| Countries of the Japanese Empire | 0 | - | 4.97 | 104,258 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,502 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,673 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,277 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,608 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,391 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,583 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,250 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 183,865 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,839 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,436 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,844 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,173 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,751 |
| Vietnam War Countries | 0 | - | 4.82 | 94,228 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,619 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,006 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,001 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,243 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,613 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 134,529 |
| Asia Capitals Quiz | 0 | - | 4.98 | 692,957 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,452 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,763 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,757 |
| Countries of Africa | 0 | - | 5.00 | 2,537,443 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,424 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,059 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,838 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,276 |
| The Only European Country ... | 0 | - | 4.91 | 216,670 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,290 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,158 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,657 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,391 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,570 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,821 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,636 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,291 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,199 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,757 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,253 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,544 |
| Asia Capital to Country | 0 | - | 4.96 | 126,668 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,411 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,590 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,817 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,743 |
| Countries of the Middle East | 0 | - | 4.96 | 201,195 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,300 |
| Slavic Countries | 0 | - | 4.96 | 111,669 |
| African Island Countries | 0 | - | 4.96 | 101,642 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,376 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,912 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,519 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,537 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,003 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,679 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,748 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,615 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,237 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,218 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,589 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,255 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,164 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,005 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,273 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,358 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,478 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,752 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,785 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,908 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,342 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,746 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 44,963 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,843 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,380 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,912 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,885 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,302 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,131 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,094 |
| Monarchies of Europe | 0 | - | 4.90 | 98,162 |
| Monarchies of Asia | 0 | - | 4.97 | 71,094 |
| Countries of the German Empire | 0 | - | 4.51 | 37,941 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,896 |
| The Only African Country ... | 0 | - | 4.99 | 129,106 |
| The Only American Country ... | 0 | - | 4.92 | 121,620 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,130 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,786 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,869 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,549 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,016 |
| European Countries with One Border | 0 | - | 4.97 | 182,793 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,592 |
| Flags of Countries that Border China | 0 | - | 4.94 | 99,426 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,212 |
| UK Immigration by Country | 0 | - | 4.94 | 140,913 |
| Central American Countries | 0 | - | 4.98 | 156,482 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,658 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,076 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,429 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,617 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,194 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,501 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,237 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,083 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,852 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,130 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,029 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,972 |
| Countries That Border Russia | 0 | - | 4.98 | 461,772 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 89,042 |
| Countries Bordering France | 0 | - | 4.83 | 402,584 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,445 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,582 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,114 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,955 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,394 |
| Germany Country Quiz | 0 | - | 4.83 | 157,870 |
| Russia Country Quiz | 0 | - | 4.83 | 114,499 |
| Japan Country Quiz | 0 | - | 4.93 | 142,486 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,820 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,347 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,346 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,779 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,332 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,672 |
| Random European Capital to Country | 0 | - | 4.98 | 190,923 |
| Random European Country to Capital | 0 | - | 4.93 | 165,133 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,113 |
| Biggest British Empire Countries | 0 | - | 4.74 | 99,993 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,167 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,391 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,411 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,456 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,894 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,736 |
| Every European Country Shape | 0 | - | 4.96 | 201,737 |
| Every African Country Shape | 0 | - | 4.90 | 87,335 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,014 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,280 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,743 |
| Countries Bordering India | 0 | - | 4.98 | 163,436 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,235 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,325 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,159 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,289 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,531 |
| Countries that Border China | 0 | - | 4.96 | 263,186 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,356 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,873 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,545 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,647 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,406 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,773 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,157 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,870 |
| Countries that Border Poland | 0 | - | 4.99 | 172,286 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,687 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,775 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,445 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,154 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,134 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,391 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,874 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,004 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,855 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,988 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,181 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,572 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,562 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,361 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,977 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,082 |
| Countries Closest to India | 0 | - | 4.97 | 102,785 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,648 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,060 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 68,949 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,819 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,861 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,722 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,450 |
| Europe Map Quiz | 0 | - | 5.00 | 4,763,461 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,445,798 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,362 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,000 |
| Hindu Countries | 0 | - | 4.86 | 50,160 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,747 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,456 |
| Top 10 Most Forested Countries in Asia | 0 | - | 4.63 | 63,446 |
| Top 10 Richest Countries in Asia | 0 | - | 4.74 | 105,694 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,573 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 193,626 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,596 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,584 |
| Closest Countries to North Korea | 0 | - | 4.94 | 122,421 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,470 |
| Countries that Beat China | 0 | - | 4.85 | 115,851 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,809 |
