| Oceania Map Quiz | 0 | - | 4.98 | 635,268 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,964 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,810 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,541 |
| The Only European Country ... | 0 | - | 4.91 | 213,810 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,127 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,522 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,201 |
| Countries of Africa | 0 | - | 5.00 | 2,507,651 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,214 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,489 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,194 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,294 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,787 |
| Australia Map Quiz | 0 | - | 4.94 | 342,463 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,096 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,043 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,780 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,702 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,303 |
| Countries of the Middle East | 0 | - | 4.96 | 198,899 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,250 |
| Slavic Countries | 0 | - | 4.96 | 110,850 |
| African Island Countries | 0 | - | 4.96 | 100,782 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,497 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,578 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,699 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,478 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,099 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,615 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,711 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,756 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,150 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,157 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,284 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,565 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,263 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,402 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,236 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,502 |
| Australian States and Territories | 0 | - | 4.95 | 140,811 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,017 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,801 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,929 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,982 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,841 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,980 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,825 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,190 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,356 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,334 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,363 |
| Monarchies of Europe | 0 | - | 4.90 | 97,305 |
| Monarchies of Asia | 0 | - | 4.97 | 70,595 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,430 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,748 |
| The Only African Country ... | 0 | - | 4.99 | 128,356 |
| The Only American Country ... | 0 | - | 4.92 | 120,755 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,775 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,246 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,034 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,382 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,030 |
| European Countries with One Border | 0 | - | 4.97 | 181,614 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,516 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,103 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,046 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,415 |
| Flags of Oceania | 0 | - | 5.00 | 255,168 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,145 |
| Countries with Megacities | 0 | - | 4.99 | 246,811 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,066 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,941 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,490 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,827 |
| UK Immigration by Country | 0 | - | 4.94 | 139,621 |
| Central American Countries | 0 | - | 4.98 | 155,034 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,656 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,841 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,555 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,247 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,858 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,891 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,252 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,360 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,237 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,082 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,794 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,773 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,444 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,207 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,238 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,116 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,487 |
| Countries That Border Russia | 0 | - | 4.98 | 458,895 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,472 |
| Countries Bordering France | 0 | - | 4.83 | 399,011 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,029 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,979 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,758 |
| Germany Country Quiz | 0 | - | 4.82 | 156,534 |
| Russia Country Quiz | 0 | - | 4.85 | 113,625 |
| Italy Country Quiz | 0 | - | 4.82 | 122,195 |
| Japan Country Quiz | 0 | - | 4.92 | 141,234 |
| New Zealand Country Quiz | 0 | - | 4.68 | 75,464 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,131 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,846 |
| Tanzania Country Quiz | 0 | - | 4.91 | 32,815 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,035 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,035 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,481 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,935 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,590 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,440,405 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,214 |
| Asia Map Quiz | 0 | - | 4.99 | 906,958 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,186 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,050 |
| Random European Capital to Country | 0 | - | 4.98 | 189,196 |
| Random European Country to Capital | 0 | - | 4.92 | 147,442 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,396 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,408 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,762 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,789 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,014 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,849 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,072 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,147 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,273 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,448 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,310 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,780 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,461 |
| Every European Country Shape | 0 | - | 4.96 | 200,147 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,696 |
| Every African Country Shape | 0 | - | 4.90 | 86,097 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,094 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,172 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,143 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,672 |
| Countries Bordering India | 0 | - | 4.98 | 162,598 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,696 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,775 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,925 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,778 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,213 |
| Countries that Border China | 0 | - | 4.96 | 261,808 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,844 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,525 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,076 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,223 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,741 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,305 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,480 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,447 |
| Countries that Border Poland | 0 | - | 4.99 | 171,343 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,458 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,844 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,936 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,702 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,258 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,526 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,298 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,371 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,501 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,801 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,888 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 103,950 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,353 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,751 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 92,780 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,338 |
| Countries Closest to India | 0 | - | 4.97 | 102,205 |
| Countries Closest to Japan | 0 | - | 4.92 | 137,903 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,314 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,527 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,105 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,311 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,614 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,760 |
| Botswana Country Quiz | 0 | - | 4.90 | 22,346 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,409 |
| Mauritius Country Quiz | 0 | - | 4.84 | 22,092 |
| Kazakhstan Country Quiz | 0 | - | 4.85 | 30,853 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,538 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,390 |
| Burkina Faso Country Quiz | 0 | - | 4.85 | 24,884 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,828 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,898 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,874 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,471 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,588 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,175 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,858 |
| Olympic Host Countries | 0 | - | 4.98 | 198,890 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,481 |
| Countries of Africa by Borders in 30 Seconds | 0 | - | 4.43 | 354,651 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 412,772 |
| Cultural Symbols of Australia | 0 | - | 4.24 | 47,868 |
| Nauru Country Quiz | 0 | - | 4.53 | 23,170 |