| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,957 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 51,076 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,572 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,766 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,725 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,677 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,741 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,254 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,008 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,739 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,191 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,579 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,529 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,643 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,005 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,193 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,882 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,273 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,257 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,613 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,720 |
| The Only European Country ... | 0 | - | 4.91 | 218,323 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,418 |
| European Countries NOT in NATO | 0 | - | 4.90 | 62,135 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,830 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,159 |
| Countries of Africa | 0 | - | 5.00 | 2,552,734 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,925 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,991 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 133,558 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 238,023 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,478 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,584 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,028,865 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,241 |
| Egypt Country Quiz | 0 | - | 4.83 | 77,831 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,357 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,157 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,723 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,409 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,089 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,432 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,747 |
| Asia Capital to Country | 0 | - | 4.96 | 127,205 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,620 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,075 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,193 |
| Countries of the Middle East | 0 | - | 4.96 | 202,245 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,925 |
| Slavic Countries | 0 | - | 4.96 | 112,174 |
| African Island Countries | 0 | - | 4.96 | 102,233 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,562 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,099 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,305 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,055 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,278 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,348 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,860 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,633 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,828 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,302 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,071 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,712 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,983 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,962 |
| Turkey Country Quiz | 0 | - | 4.42 | 76,082 |
| Vietnam War Countries | 0 | - | 4.82 | 94,496 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,378 |
| Countries Closest to Egypt | 0 | - | 4.83 | 101,448 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,406 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,979 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,366 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,099 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,779 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,319 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,190 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,877 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,498 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 162,060 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,372 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 24,618 |
| Monarchies of Europe | 0 | - | 4.90 | 98,633 |
| Monarchies of Asia | 0 | - | 4.97 | 71,381 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,177 |
| The Only African Country ... | 0 | - | 4.99 | 129,505 |
| The Only American Country ... | 0 | - | 4.92 | 122,046 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,313 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,185 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,314 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,228 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,593 |
| Countries That Border Russia | 0 | - | 4.98 | 463,888 |
| European Countries with One Border | 0 | - | 4.97 | 183,499 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,239 |
| Flags of Countries that Border China | 0 | - | 4.94 | 99,944 |
| Countries Bordering France | 0 | - | 4.83 | 404,340 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,313 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,622 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,428 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,779 |
| UK Immigration by Country | 0 | - | 4.94 | 141,455 |
| Central American Countries | 0 | - | 4.98 | 157,108 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,145 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,152 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 97,749 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,944 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,767 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,241 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,050 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,611 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,898 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,489 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,219 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,598 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,549 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,623 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,338 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,802 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,470 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,342 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,614 |
| Germany Country Quiz | 0 | - | 4.83 | 158,559 |
| Russia Country Quiz | 0 | - | 4.83 | 115,135 |
| Japan Country Quiz | 0 | - | 4.93 | 143,091 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,652 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,615 |
| Tanzania Country Quiz | 0 | - | 4.91 | 33,199 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,503 |
| Europe Map Quiz | 0 | - | 5.00 | 4,780,459 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 119,047 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,953 |
| Random European Capital to Country | 0 | - | 4.98 | 191,845 |
| Random European Country to Capital | 0 | - | 4.93 | 165,670 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,379 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,286 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,353 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,304 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,626 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,544 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,607 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,259 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,067 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,091 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,192 |
| Every European Country Shape | 0 | - | 4.96 | 202,598 |
| Every African Country Shape | 0 | - | 4.90 | 88,085 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,890 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,667 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,308 |
| Countries Bordering India | 0 | - | 4.98 | 163,714 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,887 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,832 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,649 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,752 |
| Countries that Border China | 0 | - | 4.96 | 263,959 |
| Countries Bordering Kenya | 0 | - | 4.87 | 63,060 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 78,057 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,907 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,867 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,159 |
| Countries that Border Poland | 0 | - | 4.99 | 172,934 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,262 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,237 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,713 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,417 |
| Countries that Visit the UK the Most | 0 | - | 4.88 | 75,652 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,529 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,068 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,789 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,129 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 94,278 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,386 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,979 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,902 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,872 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,075 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,779 |
| Countries Closest to India | 0 | - | 4.97 | 103,101 |
| Countries Closest to Japan | 0 | - | 4.92 | 139,046 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,046 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 69,159 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,120 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,281 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,907 |
| Iraq Country Quiz | 0 | - | 4.43 | 41,078 |
| Lebanon Country Quiz | 0 | - | 4.56 | 36,125 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,518 |
| Iran Country Quiz | 0 | - | 4.49 | 60,584 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,546 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,815 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,492 |
| Countries with Megacities | 0 | - | 4.99 | 265,971 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,286 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,766 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,536 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,886 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,112 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,338 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,121 |
| Hindu Countries | 0 | - | 4.87 | 50,457 |
