| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,212 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,613 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,383 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,853 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,920 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,771 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,093 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,604 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,657 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,588 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,694 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,172 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,392 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,027 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,300 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,338 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,789 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,749 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,381 |
| The Only European Country ... | 0 | - | 4.91 | 213,566 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,907 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,364 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,162 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,509 |
| Countries of Africa | 0 | - | 5.00 | 2,505,297 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,735 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,791 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,170 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,114 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,824 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,783 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,734 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,391 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,389 |
| Egypt Country Quiz | 0 | - | 4.82 | 76,992 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,792 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,091 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,193 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,196 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,536 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,504 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,739 |
| Asia Capital to Country | 0 | - | 4.96 | 125,648 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,001 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,152 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,106 |
| Countries of the Middle East | 0 | - | 4.96 | 198,755 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,179 |
| Slavic Countries | 0 | - | 4.96 | 110,790 |
| African Island Countries | 0 | - | 4.96 | 100,690 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,609 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,394 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,960 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,515 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,614 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,689 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,121 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,099 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,218 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,488 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,177 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,336 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,150 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,445 |
| Biggest Trading Partners - Turkey | 0 | - | 4.80 | 50,136 |
| Turkey Country Quiz | 0 | - | 4.41 | 74,879 |
| Vietnam War Countries | 0 | - | 4.83 | 93,547 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,691 |
| Countries Closest to Egypt | 0 | - | 4.83 | 100,500 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,646 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,762 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,719 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,501 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,385 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,121 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,320 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,263 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,279 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,387 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,309 |
| Monarchies of Europe | 0 | - | 4.90 | 97,236 |
| Monarchies of Asia | 0 | - | 4.97 | 70,547 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,394 |
| The Only African Country ... | 0 | - | 4.99 | 128,289 |
| The Only American Country ... | 0 | - | 4.92 | 120,678 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,747 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,209 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,977 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,251 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,944 |
| Countries That Border Russia | 0 | - | 4.98 | 458,632 |
| European Countries with One Border | 0 | - | 4.97 | 181,503 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,006 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,479 |
| Countries Bordering France | 0 | - | 4.85 | 397,503 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,783 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,033 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,237 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,273 |
| UK Immigration by Country | 0 | - | 4.94 | 139,513 |
| Central American Countries | 0 | - | 4.98 | 154,942 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,562 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,093 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,803 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,079 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,129 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,310 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,021 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,746 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,724 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,139 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,183 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,050 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,459 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,426 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,175 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,437 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,139 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,951 |
| Germany Country Quiz | 0 | - | 4.82 | 156,427 |
| Russia Country Quiz | 0 | - | 4.85 | 113,578 |
| Italy Country Quiz | 0 | - | 4.82 | 122,099 |
| Japan Country Quiz | 0 | - | 4.92 | 141,134 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,006 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,801 |
| Tanzania Country Quiz | 0 | - | 4.91 | 32,796 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,004 |
| Europe Map Quiz | 0 | - | 5.00 | 4,728,362 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,169 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,964 |
| Random European Capital to Country | 0 | - | 4.98 | 189,086 |
| Random European Country to Capital | 0 | - | 4.92 | 147,361 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,717 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,760 |
| Biggest British Empire Countries | 0 | - | 4.73 | 87,241 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,852 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,788 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,048 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,115 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,220 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,092 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,595 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,240 |
| Every European Country Shape | 0 | - | 4.95 | 199,887 |
| Every African Country Shape | 0 | - | 4.90 | 85,889 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,054 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,136 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,067 |
| Countries Bordering India | 0 | - | 4.98 | 162,553 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,631 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,685 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,896 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,188 |
| Countries that Border China | 0 | - | 4.96 | 261,727 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,488 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,026 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,667 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,282 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,388 |
| Countries that Border Poland | 0 | - | 4.99 | 171,246 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,336 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,756 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,893 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,666 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,175 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,485 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,165 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,340 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,461 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,763 |
| Countries Closest to Cyprus | 0 | - | 4.90 | 54,831 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 103,889 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,273 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,731 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,245 |
| Countries Closest to India | 0 | - | 4.96 | 102,161 |
| Countries Closest to Japan | 0 | - | 4.92 | 137,850 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,195 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,495 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,057 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,027 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,281 |
| Iraq Country Quiz | 0 | - | 4.43 | 40,660 |
| Lebanon Country Quiz | 0 | - | 4.56 | 35,628 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,278 |
| Iran Country Quiz | 0 | - | 4.53 | 59,872 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,433,873 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,334 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,915 |
| Countries with Megacities | 0 | - | 4.99 | 246,321 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,841 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,760 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,292 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,700 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,780 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,002 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,435 |
| Hindu Countries | 0 | - | 4.85 | 49,459 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,735 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,428 |
