| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,707 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,825 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,343 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,229 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,033 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,227 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,501 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,922 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,105 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,301 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,045 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,137 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,029 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,152 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,816 |
| Asia Capitals Quiz | 0 | - | 4.98 | 693,925 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,533 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,850 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,297 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,974 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,458 |
| The Only European Country ... | 0 | - | 4.91 | 217,029 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,543 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,367 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,706 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,881 |
| Countries of Africa | 0 | - | 5.00 | 2,541,122 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,348 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,432 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,696 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,559 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,305 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,785 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,024,578 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,509 |
| Egypt Country Quiz | 0 | - | 4.83 | 77,600 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,161 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,769 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,411 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,259 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,838 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,293 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,599 |
| Asia Capital to Country | 0 | - | 4.96 | 126,754 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,546 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,629 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,031 |
| Countries of the Middle East | 0 | - | 4.96 | 201,367 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,427 |
| Slavic Countries | 0 | - | 4.96 | 111,776 |
| African Island Countries | 0 | - | 4.96 | 101,746 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,923 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,036 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,614 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,680 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,175 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,787 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,857 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,673 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,312 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,313 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,690 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,356 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,266 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,098 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,354 |
| Turkey Country Quiz | 0 | - | 4.42 | 75,802 |
| Vietnam War Countries | 0 | - | 4.82 | 94,297 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,221 |
| Countries Closest to Egypt | 0 | - | 4.83 | 101,117 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,232 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,110 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,502 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,844 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,474 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,983 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,956 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,413 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,204 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,634 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,145 |
| Monarchies of Europe | 0 | - | 4.90 | 98,242 |
| Monarchies of Asia | 0 | - | 4.97 | 71,150 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,956 |
| The Only African Country ... | 0 | - | 4.99 | 129,204 |
| The Only American Country ... | 0 | - | 4.92 | 121,720 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,163 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,833 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,967 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,699 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,121 |
| Countries That Border Russia | 0 | - | 4.98 | 462,091 |
| European Countries with One Border | 0 | - | 4.97 | 182,955 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,734 |
| Flags of Countries that Border China | 0 | - | 4.94 | 99,604 |
| Countries Bordering France | 0 | - | 4.83 | 402,869 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,683 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,294 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,011 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,655 |
| UK Immigration by Country | 0 | - | 4.94 | 141,035 |
| Central American Countries | 0 | - | 4.98 | 156,616 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,761 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,344 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,695 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,460 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,608 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,708 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,283 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,584 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,297 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,926 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,226 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,133 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,044 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,097 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,627 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,196 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,036 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,432 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,540 |
| Germany Country Quiz | 0 | - | 4.83 | 158,022 |
| Russia Country Quiz | 0 | - | 4.83 | 114,592 |
| Japan Country Quiz | 0 | - | 4.93 | 142,616 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,008 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,414 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,107 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,382 |
| Europe Map Quiz | 0 | - | 5.00 | 4,767,055 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 118,590 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,729 |
| Random European Capital to Country | 0 | - | 4.98 | 191,061 |
| Random European Country to Capital | 0 | - | 4.93 | 165,274 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,704 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,148 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,107 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,200 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,449 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,443 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,499 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,218 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,059 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,567 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,716 |
| Every European Country Shape | 0 | - | 4.96 | 202,000 |
| Every African Country Shape | 0 | - | 4.90 | 87,491 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,226 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,354 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,875 |
| Countries Bordering India | 0 | - | 4.98 | 163,469 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,306 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,378 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,182 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,576 |
| Countries that Border China | 0 | - | 4.96 | 263,339 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,909 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,595 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,507 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,786 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,920 |
| Countries that Border Poland | 0 | - | 4.99 | 172,397 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,831 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,887 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,511 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,211 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,247 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,429 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,912 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,190 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,913 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 94,061 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,230 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,651 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,635 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,467 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,994 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,166 |
| Countries Closest to India | 0 | - | 4.97 | 102,871 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,731 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,192 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,989 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,891 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,940 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,767 |
| Iraq Country Quiz | 0 | - | 4.43 | 40,974 |
| Lebanon Country Quiz | 0 | - | 4.56 | 36,018 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,464 |
| Iran Country Quiz | 0 | - | 4.49 | 60,412 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,447,057 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,699 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,719 |
| Countries with Megacities | 0 | - | 4.99 | 264,136 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,564 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,382 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,825 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,438 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,024 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,275 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,537 |
| Hindu Countries | 0 | - | 4.86 | 50,230 |
