| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,680 |
| Countries of the German Empire | 0 | - | 4.51 | 37,859 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,014 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,137 |
| Countries of Europe After World War II | 0 | - | 4.99 | 187,992 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,204 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,135 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,346 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,732 |
| Vietnam War Countries | 0 | - | 4.83 | 94,046 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,216 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,837 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,656 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,605 |
| UK Immigration by Country | 0 | - | 4.94 | 140,629 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,761 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,366 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,525 |
| Random European Capital to Country | 0 | - | 4.98 | 190,581 |
| Random European Country to Capital | 0 | - | 4.93 | 164,384 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,148 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,402 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,545 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,706 |
| Every European Country Shape | 0 | - | 4.96 | 201,249 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,299 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,132 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,877 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,641 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,458 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,562 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,765 |
| The Only European Country ... | 0 | - | 4.91 | 215,900 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,660 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,375 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,706 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,560 |
| Countries of Africa | 0 | - | 5.00 | 2,529,012 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,078 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,584 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,330 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,060 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,045 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,316 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,134 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,415 |
| Europe Capital to Country | 0 | - | 4.99 | 249,474 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,519 |
| European Capitals by Map | 0 | - | 4.99 | 138,454 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,839 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,202 |
| European Coastal Capitals | 0 | - | 4.95 | 90,344 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,480 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,848 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,080 |
| Biggest British Empire Countries | 0 | - | 4.74 | 99,727 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,103 |
| Countries of the Middle East | 0 | - | 4.96 | 200,676 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,962 |
| Slavic Countries | 0 | - | 4.96 | 111,453 |
| African Island Countries | 0 | - | 4.96 | 101,386 |
| Random European Flag to Country | 0 | - | 4.89 | 181,891 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,141 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,619 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,238 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,113 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,600 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,390 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,492 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,501 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,061 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,936 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,356 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,961 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,945 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,782 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,037 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,109 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,284 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,708 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,441 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,966 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,587 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,275 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,553 |
| Official Cities in the UK | 0 | - | 4.89 | 282,902 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,866 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,952 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,057 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,151 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,697 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,010 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,901 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,913 |
| Monarchies of Europe | 0 | - | 4.90 | 97,923 |
| Monarchies of Asia | 0 | - | 4.97 | 70,954 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,760 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,231 |
| The Only African Country ... | 0 | - | 4.98 | 128,898 |
| The Only American Country ... | 0 | - | 4.92 | 121,373 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,044 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,615 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,645 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,205 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,744 |
| Countries That Border Russia | 0 | - | 4.98 | 461,016 |
| European Countries with One Border | 0 | - | 4.97 | 182,466 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,277 |
| Countries Bordering France | 0 | - | 4.83 | 401,792 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,522 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,961 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,098 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,988 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,954 |
| Cities in European History #1 | 0 | - | 4.63 | 133,765 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,895 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,030 |
| Central American Countries | 0 | - | 4.98 | 155,845 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,275 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,890 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,964 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,388 |
| African Countries with the Most Muslims | 0 | - | 4.80 | 100,780 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,096 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,212 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 127,966 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,828 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,280 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,103 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,906 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,685 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,844 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,748 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,803 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,863 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,486 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,930 |
| Countries Most-Visited By Queen Elizabeth II | 0 | - | 4.41 | 51,674 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,751 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,272 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,211 |
| Germany Country Quiz | 0 | - | 4.82 | 157,525 |
| Russia Country Quiz | 0 | - | 4.85 | 114,242 |
| Italy Country Quiz | 0 | - | 4.82 | 123,153 |
| Japan Country Quiz | 0 | - | 4.93 | 142,182 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,217 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,281 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,657 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,571 |
| Largest Cities in Alexander's Empire | 0 | - | 4.58 | 39,924 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,432 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,165 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,554 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,028 |
| Most Forested European Countries | 0 | - | 4.80 | 75,221 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,266 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,318 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,372 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,606 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,256 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,761 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,760 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,122 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,002 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,540 |
| Every African Country Shape | 0 | - | 4.90 | 86,959 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,262 |
| Top 10 Richest Countries in Africa | 0 | - | 4.86 | 75,947 |
| Countries Bordering India | 0 | - | 4.98 | 163,306 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,075 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,167 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,092 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,131 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,434 |
| Countries that Border China | 0 | - | 4.96 | 262,802 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,212 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,776 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,407 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,498 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,226 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,721 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,963 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,737 |
| Countries that Border Poland | 0 | - | 4.99 | 172,022 |
| Most-Visited Countries by U.S. Presidents | 0 | - | 4.96 | 193,339 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,299 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,485 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,309 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,012 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,245 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,776 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,558 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,701 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,833 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,077 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,374 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,384 |
| Countries Closest to Canada | 0 | - | 4.91 | 197,989 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,924 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,848 |
