| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,537 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,822 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,410 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,723 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,015 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,331 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,995 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,753 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,136 |
| Countries of Europe After World War II | 0 | - | 4.99 | 187,483 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,768 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,796 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,583 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 79,806 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,606 |
| Soviet Union Country Quiz | 0 | - | 4.90 | 80,421 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,576 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,413 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,261 |
| UK Immigration by Country | 0 | - | 4.94 | 140,017 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,891 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,757 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,250 |
| Random European Capital to Country | 0 | - | 4.98 | 189,661 |
| Random European Country to Capital | 0 | - | 4.92 | 147,767 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,997 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,406 |
| Every European Country Shape | 0 | - | 4.96 | 200,693 |
| Countries of Africa | 0 | - | 5.00 | 2,517,804 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,633 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,904 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,575 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,345 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,714 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,163 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,149 |
| The Only European Country ... | 0 | - | 4.91 | 214,851 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,862 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,137 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,417 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,646 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,903 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,680 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,600 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,483 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,846 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,731 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,976 |
| Europe Capital to Country | 0 | - | 4.99 | 248,647 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,963 |
| European Capitals by Map | 0 | - | 4.99 | 137,412 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,520 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,897 |
| European Coastal Capitals | 0 | - | 4.95 | 90,033 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,572 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,589 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,138 |
| Biggest British Empire Countries | 0 | - | 4.73 | 99,334 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,012 |
| Countries of the Middle East | 0 | - | 4.96 | 199,660 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,624 |
| Slavic Countries | 0 | - | 4.96 | 111,151 |
| African Island Countries | 0 | - | 4.96 | 101,068 |
| Random European Flag to Country | 0 | - | 4.89 | 181,397 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,016,003 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,167 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,870 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,600 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,078 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,040 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,123 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,341 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,448 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,621 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,825 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,598 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,663 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,519 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,759 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,478 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,342 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,262 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,975 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,840 |
| Official Cities in the UK | 0 | - | 4.89 | 281,634 |
| Cities in European History #1 | 0 | - | 4.63 | 133,465 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,642 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,498 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,872 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,945 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,827 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,449 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,730 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,695 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,659 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,674 |
| Monarchies of Europe | 0 | - | 4.90 | 97,609 |
| Monarchies of Asia | 0 | - | 4.97 | 70,770 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,576 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,465 |
| The Only African Country ... | 0 | - | 4.98 | 128,631 |
| The Only American Country ... | 0 | - | 4.92 | 121,091 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,889 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,405 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,267 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,795 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,400 |
| European Countries with One Border | 0 | - | 4.97 | 182,006 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,887 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,644 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,883 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,512 |
| UK Cities Map Quiz | 0 | - | 4.95 | 463,019 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,532 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,860 |
| Central American Countries | 0 | - | 4.98 | 155,423 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,939 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,603 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,093 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,949 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,296 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,678 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 118,402 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,371 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,025 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,931 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,687 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,450 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,532 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,413 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,640 |
| Countries That Border Russia | 0 | - | 4.98 | 460,058 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,668 |
| Countries Bordering France | 0 | - | 4.83 | 400,835 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,791 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,352 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,715 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,478 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,118 |
| Germany Country Quiz | 0 | - | 4.82 | 157,039 |
| Russia Country Quiz | 0 | - | 4.85 | 113,958 |
| Italy Country Quiz | 0 | - | 4.82 | 122,580 |
| Japan Country Quiz | 0 | - | 4.92 | 141,768 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,030 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,156 |
| Kazakhstan Country Quiz | 0 | - | 4.79 | 35,476 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,476 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 326,267 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,319 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,600 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,705 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,894 |
| Most Forested European Countries | 0 | - | 4.80 | 75,061 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,043 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,173 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.91 | 96,259 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,558 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,147 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,721 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,314 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 95,169 |
| Every Asian Country Shape | 0 | - | 4.95 | 86,931 |
| Every African Country Shape | 0 | - | 4.90 | 86,500 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 81,233 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,440 |
| Countries Bordering India | 0 | - | 4.98 | 163,141 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,889 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,978 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,000 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,972 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,311 |
| Countries that Border China | 0 | - | 4.96 | 262,345 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,019 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,645 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,234 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,359 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,000 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,357 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,735 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,602 |
| Countries that Border Poland | 0 | - | 4.99 | 171,697 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,887 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,167 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,129 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 59,866 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,153 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,669 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,107 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,524 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 93,656 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,944 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,132 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,190 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,633 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 63,846 |
| Countries Closest to Turkey | 0 | - | 4.96 | 125,618 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,063 |
| Countries Closest to India | 0 | - | 4.97 | 102,417 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,153 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,788 |
