| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,320 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,751 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,120 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,050 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,862 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,964 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,775 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,650 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,045 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,310 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,865 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,534 |
| Countries of Africa | 0 | - | 5.00 | 2,510,276 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,449 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,525 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,186 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,889 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,716 |
| The Only European Country ... | 0 | - | 4.91 | 214,092 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,306 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,725 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,255 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,770 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,121 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,548 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 104,031 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,782 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,293 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,362 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,394 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,350 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,693 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,632 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,884 |
| Asia Capital to Country | 0 | - | 4.96 | 125,829 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,299 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,222 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,455 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,890 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,641 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,542 |
| Countries of the Middle East | 0 | - | 4.96 | 199,116 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,354 |
| Slavic Countries | 0 | - | 4.96 | 110,924 |
| African Island Countries | 0 | - | 4.96 | 100,861 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,012,823 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,849 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,589 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,251 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,729 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,783 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,866 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,187 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,228 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,386 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,642 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,365 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,481 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,329 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,554 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,586 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,712 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 231,118 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,953 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,669 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,234 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,560 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,266 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,450 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,410 |
| Vietnam War Countries | 0 | - | 4.83 | 93,669 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,416 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,762 |
| Monarchies of Europe | 0 | - | 4.90 | 97,391 |
| Monarchies of Asia | 0 | - | 4.97 | 70,644 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,464 |
| The Only African Country ... | 0 | - | 4.99 | 128,412 |
| The Only American Country ... | 0 | - | 4.92 | 120,835 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,806 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,283 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,093 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,497 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,138 |
| European Countries with One Border | 0 | - | 4.97 | 181,727 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,633 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,170 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,703 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,426 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,547 |
| Countries That Border Russia | 0 | - | 4.98 | 459,154 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,603 |
| Countries Bordering France | 0 | - | 4.83 | 399,870 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,261 |
| Europe Map Quiz | 0 | - | 5.00 | 4,734,009 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,325 |
| UK Immigration by Country | 0 | - | 4.94 | 139,773 |
| Central American Countries | 0 | - | 4.98 | 155,161 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,727 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,352 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,915 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,179 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,383 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,420 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,150 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,815 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,508 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,279 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,320 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,177 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,521 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,552 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,248 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,556 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,252 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,018 |
| Germany Country Quiz | 0 | - | 4.82 | 156,691 |
| Russia Country Quiz | 0 | - | 4.85 | 113,706 |
| Italy Country Quiz | 0 | - | 4.82 | 122,321 |
| Japan Country Quiz | 0 | - | 4.92 | 141,402 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,346 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,902 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,836 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,076 |
| Kazakhstan Country Quiz | 0 | - | 4.82 | 34,439 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,309 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,436,033 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,893 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,557 |
| Countries with Megacities | 0 | - | 4.99 | 247,449 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,401 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,163 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,817 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,077 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,143 |
| Random European Capital to Country | 0 | - | 4.98 | 189,356 |
| Random European Country to Capital | 0 | - | 4.92 | 147,578 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,924 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,818 |
| Biggest British Empire Countries | 0 | - | 4.77 | 98,132 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,938 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,705 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,897 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,098 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,181 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,703 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,520 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,852 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,467 |
| Every European Country Shape | 0 | - | 4.96 | 200,336 |
| Every African Country Shape | 0 | - | 4.90 | 86,207 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,143 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,215 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,234 |
| Countries Bordering India | 0 | - | 4.98 | 162,649 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,750 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,841 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,950 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,837 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,239 |
| Countries that Border China | 0 | - | 4.96 | 261,931 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,892 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,564 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,262 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,816 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,324 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,550 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,493 |
| Countries that Border Poland | 0 | - | 4.99 | 171,445 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,570 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,933 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,996 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,746 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,368 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,574 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,425 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,418 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,842 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,954 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,439 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,771 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,423 |
| Countries Closest to India | 0 | - | 4.97 | 102,244 |
| Countries Closest to Japan | 0 | - | 4.92 | 137,984 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,428 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,571 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,162 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,170 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,368 |
| Philippines Country Quiz | 0 | - | 4.56 | 74,939 |
| Thailand Country Quiz | 0 | - | 4.53 | 52,899 |
| Indonesia Country Quiz | 0 | - | 4.78 | 74,618 |
| Singapore Country Quiz | 0 | - | 4.74 | 45,092 |
| Vietnam Country Quiz | 0 | - | 4.74 | 63,082 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,441,751 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,907 |
| Africa Map Quiz | 0 | - | 5.00 | 2,105,534 |
| Asia Map Quiz | 0 | - | 4.99 | 907,747 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,500 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,823 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,039 |
