| Countries of North America Quiz | 0 | - | 5.00 | 1,010,937 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,126 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,114 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,836 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,761 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,421 |
| The Only European Country ... | 0 | - | 4.91 | 213,623 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,964 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,411 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,165 |
| Countries of Africa | 0 | - | 5.00 | 2,505,849 |
| Central American Countries | 0 | - | 4.98 | 154,953 |
| United States Map Quiz | 0 | - | 4.98 | 4,140,450 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,004 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,853 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,095 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,163 |
| Countries of the Middle East | 0 | - | 4.96 | 198,788 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,193 |
| Slavic Countries | 0 | - | 4.96 | 110,803 |
| African Island Countries | 0 | - | 4.96 | 100,705 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,469 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,628 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,410 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,989 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,536 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,636 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,704 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,236 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,509 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,191 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,348 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,168 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,458 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,593 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,669 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,020 |
| North America Map Quiz | 0 | - | 4.98 | 244,165 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,532 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,341 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,800 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,887 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,746 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,936 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,787 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,682 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,131 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,293 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,290 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,325 |
| Monarchies of Europe | 0 | - | 4.90 | 97,255 |
| Monarchies of Asia | 0 | - | 4.97 | 70,560 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,405 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,648 |
| The Only African Country ... | 0 | - | 4.99 | 128,305 |
| The Only American Country ... | 0 | - | 4.92 | 120,694 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,752 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,217 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,989 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,280 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,963 |
| European Countries with One Border | 0 | - | 4.97 | 181,522 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,191 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,050 |
| Europe Map Quiz | 0 | - | 5.00 | 4,728,967 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,610 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,897 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,811 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,854 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,897 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 93,851 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,957 |
| Countries with Megacities | 0 | - | 4.99 | 246,409 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,872 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,775 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,326 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,730 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,457 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,135 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,395 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,473 |
| Countries That Border Russia | 0 | - | 4.98 | 458,696 |
| Countries Bordering France | 0 | - | 4.85 | 397,985 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,851 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,438,874 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,802 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,382 |
| Asia Map Quiz | 0 | - | 4.99 | 906,362 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,981 |
| UK Immigration by Country | 0 | - | 4.94 | 139,529 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,590 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,705 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,129 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,816 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,331 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,155 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,328 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,188 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,032 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,757 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,741 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,405 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,160 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,193 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,067 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,470 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,433 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,186 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,449 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,158 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 82,957 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,467 |
| Germany Country Quiz | 0 | - | 4.82 | 156,461 |
| Russia Country Quiz | 0 | - | 4.85 | 113,595 |
| Italy Country Quiz | 0 | - | 4.82 | 122,129 |
| Japan Country Quiz | 0 | - | 4.92 | 141,161 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,047 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,812 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,802 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,011 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,283 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,467 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,710 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,092 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,746 |
| The Only Remaining Asian Country . . . | 0 | - | 4.69 | 45,438 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,762 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,782 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,799 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,428 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,530 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 82,978 |
| Random European Capital to Country | 0 | - | 4.98 | 189,110 |
| Random European Country to Capital | 0 | - | 4.92 | 147,375 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,307 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,350 |
| Olympic Host Countries | 0 | - | 4.98 | 198,809 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,292 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,084 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,771 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,799 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,056 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,123 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,231 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,278 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,141 |
| Every European Country Shape | 0 | - | 4.96 | 199,982 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,561 |
| Every African Country Shape | 0 | - | 4.90 | 85,947 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,059 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,145 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,091 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,626 |
| Countries Bordering India | 0 | - | 4.98 | 162,557 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,645 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,715 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,909 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,750 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,192 |
| Countries that Border China | 0 | - | 4.96 | 261,746 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,801 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,500 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,037 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,193 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,683 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,285 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,425 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,404 |
| Countries that Border Poland | 0 | - | 4.99 | 171,277 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,362 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,782 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 76,905 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,674 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,196 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,493 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,191 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,349 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,468 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,774 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 54,843 |
| Countries Closest to Indonesia | 0 | - | 4.96 | 103,902 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,282 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,735 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 92,748 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,279 |
| Countries Closest to India | 0 | - | 4.97 | 102,170 |
| Countries Closest to Japan | 0 | - | 4.92 | 137,864 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,220 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,507 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,066 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,048 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,286 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,590 |
| Brunei Country Quiz | 0 | - | 4.87 | 21,744 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,392 |
| Mauritius Country Quiz | 0 | - | 4.84 | 22,070 |
| Kazakhstan Country Quiz | 0 | - | 4.85 | 30,618 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,522 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,367 |
| Burkina Faso Country Quiz | 0 | - | 4.85 | 24,863 |
