| Nordic Countries and Capitals | 0 | - | 4.95 | 83,547 |
| Biggest British Empire Countries | 0 | - | 4.74 | 99,762 |
| Countries Bordering France | 0 | - | 4.83 | 401,902 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,617 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,719 |
| Random European Capital to Country | 0 | - | 4.98 | 190,627 |
| Random European Country to Capital | 0 | - | 4.93 | 164,601 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,560 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,105 |
| Every European Country Shape | 0 | - | 4.96 | 201,301 |
| Countries of Africa | 0 | - | 5.00 | 2,530,195 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,148 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,186 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,753 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,908 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,792 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,633 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,090 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,708 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,543 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,429 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,617 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,836 |
| The Only European Country ... | 0 | - | 4.91 | 215,995 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,744 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,777 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,581 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,287 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,385 |
| Countries "Ruled" by King Charles III | 0 | - | 4.77 | 82,710 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,588 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,165 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,103 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,378 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,608 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,144 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,378 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,091 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,074 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,421 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,153 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,433 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,172 |
| Countries of the Middle East | 0 | - | 4.96 | 200,743 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,003 |
| Slavic Countries | 0 | - | 4.96 | 111,494 |
| African Island Countries | 0 | - | 4.96 | 101,431 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,790 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,657 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,280 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,174 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,646 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,428 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,532 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,510 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,085 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,975 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,386 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,005 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,972 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,816 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,078 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,165 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,421 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,510 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,018 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,624 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,344 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,580 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,986 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,730 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,754 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,907 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,050 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,934 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,250 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,932 |
| Monarchies of Europe | 0 | - | 4.90 | 97,958 |
| Monarchies of Asia | 0 | - | 4.97 | 70,984 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,779 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,304 |
| The Only African Country ... | 0 | - | 4.98 | 128,932 |
| The Only American Country ... | 0 | - | 4.92 | 121,403 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,060 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,639 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,668 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,252 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,777 |
| European Countries with One Border | 0 | - | 4.97 | 182,513 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,320 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,996 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,537 |
| UK Immigration by Country | 0 | - | 4.94 | 140,677 |
| Central American Countries | 0 | - | 4.98 | 155,894 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,327 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,016 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,450 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,223 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,960 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,348 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 130,961 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,931 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,312 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,125 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,938 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,708 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,892 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,785 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,825 |
| Countries That Border Russia | 0 | - | 4.98 | 461,121 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,881 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,501 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,947 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,782 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,289 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,976 |
| Germany Country Quiz | 0 | - | 4.82 | 157,582 |
| Russia Country Quiz | 0 | - | 4.85 | 114,283 |
| Italy Country Quiz | 0 | - | 4.82 | 123,200 |
| Japan Country Quiz | 0 | - | 4.93 | 142,220 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,466 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,238 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,016 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,295 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,679 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,854 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,217 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,597 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,170 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,042 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,113 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,275 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,330 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,382 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,763 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,256 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 125,568 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,050 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,240 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,562 |
| Every African Country Shape | 0 | - | 4.90 | 87,019 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,463 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,085 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,434 |
| Countries Bordering India | 0 | - | 4.98 | 163,322 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,093 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,102 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,147 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,449 |
| Countries that Border China | 0 | - | 4.96 | 262,857 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,230 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,786 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,423 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,521 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,251 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,731 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,993 |
| Countries that Border Poland | 0 | - | 4.99 | 172,057 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,349 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,514 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,326 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,039 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,257 |
| Countries Most-Visited By Queen Elizabeth II | 0 | - | 4.41 | 51,687 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,722 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,852 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,408 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,415 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,024 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,926 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,875 |
| Countries Closest to India | 0 | - | 4.97 | 102,636 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,454 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,835 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,695 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,611 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,634 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,417 |
| Europe Map Quiz | 0 | - | 5.00 | 4,755,589 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,693 |
| Counties of Ireland | 0 | - | 4.92 | 194,665 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,175 |
| World Capitals Closest to London | 0 | - | 4.87 | 110,275 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,102 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,682 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,986 |
| Countries with Megacities | 0 | - | 4.99 | 259,011 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,859 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,971 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,142 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,974 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.87 | 55,957 |
| Biggest Cities in France - Extreme | 0 | - | 4.87 | 56,508 |
| Biggest Cities in Germany | 0 | - | 4.95 | 292,972 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,924 |
| Vietnam War Countries | 0 | - | 4.82 | 94,081 |
| Hindu Countries | 0 | - | 4.86 | 50,008 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,025 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,142 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,441 |
