| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,972 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,588 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,778 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,713 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,752 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,079 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,754 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 51,094 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,204 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,625 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,653 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,480 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,894 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,290 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,332 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,646 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,781 |
| The Only European Country ... | 0 | - | 4.91 | 218,432 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,503 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,196 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,848 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,189 |
| Countries of Africa | 0 | - | 5.00 | 2,553,646 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,953 |
| Countries that Border Iraq | 0 | - | 4.97 | 109,009 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 238,062 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,488 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,937 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,029,152 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,288 |
| Egypt Country Quiz | 0 | - | 4.83 | 77,844 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,445 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,195 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,748 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,429 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,105 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,443 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,776 |
| Asia Capital to Country | 0 | - | 4.96 | 127,236 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,672 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,095 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,293 |
| Countries of the Middle East | 0 | - | 4.96 | 202,314 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,966 |
| Slavic Countries | 0 | - | 4.96 | 112,201 |
| African Island Countries | 0 | - | 4.96 | 102,272 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,604 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,137 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,360 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,104 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,311 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,380 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,874 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,656 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,857 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,324 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,095 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,735 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,014 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,987 |
| Vietnam War Countries | 0 | - | 4.82 | 94,515 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,387 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,425 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,052 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,434 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,845 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,119 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,275 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,812 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,342 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,205 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,916 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,521 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 162,096 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,391 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 24,712 |
| Monarchies of Europe | 0 | - | 4.90 | 98,677 |
| Monarchies of Asia | 0 | - | 4.97 | 71,408 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,202 |
| The Only African Country ... | 0 | - | 4.99 | 129,529 |
| The Only American Country ... | 0 | - | 4.92 | 122,074 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,323 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,203 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,346 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,258 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,624 |
| Countries That Border Russia | 0 | - | 4.98 | 463,991 |
| European Countries with One Border | 0 | - | 4.97 | 183,533 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,282 |
| Flags of Countries that Border China | 0 | - | 4.94 | 99,976 |
| Countries Bordering France | 0 | - | 4.83 | 404,425 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,392 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,645 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,792 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,788 |
| UK Immigration by Country | 0 | - | 4.94 | 141,497 |
| Central American Countries | 0 | - | 4.98 | 157,139 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,165 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,186 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 97,783 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,968 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,875 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,333 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 121,112 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,653 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,919 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,501 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,664 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,229 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,665 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,598 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,649 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,357 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,821 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,489 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,380 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,631 |
| Germany Country Quiz | 0 | - | 4.82 | 158,600 |
| Russia Country Quiz | 0 | - | 4.83 | 115,157 |
| Japan Country Quiz | 0 | - | 4.93 | 143,121 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,701 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,637 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,205 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,511 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,020 |
| Europe Map Quiz | 0 | - | 5.00 | 4,781,390 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 119,089 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,967 |
| Random European Capital to Country | 0 | - | 4.98 | 191,878 |
| Random European Country to Capital | 0 | - | 4.93 | 165,692 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,407 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,295 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,372 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,316 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,639 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,557 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,618 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,349 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,160 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,125 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,220 |
| Every European Country Shape | 0 | - | 4.96 | 202,644 |
| Every African Country Shape | 0 | - | 4.90 | 88,120 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 90,474 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,772 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,614 |
| Countries Bordering India | 0 | - | 4.98 | 163,731 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,904 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,850 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,659 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,763 |
| Countries that Border China | 0 | - | 4.96 | 264,006 |
| Countries Bordering Kenya | 0 | - | 4.87 | 63,067 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 78,079 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 133,598 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,931 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,874 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,787 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,175 |
| Countries that Border Poland | 0 | - | 4.99 | 172,979 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,316 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,270 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,729 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,433 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,683 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,551 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,082 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,836 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,149 |
| Countries Closest to Vietnam | 0 | - | 4.96 | 94,293 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,400 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 56,006 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,933 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,900 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,079 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,793 |
| Countries Closest to India | 0 | - | 4.97 | 103,120 |
| Countries Closest to Japan | 0 | - | 4.92 | 139,065 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,109 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 69,171 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,165 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,306 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,926 |
| Iraq Country Quiz | 0 | - | 4.43 | 41,089 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,524 |
| Iran Country Quiz | 0 | - | 4.49 | 60,596 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,910 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,926 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,718 |
| Countries with Megacities | 0 | - | 4.99 | 266,235 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,440 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,855 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,735 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,971 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,117 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,352 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,149 |
| Hindu Countries | 0 | - | 4.87 | 50,482 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,571 |
| The Only Remaining Asian Country . . . | 0 | - | 4.64 | 46,055 |