| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,482 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,428 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,037 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,853 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,763 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,423 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,068 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,570 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,854 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,979 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,814 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,520 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 120,132 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,801 |
| Asia Capitals Quiz | 0 | - | 4.98 | 689,711 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,946 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,040 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,130 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,366 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,462 |
| The Only European Country ... | 0 | - | 4.91 | 215,415 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,299 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,468 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,504 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,377 |
| Countries of Africa | 0 | - | 5.00 | 2,523,892 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,063 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,124 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,427 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,965 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,080 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,324,239 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,018,264 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,948 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,602 |
| Egypt Country Quiz | 0 | - | 4.82 | 77,303 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,536 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,058 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,903 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 75,906 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 90,956 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,018 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,292 |
| Asia Capital to Country | 0 | - | 4.96 | 126,253 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,814 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,387 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,650 |
| Countries of the Middle East | 0 | - | 4.96 | 200,037 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,825 |
| Slavic Countries | 0 | - | 4.96 | 111,325 |
| African Island Countries | 0 | - | 4.96 | 101,240 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,414 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,069 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,858 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,354 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,236 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,311 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,439 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,587 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,773 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,979 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,784 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,798 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,646 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,902 |
| Turkey Country Quiz | 0 | - | 4.42 | 75,458 |
| Vietnam War Countries | 0 | - | 4.83 | 93,942 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,942 |
| Countries Closest to Egypt | 0 | - | 4.83 | 100,816 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,902 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,933 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,601 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,407 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,908 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,583 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,656 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,872 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,790 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,025 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,792 |
| Monarchies of Europe | 0 | - | 4.90 | 97,769 |
| Monarchies of Asia | 0 | - | 4.97 | 70,876 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,685 |
| The Only African Country ... | 0 | - | 4.99 | 128,768 |
| The Only American Country ... | 0 | - | 4.92 | 121,236 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,960 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,522 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,505 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,041 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,588 |
| Countries That Border Russia | 0 | - | 4.98 | 460,563 |
| European Countries with One Border | 0 | - | 4.97 | 182,236 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,096 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,891 |
| Countries Bordering France | 0 | - | 4.83 | 401,362 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,178 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,791 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,538 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,469 |
| UK Immigration by Country | 0 | - | 4.94 | 140,459 |
| Central American Countries | 0 | - | 4.98 | 155,633 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,133 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,783 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,238 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,574 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,238 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,844 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,528 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,178 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,016 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,575 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,705 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,579 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,720 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,781 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,422 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,818 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,613 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,195 |
| Germany Country Quiz | 0 | - | 4.82 | 157,299 |
| Russia Country Quiz | 0 | - | 4.85 | 114,108 |
| Italy Country Quiz | 0 | - | 4.82 | 122,784 |
| Japan Country Quiz | 0 | - | 4.93 | 142,008 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,090 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,143 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,963 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,222 |
| Europe Map Quiz | 0 | - | 5.00 | 4,748,734 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,879 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,411 |
| Random European Capital to Country | 0 | - | 4.98 | 190,245 |
| Random European Country to Capital | 0 | - | 4.93 | 161,236 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,285 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,963 |
| Biggest British Empire Countries | 0 | - | 4.73 | 99,572 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,057 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,163 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,235 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.91 | 96,320 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,742 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 95,616 |
| Countries of Europe After World War II | 0 | - | 4.99 | 187,782 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,995 |
| Every European Country Shape | 0 | - | 4.96 | 200,995 |
| Every African Country Shape | 0 | - | 4.90 | 86,750 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 82,378 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,591 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,890 |
| Countries Bordering India | 0 | - | 4.98 | 163,233 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,987 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,070 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,047 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,364 |
| Countries that Border China | 0 | - | 4.96 | 262,611 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,712 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,331 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,126 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,385 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,666 |
| Countries that Border Poland | 0 | - | 4.99 | 171,869 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,104 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,344 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,222 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,948 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,735 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,206 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,726 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,341 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,616 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,748 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,022 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,274 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,303 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,827 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,886 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,745 |
| Countries Closest to India | 0 | - | 4.97 | 102,516 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,311 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,403 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,751 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,467 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,471 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,558 |
| Iraq Country Quiz | 0 | - | 4.43 | 40,822 |
| Lebanon Country Quiz | 0 | - | 4.56 | 35,821 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,380 |
| Iran Country Quiz | 0 | - | 4.53 | 60,145 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,440,887 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,096 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,485 |
| Countries with Megacities | 0 | - | 4.99 | 249,414 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,337 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,667 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,665 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,637 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,923 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,159 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,470 |
| Hindu Countries | 0 | - | 4.86 | 49,883 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,056 |
