| Countries that Bordered the USSR | 0 | - | 4.93 | 165,727 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,358 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,758 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,803 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,615 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,501 |
| UK Immigration by Country | 0 | - | 4.94 | 141,237 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,055 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,859 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,944 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,558 |
| Flags of Countries That Border France | 0 | - | 4.88 | 123,458 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,326 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,848 |
| Random European Capital to Country | 0 | - | 4.98 | 191,577 |
| Random European Country to Capital | 0 | - | 4.93 | 165,484 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,720 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,833 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,731 |
| Every European Country Shape | 0 | - | 4.96 | 202,335 |
| Countries of Africa | 0 | - | 5.00 | 2,547,381 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,104 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,467 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,465 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,998 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,790 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,127 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,184 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,876 |
| The Only European Country ... | 0 | - | 4.91 | 217,678 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,986 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,764 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,764 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,846 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,962 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,646 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,243 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,257 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,735 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,978 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 80,907 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,953 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,571 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,339 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,976 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,367 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,672 |
| Europe Capital to Country | 0 | - | 4.99 | 251,107 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,343 |
| European Capitals by Map | 0 | - | 4.99 | 140,419 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,387 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,722 |
| European Coastal Capitals | 0 | - | 4.95 | 90,911 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,813 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,645 |
| Countries of the Middle East | 0 | - | 4.96 | 201,846 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,677 |
| Slavic Countries | 0 | - | 4.96 | 111,979 |
| African Island Countries | 0 | - | 4.96 | 101,955 |
| Random European Flag to Country | 0 | - | 4.89 | 183,107 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,333 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,877 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,980 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,488 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,034 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,105 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,748 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,455 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,540 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,858 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,562 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,426 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,296 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,488 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,576 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,598 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,729 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,871 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,423 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,356 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,805 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,436 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,620 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,964 |
| Official Cities in the UK | 0 | - | 4.89 | 284,830 |
| Cities in European History #1 | 0 | - | 4.63 | 134,275 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,266 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,621 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,350 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,462 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,180 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,120 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,642 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,340 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,266 |
| Monarchies of Europe | 0 | - | 4.90 | 98,435 |
| Monarchies of Asia | 0 | - | 4.97 | 71,284 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,071 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,666 |
| The Only African Country ... | 0 | - | 4.99 | 129,332 |
| The Only American Country ... | 0 | - | 4.92 | 121,875 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,240 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,930 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,118 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,957 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,344 |
| European Countries with One Border | 0 | - | 4.97 | 183,235 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,011 |
| Flags of Countries that Border China | 0 | - | 4.94 | 99,806 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,466 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,210 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,341 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,498 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,342 |
| Central American Countries | 0 | - | 4.98 | 156,884 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,022 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,960 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,578 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,812 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,100 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,874 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,872 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,456 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,763 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,380 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,475 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,066 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,418 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,345 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,539 |
| Countries That Border Russia | 0 | - | 4.98 | 463,045 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,231 |
| Countries Bordering France | 0 | - | 4.83 | 403,786 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,886 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,718 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,332 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,197 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,539 |
| Germany Country Quiz | 0 | - | 4.83 | 158,301 |
| Russia Country Quiz | 0 | - | 4.83 | 114,775 |
| Japan Country Quiz | 0 | - | 4.93 | 142,842 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,526 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,440 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,930 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,283 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,644 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,076 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,402 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,217 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,532 |
| Most Forested European Countries | 0 | - | 4.80 | 75,490 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,554 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,487 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,544 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,669 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,855 |
| Countries Once Held by Sweden | 0 | - | 4.18 | 34,817 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,566 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,043 |
| Every African Country Shape | 0 | - | 4.90 | 87,785 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,595 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,504 |
| Countries Bordering India | 0 | - | 4.98 | 163,607 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,480 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,712 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,585 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,717 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,656 |
| Countries that Border China | 0 | - | 4.96 | 263,668 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,801 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,987 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,936 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 132,942 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,724 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,838 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,592 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,057 |
| Countries that Border Poland | 0 | - | 4.99 | 172,687 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,036 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,064 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,609 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,312 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,479 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,990 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,478 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,018 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 94,174 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,309 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,814 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,769 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,673 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,038 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,623 |
| Countries Closest to India | 0 | - | 4.97 | 102,989 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,884 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,450 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 69,076 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,566 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,836 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,491 |
