| Countries that Bordered the USSR | 0 | - | 4.93 | 165,720 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,348 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,742 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,796 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,612 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,493 |
| UK Immigration by Country | 0 | - | 4.94 | 141,232 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,051 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,851 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,933 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,555 |
| Flags of Countries That Border France | 0 | - | 4.88 | 123,456 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,318 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,845 |
| Random European Capital to Country | 0 | - | 4.98 | 191,574 |
| Random European Country to Capital | 0 | - | 4.93 | 165,484 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,718 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,831 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,715 |
| Every European Country Shape | 0 | - | 4.96 | 202,324 |
| Countries of Africa | 0 | - | 5.00 | 2,547,241 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,097 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,459 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,460 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,993 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,775 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,083 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,178 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,866 |
| The Only European Country ... | 0 | - | 4.91 | 217,657 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,977 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,750 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,762 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,838 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,957 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,609 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,238 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,256 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,666 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,974 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 80,904 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,947 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,569 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,336 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,968 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,366 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,671 |
| Europe Capital to Country | 0 | - | 4.99 | 251,095 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,333 |
| European Capitals by Map | 0 | - | 4.99 | 140,353 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,378 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,717 |
| European Coastal Capitals | 0 | - | 4.95 | 90,903 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,796 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,629 |
| Countries of the Middle East | 0 | - | 4.96 | 201,831 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,669 |
| Slavic Countries | 0 | - | 4.96 | 111,973 |
| African Island Countries | 0 | - | 4.96 | 101,947 |
| Random European Flag to Country | 0 | - | 4.89 | 183,105 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,331 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,870 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,971 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,477 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,028 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,101 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,746 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,452 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,535 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,855 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,561 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,422 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,292 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,487 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,576 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,594 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,727 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,871 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,413 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,348 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,796 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,432 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,618 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,963 |
| Official Cities in the UK | 0 | - | 4.89 | 284,817 |
| Cities in European History #1 | 0 | - | 4.63 | 134,273 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,263 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,615 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,349 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,460 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,175 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,120 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,636 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,337 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,264 |
| Monarchies of Europe | 0 | - | 4.90 | 98,430 |
| Monarchies of Asia | 0 | - | 4.97 | 71,281 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,069 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,658 |
| The Only African Country ... | 0 | - | 4.99 | 129,329 |
| The Only American Country ... | 0 | - | 4.92 | 121,870 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,239 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,926 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,111 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,952 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,342 |
| European Countries with One Border | 0 | - | 4.97 | 183,229 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,006 |
| Flags of Countries that Border China | 0 | - | 4.94 | 99,804 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,463 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,202 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,332 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,492 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,338 |
| Central American Countries | 0 | - | 4.98 | 156,882 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,019 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,954 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,574 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,811 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,087 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,868 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 135,858 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,450 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,757 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,380 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,469 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,062 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,415 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,338 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,538 |
| Countries That Border Russia | 0 | - | 4.98 | 463,035 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,229 |
| Countries Bordering France | 0 | - | 4.83 | 403,774 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,870 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,718 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,327 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,195 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,537 |
| Germany Country Quiz | 0 | - | 4.83 | 158,298 |
| Russia Country Quiz | 0 | - | 4.83 | 114,774 |
| Japan Country Quiz | 0 | - | 4.93 | 142,842 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,519 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,435 |
| Jordan Country Quiz | 0 | - | 4.86 | 31,926 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,252 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,640 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,075 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,399 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,215 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,531 |
| Most Forested European Countries | 0 | - | 4.80 | 75,489 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,553 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,487 |
| Top 10 Asian Countries by Coastline | 0 | - | 4.92 | 96,543 |
| European Countries with NO Wolves | 0 | - | 4.56 | 65,668 |
| 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 | 97,553 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,040 |
| Every African Country Shape | 0 | - | 4.90 | 87,776 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,586 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,499 |
| Countries Bordering India | 0 | - | 4.98 | 163,604 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,479 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,709 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 70,585 |
| Countries Bordering Iran | 0 | - | 4.83 | 95,712 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,654 |
| Countries that Border China | 0 | - | 4.96 | 263,660 |
| Countries that Border Iraq | 0 | - | 4.97 | 108,793 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,987 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,935 |
| Countries Bordering Saudi Arabia | 0 | - | 4.96 | 132,923 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,718 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,836 |
| Countries Bordering Turkey | 0 | - | 4.98 | 117,586 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,056 |
| Countries that Border Poland | 0 | - | 4.99 | 172,681 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 110,026 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 92,059 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,605 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,310 |
| Most-Visited Countries by Canadians | 0 | - | 4.83 | 39,473 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,987 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,469 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,015 |
| Countries Closest to Vietnam | 0 | - | 4.95 | 94,172 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,308 |
| Countries Closest to Cyprus | 0 | - | 4.91 | 55,812 |
| Countries Closest to Indonesia | 0 | - | 4.97 | 104,769 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,670 |
| Countries Closest to South Africa with Exceptions | 0 | - | 4.81 | 64,033 |
| Countries Closest to Turkey | 0 | - | 4.96 | 126,622 |
| Countries Closest to India | 0 | - | 4.97 | 102,988 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,881 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,446 |
| Countries Closest to Ethiopia | 0 | - | 4.90 | 69,073 |
| Biggest Trading Partners - Russia | 0 | - | 4.55 | 36,565 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,836 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,491 |
