| Countries in the Ottoman Empire | 0 | - | 4.89 | 73,123 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 51,286 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,844 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,985 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,496 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 105,119 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,995 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,509 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,876 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,955 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,344 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,142 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 137,786 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,953 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,152 |
| Asia Capitals Quiz | 0 | - | 4.98 | 700,132 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,103 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,615 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,290 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,276 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,533 |
| The Only European Country ... | 0 | - | 4.91 | 219,651 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,396 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,866 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,999 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,744 |
| Countries of Africa | 0 | - | 5.00 | 2,565,418 |
| Countries Bordering Iran | 0 | - | 4.83 | 96,167 |
| Countries that Border Iraq | 0 | - | 4.97 | 109,219 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 133,934 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 238,637 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,700 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,366 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,619 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,657 |
| Egypt Country Quiz | 0 | - | 4.82 | 78,026 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,718 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,658 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 136,034 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,628 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,295 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,580 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,937 |
| Asia Capital to Country | 0 | - | 4.96 | 127,712 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,140 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,281 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,326 |
| Countries of the Middle East | 0 | - | 4.96 | 203,313 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,395 |
| Slavic Countries | 0 | - | 4.96 | 112,528 |
| African Island Countries | 0 | - | 4.96 | 102,755 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 128,048 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,511 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,997 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,202 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,807 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,751 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,088 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,997 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,562 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 118,087 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,726 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,095 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,344 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,686 |
| Turkey Country Quiz | 0 | - | 4.42 | 76,312 |
| Vietnam War Countries | 0 | - | 4.82 | 94,765 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,565 |
| Countries Closest to Egypt | 0 | - | 4.83 | 101,677 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,597 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,977 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,362 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,390 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,076 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,600 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,457 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,322 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,791 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 162,568 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,631 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,269 |
| Monarchies of Europe | 0 | - | 4.90 | 99,054 |
| Monarchies of Asia | 0 | - | 4.97 | 71,622 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,368 |
| The Only African Country ... | 0 | - | 4.99 | 129,816 |
| The Only American Country ... | 0 | - | 4.92 | 122,363 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,457 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,571 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 97,011 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,758 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.90 | 107,094 |
| Countries That Border Russia | 0 | - | 4.98 | 464,972 |
| European Countries with One Border | 0 | - | 4.97 | 184,055 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,777 |
| Flags of Countries that Border China | 0 | - | 4.94 | 100,254 |
| Countries Bordering France | 0 | - | 4.83 | 405,401 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,286 |
| Countries Closest to Africa | 0 | - | 4.96 | 158,007 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 336,816 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.89 | 114,534 |
| UK Immigration by Country | 0 | - | 4.94 | 141,918 |
| Central American Countries | 0 | - | 4.98 | 157,581 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,699 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,581 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 98,173 |
| African Countries with the Most Christians | 0 | - | 4.94 | 76,234 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,099 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 201,009 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,506 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,966 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 102,167 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,659 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,454 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,091 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,978 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,821 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,549 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,965 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,720 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,978 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,793 |
| Germany Country Quiz | 0 | - | 4.82 | 159,092 |
| Russia Country Quiz | 0 | - | 4.83 | 115,468 |
| Japan Country Quiz | 0 | - | 4.93 | 143,554 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,293 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,843 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,300 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 35,651 |
| Europe Map Quiz | 0 | - | 5.00 | 4,793,997 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 119,582 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,173 |
| Random European Capital to Country | 0 | - | 4.98 | 192,375 |
| Random European Country to Capital | 0 | - | 4.93 | 166,104 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,716 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,408 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,620 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,408 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,835 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,673 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,760 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 103,344 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 99,186 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,703 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,756 |
| Every European Country Shape | 0 | - | 4.96 | 203,289 |
| Every African Country Shape | 0 | - | 4.90 | 88,649 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.92 | 95,724 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 77,156 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 151,446 |
| Countries Bordering India | 0 | - | 4.98 | 163,909 |
| Countries that Border Hungary | 0 | - | 4.98 | 105,116 |
| Countries Bordering Austria | 0 | - | 4.97 | 119,060 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,752 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,908 |
| Countries that Border China | 0 | - | 4.96 | 264,574 |
| Countries Bordering Kenya | 0 | - | 4.87 | 63,220 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 78,280 |
| Countries Bordering Serbia | 0 | - | 4.96 | 93,230 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,939 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,384 |
| Countries that Border Poland | 0 | - | 4.99 | 173,361 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,771 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,620 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,961 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,648 |
| Countries that Visit the UK the Most | 0 | - | 4.88 | 76,028 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,669 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,235 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,401 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,361 |
| Countries Closest to Vietnam | 0 | - | 4.96 | 94,479 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,574 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 56,287 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 105,184 |
| Countries Closest to Canada | 0 | - | 4.91 | 199,679 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,165 |
| Countries Closest to Turkey | 0 | - | 4.96 | 127,042 |
| Countries Closest to India | 0 | - | 4.97 | 103,350 |
| Countries Closest to Japan | 0 | - | 4.92 | 139,814 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,695 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 69,354 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,434 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,575 |
| Colombia Country Quiz | 0 | - | 4.90 | 41,062 |
| Iraq Country Quiz | 0 | - | 4.43 | 41,196 |
| Lebanon Country Quiz | 0 | - | 4.56 | 36,236 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,566 |
| Iran Country Quiz | 0 | - | 4.49 | 60,779 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,456,415 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 383,057 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,566 |
| Countries with Megacities | 0 | - | 4.99 | 267,999 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 201,215 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,372 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,547 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,475 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,210 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,421 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,835 |
| Hindu Countries | 0 | - | 4.86 | 50,684 |
