 | - | 4.98 | 190,807 |
| Random European Country to Capital | 0 | - | 4.93 | 165,027 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,384 |
