| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,395 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,210 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,556 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,133 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,644 |
| Europe Map Quiz | 0 | - | 5.00 | 4,781,777 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,900 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,510 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,135 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,975 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,600 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,592 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,483 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 83,261 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 166,307 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,761 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,819 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,254,453 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,482 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,854 |
| Name a City - European Countries | 0 | - | 4.90 | 65,997 |
| Europe Capital to Country | 0 | - | 4.99 | 251,718 |
| Asia Capital to Country | 0 | - | 4.96 | 127,252 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,734 |
| European Capitals by Map | 0 | - | 4.99 | 141,614 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,718 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,696 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,032 |
| European Coastal Capitals | 0 | - | 4.95 | 91,146 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,100 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,413 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,382 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,794 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,334,045 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,806 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,334 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,980 |
| The Only European Country ... | 0 | - | 4.91 | 218,484 |
| Slavic Countries | 0 | - | 4.96 | 112,215 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 162,120 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,219 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,325 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,869 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,636 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,662 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,019 |
| Counties of England | 0 | - | 4.97 | 801,549 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,074 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,795 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,723 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,758 |
| Official Cities in the UK | 0 | - | 4.89 | 285,684 |
| Cities in European History #1 | 0 | - | 4.63 | 134,487 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,759 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,630 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,446 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,280 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,489 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,819 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,360 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,473 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,616 |
| UK Immigration by Country | 0 | - | 4.94 | 141,508 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,492 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,355 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,207 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,365 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,712 |
| Monarchies of Europe | 0 | - | 4.90 | 98,692 |
| Countries of Europe After World War II | 0 | - | 4.99 | 189,141 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 157,231 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 119,476 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,113 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,682 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,620 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,359 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,272 |
| Countries That Border Russia | 0 | - | 4.98 | 464,033 |
| European Countries with One Border | 0 | - | 4.97 | 183,547 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,305 |
| Countries Bordering France | 0 | - | 4.83 | 404,458 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,430 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 263,903 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,663 |
| Germany Country Quiz | 0 | - | 4.82 | 158,627 |
| Russia Country Quiz | 0 | - | 4.83 | 115,171 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,727 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,644 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,513 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,883 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,405 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,598 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,653 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,049 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,728 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,573 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,938 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,353 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,274 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,407 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,360 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,318 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,120 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,747 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,296 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,271 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,909 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,311 |
| Which City in Europe? | 0 | - | 4.83 | 107,786 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 238,082 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,298 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,320 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,647 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,843 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,392 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,196 |
| Every Asian Country Shape | 0 | - | 4.95 | 88,294 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,679 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,911 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,861 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,943 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,184 |
| Countries that Border Poland | 0 | - | 4.99 | 172,996 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,696 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,089 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,857 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,169 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,406 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,998 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,125 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,183 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,427 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,202 |
| Counties of Ireland | 0 | - | 4.92 | 196,899 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 132,054 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,977 |
| Least Forested Countries in Asia | 0 | - | 4.75 | 64,887 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,474 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,670 |
| Modern Day Countries of the Portuguese Empire on a Map | 0 | - | 4.56 | 52,066 |
| Random European Flag to Country | 0 | - | 4.90 | 183,919 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 97,735 |
| Flags of Countries that Border China | 0 | - | 4.94 | 99,997 |
| Flags of Countries That Border France | 0 | - | 4.89 | 123,645 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,717 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,651 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,496 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,435 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,889 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 51,105 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,936 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 28,000 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,980 |
| Turkmenistan Country Quiz | 0 | - | 4.81 | 26,110 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,290 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,694 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,554 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,430 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,857 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,365 |
| Cities by Former Name | 0 | - | 4.83 | 91,941 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,467 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 45,036 |
| Recently Independent Countries | 0 | - | 4.98 | 159,782 |
| Independence from Whom | 0 | - | 4.99 | 212,724 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,199 |
| Countries of the Soviet Union | 0 | - | 4.98 | 195,414 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,668 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,749 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,888 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,542 |
| Countries of the World in 1900 | 0 | - | 4.89 | 85,714 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.54 | 49,587 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 196,412 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 151,862 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,886 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,853 |
| Countries Once Held by Sweden | 0 | - | 4.18 | 34,838 |
| Countries by Founding Story | 0 | - | 4.95 | 77,655 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,574 |
| Countries by Former Name | 0 | - | 4.99 | 125,645 |
| Random Asian Countries on a Map | 0 | - | 4.91 | 170,731 |
| Random Sequential African Countries on a Map | 0 | - | 5.00 | 128,199 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 217,866 |
| Countries of Africa | 0 | - | 5.00 | 2,553,992 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,029,352 |
| Historical City to Country | 0 | - | 4.85 | 78,845 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,521 |
| Soviet Union Country Quiz | 0 | - | 4.91 | 81,055 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 643,365 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,425 |
| United States Map Quiz | 0 | - | 4.98 | 4,168,342 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,296 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,173 |
| Africa Map Quiz | 0 | - | 5.00 | 2,126,456 |
| Asia Map Quiz | 0 | - | 4.99 | 923,472 |
| South America Map Quiz | 0 | - | 5.00 | 1,554,566 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,315 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,725 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,443 |
