| Nordic Countries and Capitals | 0 | - | 4.94 | 76,786 |
| Biggest British Empire Countries | 0 | - | 4.70 | 79,491 |
| Countries Bordering France | 0 | - | 4.87 | 357,807 |
| Countries Bordering Germany | 0 | - | 4.99 | 341,127 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 93,786 |
| Random European Capital to Country | 0 | - | 4.97 | 153,023 |
| Random European Country to Capital | 0 | - | 4.92 | 135,185 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 67,250 |
| Countries With the Most German Speakers | 0 | - | 4.88 | 52,275 |
| Every European Country Shape | 0 | - | 4.95 | 171,624 |
| Countries of Africa | 0 | - | 5.00 | 2,174,033 |
| Biggest Mongol Empire Countries | 0 | - | 4.91 | 67,517 |
| Countries Bordering Austria | 0 | - | 4.97 | 110,166 |
| Countries Bordering Italy | 0 | - | 4.92 | 78,846 |
| Countries that Visit the UK the Most | 0 | - | 4.85 | 62,812 |
| Countries that Visit France the Most | 0 | - | 4.84 | 39,995 |
| Countries Closest to Spain | 0 | - | 4.95 | 206,234 |
| Countries Closest to Metropolitan France | 0 | - | 4.87 | 66,368 |
| Countries Closest to Italy | 0 | - | 4.97 | 179,323 |
| Countries That Use the Euro | 0 | - | 4.92 | 63,444 |
| Countries of the Soviet Union | 0 | - | 4.98 | 185,023 |
| 10 Easternmost Countries in Europe | 0 | - | 4.85 | 92,674 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,205 |
| The Only European Country ... | 0 | - | 4.94 | 179,087 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 195,568 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 86,688 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,188,162 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.58 | 46,354 |
| Countries "Ruled" by King Charles III | 0 | - | 4.79 | 80,756 |
| Countries of North America Quiz | 0 | - | 5.00 | 882,101 |
| Countries that Bordered the USSR | 0 | - | 4.95 | 153,161 |
| Countries Bordering China Since 1914 | 0 | - | 4.91 | 87,867 |
| Countries Closest to Iceland | 0 | - | 4.87 | 62,939 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 74,630 |
| Countries of Europe by Population | 0 | - | 4.98 | 127,467 |
| Most Populous Countries by Year | 0 | - | 4.81 | 93,971 |
| First Countries to Reach 5 Million People | 0 | - | 4.90 | 109,752 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.86 | 68,716 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 76,242 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.91 | 53,747 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.92 | 67,020 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 19,614 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 186,924 |
| Countries of the Middle East | 0 | - | 4.96 | 174,010 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 74,970 |
| Slavic Countries | 0 | - | 4.96 | 100,735 |
| African Island Countries | 0 | - | 4.96 | 89,504 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 111,213 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 93,786 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 119,575 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 197,933 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 160,724 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 125,821 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 107,129 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 132,417 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 138,568 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 104,835 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 131,041 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 88,859 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 96,734 |
| Biggest Trading Partners - UK | 0 | - | 4.87 | 57,136 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 205,714 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 161,240 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 157,710 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.90 | 81,049 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.92 | 88,461 |
| Most Populous Countries in 1900 | 0 | - | 4.92 | 162,274 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 105,442 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 102,226 |
| Biggest Roman Empire Countries | 0 | - | 4.88 | 82,144 |
| Countries of Asia in 1900 | 0 | - | 4.49 | 53,476 |
| Asian Countries with the Shortest Names | 0 | - | 4.98 | 121,801 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 101,001 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 148,212 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 85,287 |
| Monarchies of Europe | 0 | - | 4.88 | 87,155 |
| Monarchies of Asia | 0 | - | 4.95 | 54,121 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 111,932 |
| The Only African Country ... | 0 | - | 4.98 | 105,320 |
| The Only American Country ... | 0 | - | 4.94 | 109,875 |
| African Countries by a Single Clue | 0 | - | 4.91 | 63,556 |
| African Diaspora - Top 10 Countries | 0 | - | 4.91 | 66,011 |
| European Diaspora - Top 11 Countries | 0 | - | 4.89 | 84,016 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.81 | 37,622 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 121,093 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 91,614 |
| European Countries with One Border | 0 | - | 4.96 | 150,973 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 144,676 |
| Asian Countries with the Fewest Borders | 0 | - | 4.82 | 88,491 |
| Countries Closest to Africa | 0 | - | 4.95 | 145,387 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.91 | 100,089 |
| UK Immigration by Country | 0 | - | 4.95 | 125,447 |
| Central American Countries | 0 | - | 4.98 | 139,703 |
| Caribbean Countries and Territories | 0 | - | 4.83 | 104,537 |
| Total United States Immigration by Country | 0 | - | 4.89 | 96,903 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 84,745 |
| African Countries with the Most Christians | 0 | - | 4.92 | 67,490 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.94 | 185,459 |
