| Soviet Union Country Quiz | 0 | - | 4.90 | 80,457 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,209 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,935 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,876 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,048 |
| Countries of Europe After World War II | 0 | - | 4.99 | 187,670 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,891 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 79,897 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,449 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,432 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,711 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,176 |
| 25 Biggest Cities of the Soviet Union | 0 | - | 4.94 | 84,217 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,307 |
| Random European Capital to Country | 0 | - | 4.98 | 189,802 |
| Random European Country to Capital | 0 | - | 4.92 | 149,503 |
| Vietnam War Countries | 0 | - | 4.83 | 93,894 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,444 |
| Every European Country Shape | 0 | - | 4.96 | 200,834 |
| Countries of Africa | 0 | - | 5.00 | 2,521,539 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,975 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,873 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,945 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 193,037 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,236 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,944 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,514 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,267 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,321 |
| Biggest British Empire Countries | 0 | - | 4.73 | 99,477 |
| The Only European Country ... | 0 | - | 4.91 | 215,151 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,086 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,330 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,468 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,017,311 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 74,867 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,087 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,635 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,304 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,800 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,683 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,553 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 84,667 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,784 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,039 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,444 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,605 |
| Countries of the Middle East | 0 | - | 4.96 | 199,866 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,743 |
| Slavic Countries | 0 | - | 4.96 | 111,259 |
| African Island Countries | 0 | - | 4.96 | 101,165 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,684 |
| Countries of the German Empire | 0 | - | 4.51 | 37,786 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,665 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,313 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,978 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,760 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,231 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,158 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,233 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,403 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,525 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,706 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,900 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,687 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,735 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,586 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,844 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,497 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,759 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,622 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,474 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,360 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,025 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,951 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,595 |
| UK Immigration by Country | 0 | - | 4.94 | 140,360 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,537 |
| Central American Countries | 0 | - | 4.98 | 155,522 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,060 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,783 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,784 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,730 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 242,287 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,086 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,772 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 119,513 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,466 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,108 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,745 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,976 |
| Monarchies of Europe | 0 | - | 4.90 | 97,703 |
| Monarchies of Asia | 0 | - | 4.97 | 70,833 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,744 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,517 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,632 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,658 |
| The Only African Country ... | 0 | - | 4.99 | 128,705 |
| The Only American Country ... | 0 | - | 4.92 | 121,171 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,930 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,642 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,499 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,468 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,415 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,928 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,505 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,686 |
| Countries That Border Russia | 0 | - | 4.98 | 460,349 |
| European Countries with One Border | 0 | - | 4.97 | 182,124 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,988 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,727 |
| Countries Bordering France | 0 | - | 4.83 | 401,135 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,012 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,384 |
| Countries that Visit Australia the Most | 0 | - | 4.91 | 68,770 |
| Countries Most-Visited By Queen Elizabeth II | 0 | - | 4.41 | 51,597 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,550 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,162 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,726 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 258,729 |
| Germany Country Quiz | 0 | - | 4.82 | 157,189 |
| Russia Country Quiz | 0 | - | 4.85 | 114,047 |
| Italy Country Quiz | 0 | - | 4.82 | 122,684 |
| Japan Country Quiz | 0 | - | 4.92 | 141,913 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,970 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,094 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,924 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,191 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,694 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,797 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,933 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,036 |
| Hindu Countries | 0 | - | 4.86 | 49,828 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,098 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,197 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.91 | 96,294 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,897 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,553 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 95,417 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,006 |
| Every African Country Shape | 0 | - | 4.90 | 86,613 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,825 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 81,962 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,526 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,792 |
| Countries Bordering India | 0 | - | 4.98 | 163,200 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,932 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,030 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,030 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,299 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,013 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,340 |
| Countries that Border China | 0 | - | 4.96 | 262,500 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,082 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,677 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,282 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,398 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,066 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,371 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,810 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,637 |
| Countries that Border Poland | 0 | - | 4.99 | 171,789 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,020 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,255 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,174 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,912 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,664 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,182 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,408 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,699 |
| Most-Visited Countries by Popes | 0 | - | 4.56 | 83,414 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,230 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,568 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,700 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,977 |
| Countries Closest to Iceland | 0 | - | 4.89 | 73,147 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,216 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,246 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,736 |
| Closest Countries to North Korea | 0 | - | 4.94 | 122,087 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,873 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,689 |
| Countries Closest to India | 0 | - | 4.97 | 102,464 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,237 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,905 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,717 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,419 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,139 |
| Countries that Beat China | 0 | - | 4.86 | 115,192 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,250 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,401 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,520 |
| Egypt Country Quiz | 0 | - | 4.82 | 77,262 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,368 |
| Europe Map Quiz | 0 | - | 5.00 | 4,746,059 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,339 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,519 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,440,002 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,858 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,876 |
