| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,999 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,660 |
| Countries Bordering Iran | 0 | - | 4.83 | 96,028 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,801 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,924 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,809 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,807 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,337 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 51,165 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,235 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,757 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,056 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 119,215 |
| Asia Capitals Quiz | 0 | - | 4.98 | 698,266 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,952 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,371 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,565 |
| Countries of Africa | 0 | - | 5.00 | 2,557,340 |
| Countries that Border Iraq | 0 | - | 4.97 | 109,067 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,608 |
| Countries of the Japanese Empire | 0 | - | 4.96 | 104,538 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,772 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,981 |
| The Only European Country ... | 0 | - | 4.91 | 218,771 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,779 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,398 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,886 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,654 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 238,198 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,003 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,030,495 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,380 |
| Egypt Country Quiz | 0 | - | 4.82 | 77,906 |
| Iran Country Quiz | 0 | - | 4.49 | 60,662 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,761 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,326 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,836 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,486 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,153 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,488 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,840 |
| Asia Capital to Country | 0 | - | 4.96 | 127,326 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,848 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,151 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,570 |
| Countries of the Middle East | 0 | - | 4.96 | 202,482 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,099 |
| Slavic Countries | 0 | - | 4.96 | 112,307 |
| Vietnam War Countries | 0 | - | 4.82 | 94,570 |
| African Island Countries | 0 | - | 4.96 | 102,376 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,424 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,149 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,735 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,255 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,503 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,253 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,422 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,467 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,928 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,739 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,975 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,414 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,198 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,836 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,090 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 34,062 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,776 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,480 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,289 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,613 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,199 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,352 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,891 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,426 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,277 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,037 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,608 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 162,217 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,456 |
| Monarchies of Europe | 0 | - | 4.90 | 98,792 |
| Monarchies of Asia | 0 | - | 4.97 | 71,470 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,249 |
| The Only African Country ... | 0 | - | 4.99 | 129,614 |
| The Only American Country ... | 0 | - | 4.92 | 122,164 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,365 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,248 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,432 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,401 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,765 |
| European Countries with One Border | 0 | - | 4.97 | 183,689 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,443 |
| Flags of Countries that Border China | 0 | - | 4.94 | 100,066 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,755 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,825 |
| UK Immigration by Country | 0 | - | 4.94 | 141,621 |
| Central American Countries | 0 | - | 4.98 | 157,245 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,539 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,315 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 97,904 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,047 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 246,234 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,591 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,266 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,787 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,992 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 25,017 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,545 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,747 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,301 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,795 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,724 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,711 |
| Countries That Border Russia | 0 | - | 4.98 | 464,319 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,421 |
| Countries Bordering France | 0 | - | 4.83 | 404,713 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,662 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,870 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,551 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,757 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,686 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 264,334 |
| Germany Country Quiz | 0 | - | 4.82 | 158,754 |
| Russia Country Quiz | 0 | - | 4.83 | 115,263 |
| Japan Country Quiz | 0 | - | 4.93 | 143,248 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,880 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,702 |
| Tanzania Country Quiz | 0 | - | 4.91 | 33,238 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,555 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,060 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 334,940 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,020 |
| Random European Capital to Country | 0 | - | 4.98 | 192,053 |
| Random European Country to Capital | 0 | - | 4.93 | 165,822 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,497 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,324 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,454 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,348 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,689 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,589 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,664 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,640 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,468 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,272 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,352 |
| Every European Country Shape | 0 | - | 4.96 | 202,838 |
| Every African Country Shape | 0 | - | 4.90 | 88,286 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 94,585 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,937 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,076 |
| Countries Bordering India | 0 | - | 4.98 | 163,785 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,972 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,905 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,684 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,800 |
| Countries that Border China | 0 | - | 4.96 | 264,164 |
| Countries Bordering Kenya | 0 | - | 4.87 | 63,110 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 78,156 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 133,715 |
| Countries Bordering Serbia | 0 | - | 4.96 | 93,020 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,899 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,846 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,218 |
| Countries that Border Poland | 0 | - | 4.99 | 173,093 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,454 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,377 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,805 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,489 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,780 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,592 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,123 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,021 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,224 |
| Countries Closest to Vietnam | 0 | - | 4.96 | 94,341 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,446 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 56,099 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,996 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,043 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,106 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,862 |
| Countries Closest to India | 0 | - | 4.97 | 103,189 |
| Countries Closest to Japan | 0 | - | 4.92 | 139,146 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,287 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 69,228 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,260 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,394 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,970 |
| Iraq Country Quiz | 0 | - | 4.43 | 41,122 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,543 |
| Europe Map Quiz | 0 | - | 5.00 | 4,785,166 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,453,264 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,266 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,995 |
| Countries with Megacities | 0 | - | 4.99 | 266,802 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,700 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,027 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,006 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,148 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,137 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,410 |
| Hindu Countries | 0 | - | 4.87 | 50,550 |
