| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,265 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,663 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,975 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,974 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,821 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,167 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,740 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,718 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,617 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,822 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,230 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,439 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,814 |
| Countries of Africa | 0 | - | 5.00 | 2,507,424 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,391 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,399 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,952 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,802 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,521 |
| The Only European Country ... | 0 | - | 4.91 | 213,789 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,113 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,510 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,198 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,684 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,775 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,843 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,221 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,472 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,408 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,020 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,200 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,276 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,254 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,599 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,554 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,798 |
| Asia Capital to Country | 0 | - | 4.96 | 125,743 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,118 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,176 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,245 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,858 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,650 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,288 |
| Countries of the Middle East | 0 | - | 4.96 | 198,880 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,243 |
| Slavic Countries | 0 | - | 4.96 | 110,845 |
| African Island Countries | 0 | - | 4.96 | 100,778 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,495 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,695 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,473 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,085 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,604 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,703 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,752 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,147 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,153 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,273 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,554 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,249 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,387 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,225 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,500 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,471 |
| Egypt Country Quiz | 0 | - | 4.82 | 77,027 |
| Countries Closest to Egypt | 0 | - | 4.83 | 100,541 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,679 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,911 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,833 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,583 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,437 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,183 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,350 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,329 |
| Vietnam War Countries | 0 | - | 4.83 | 93,596 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,359 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,725 |
| Monarchies of Europe | 0 | - | 4.90 | 97,299 |
| Monarchies of Asia | 0 | - | 4.97 | 70,591 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,430 |
| The Only African Country ... | 0 | - | 4.99 | 128,349 |
| The Only American Country ... | 0 | - | 4.92 | 120,744 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,774 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,245 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,033 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,365 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,020 |
| European Countries with One Border | 0 | - | 4.97 | 181,601 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,512 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,093 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,719 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,364 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,454 |
| Countries That Border Russia | 0 | - | 4.98 | 458,880 |
| Flags of Countries that Border China | 0 | - | 4.94 | 98,534 |
| Countries Bordering France | 0 | - | 4.83 | 398,914 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,012 |
| Europe Map Quiz | 0 | - | 5.00 | 4,730,832 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,301 |
| UK Immigration by Country | 0 | - | 4.94 | 139,611 |
| Central American Countries | 0 | - | 4.98 | 155,022 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,651 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,237 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,854 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,868 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,238 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,351 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,076 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,787 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,770 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,205 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,230 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,113 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,485 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,470 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,210 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,482 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,190 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,975 |
| Biggest Trading Partners - Turkey | 0 | - | 4.80 | 50,173 |
| Germany Country Quiz | 0 | - | 4.82 | 156,518 |
| Russia Country Quiz | 0 | - | 4.85 | 113,620 |
| Italy Country Quiz | 0 | - | 4.82 | 122,182 |
| Japan Country Quiz | 0 | - | 4.92 | 141,227 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,117 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,845 |
| Tanzania Country Quiz | 0 | - | 4.91 | 32,813 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,032 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,292 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,847 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,571 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,113 |
| Countries with Megacities | 0 | - | 4.99 | 246,763 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,039 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,921 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,464 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,811 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 117,272 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,034 |
| Random European Capital to Country | 0 | - | 4.98 | 189,187 |
| Random European Country to Capital | 0 | - | 4.92 | 147,438 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,820 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,786 |
| Biggest British Empire Countries | 0 | - | 4.73 | 92,381 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,879 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,543 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,841 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,071 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,146 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,419 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,290 |
| Countries of Europe After World War II | 0 | - | 4.99 | 186,715 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,342 |
| Every European Country Shape | 0 | - | 4.96 | 200,130 |
| Every African Country Shape | 0 | - | 4.90 | 86,085 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,092 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,167 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,138 |
| Countries Bordering India | 0 | - | 4.98 | 162,591 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,692 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,772 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,923 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,212 |
| Countries that Border China | 0 | - | 4.96 | 261,800 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,525 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,070 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,734 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,303 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,442 |
| Countries that Border Poland | 0 | - | 4.99 | 171,335 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,449 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,835 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,933 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,700 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,244 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,521 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,287 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,369 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,494 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,795 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,880 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 103,945 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,343 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,750 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,331 |
| Countries Closest to India | 0 | - | 4.97 | 102,201 |
| Countries Closest to Japan | 0 | - | 4.92 | 137,900 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,301 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,526 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,103 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,091 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,309 |
| Turkey Country Quiz | 0 | - | 4.42 | 74,973 |
| Iraq Country Quiz | 0 | - | 4.43 | 40,683 |
| Lebanon Country Quiz | 0 | - | 4.56 | 35,649 |
| Iran Country Quiz | 0 | - | 4.53 | 59,907 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,440,126 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,218 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,128 |
| Asia Map Quiz | 0 | - | 4.99 | 906,909 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,167 |