| Most Forested European Countries | 0 | - | 4.82 | 68,374 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 179,147 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 109,708 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 101,966 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 81,546 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 92,302 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.96 | 52,524 |
| Countries with the Most Arabic Speakers | 0 | - | 4.91 | 70,646 |
| Top 10 Coldest European Countries | 0 | - | 4.95 | 181,003 |
| Top 10 Hottest European Countries | 0 | - | 4.87 | 115,707 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.94 | 25,279 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 116,545 |
| Countries That Border Russia | 0 | - | 4.98 | 426,593 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.89 | 81,706 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 84,339 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 60,014 |
| Countries Closest to Australia | 0 | - | 4.99 | 145,632 |
| Countries Closest to the Persian Gulf | 0 | - | 4.88 | 68,647 |
| Germany Country Quiz | 0 | - | 4.82 | 140,616 |
| Russia Country Quiz | 0 | - | 4.84 | 103,415 |
| Italy Country Quiz | 0 | - | 4.81 | 109,374 |
| Japan Country Quiz | 0 | - | 4.92 | 119,657 |
| Indonesia Country Quiz | 0 | - | 4.82 | 65,511 |
| United Kingdom Country Quiz | 0 | - | 4.94 | 119,106 |
| Croatia Country Quiz | 0 | - | 4.81 | 37,398 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.83 | 44,055 |
| Random Asian Country to Capital | 0 | - | 4.94 | 85,771 |
| Random Asian Capital to Country | 0 | - | 4.97 | 89,355 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 98,582 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 66,216 |
| South China Sea Countries | 0 | - | 4.82 | 53,884 |
| Biggest French Empire Countries | 0 | - | 4.46 | 51,415 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 128,322 |
| Top 10 American Countries by Coastline | 0 | - | 4.95 | 83,420 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.91 | 89,449 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 33,537 |
| Countries With the Most Russian Speakers | 0 | - | 4.95 | 56,426 |
| Countries of Europe After World War II | 0 | - | 4.98 | 171,165 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 139,863 |
| Every Asian Country Shape | 0 | - | 4.93 | 75,332 |
| Every African Country Shape | 0 | - | 4.87 | 69,969 |
| Shapes of Mediterranean Sea Countries | 0 | - | 4.82 | 51,520 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.88 | 68,382 |
| Top 10 Richest Countries in Asia | 0 | - | 4.87 | 81,330 |
| Top 10 Richest Countries in Africa | 0 | - | 4.87 | 67,920 |
| Top 10 Richest Countries in Europe | 0 | - | 4.88 | 135,511 |
| Countries Bordering India | 0 | - | 4.98 | 156,166 |
| Countries that Border Hungary | 0 | - | 4.98 | 96,634 |
| Countries Bordering Tanzania | 0 | - | 4.97 | 66,377 |
| Countries Bordering Iran | 0 | - | 4.83 | 88,342 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 60,253 |
| Countries that Border China | 0 | - | 4.96 | 233,675 |
| Countries that Border Iraq | 0 | - | 4.97 | 101,747 |
| Countries Bordering Kenya | 0 | - | 4.86 | 58,106 |
| Countries Bordering Myanmar | 0 | - | 4.86 | 71,121 |
| Countries Bordering Saudi Arabia | 0 | - | 4.94 | 112,062 |
| Countries Bordering Serbia | 0 | - | 4.95 | 83,274 |
| Countries Bordering South Africa | 0 | - | 4.97 | 78,357 |
| Countries Bordering Turkey | 0 | - | 4.98 | 109,066 |
| Countries that Border Poland | 0 | - | 4.99 | 158,813 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 93,569 |
| Countries that Visit the United States the Most | 0 | - | 4.95 | 78,869 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 69,619 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 53,484 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.92 | 76,052 |
| Countries Closest to Vietnam | 0 | - | 4.96 | 86,982 |
| Countries Closest to Cyprus | 0 | - | 4.81 | 45,276 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 85,048 |
| Countries Closest to Canada | 0 | - | 4.90 | 184,670 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.83 | 61,424 |
| Countries Closest to Turkey | 0 | - | 4.94 | 106,590 |
| Countries Closest to India | 0 | - | 4.96 | 94,291 |
| Countries Closest to Japan | 0 | - | 4.93 | 127,450 |
| Countries Closest to Ethiopia | 0 | - | 4.89 | 63,639 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 64,987 |
| Countries that Beat Australia | 0 | - | 4.84 | 70,464 |
| Colombia Country Quiz | 0 | - | 4.92 | 35,120 |
| Tuvalu Country Quiz | 0 | - | 4.84 | 19,451 |
| Europe Map Quiz | 0 | - | 5.00 | 4,302,026 |
| 50 Busiest Air Routes from London | 0 | - | 4.89 | 86,136 |
| World Capitals Closest to London | 0 | - | 4.91 | 93,508 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,313,412 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 350,024 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 126,570 |
| Countries with Megacities | 0 | - | 4.99 | 197,893 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 172,106 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 98,278 |
| Countries With More than 200 Million People | 0 | - | 4.94 | 95,933 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 64,256 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 248,638 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.88 | 51,019 |
| Biggest Cities in Germany | 0 | - | 4.95 | 263,671 |
| Countries by Sports League Revenue | 0 | - | 4.88 | 43,949 |
| Vietnam War Countries | 0 | - | 4.81 | 86,504 |
| Canada or Africa by Area | 0 | - | 4.81 | 13,684 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 124,634 |
| Countries Bordering Brazil | 0 | - | 4.96 | 123,935 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.97 | 178,563 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 45,314 |
| Closest Countries to North Korea | 0 | - | 4.92 | 104,831 |
| Biggest Trading Partners - Australia | 0 | - | 4.88 | 42,946 |
| Countries that Beat the United States | 0 | - | 4.92 | 146,078 |
