| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,535 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,748 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 72,021 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 125,555 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,034 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,233 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,785 |
| Figures from Greek Mythology | 0 | - | 4.91 | 186,419 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,239 |
| Europe Map Quiz | 0 | - | 5.00 | 4,755,171 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,873 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,701 |
| Italy Country Quiz | 0 | - | 4.82 | 123,180 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,117 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,811 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,215 |
| Countries of the German Empire | 0 | - | 4.51 | 37,864 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,747 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,693 |
| Confederate States of the U.S. Civil War | 0 | - | 4.90 | 129,122 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,239,805 |
| Name a City - European Countries | 0 | - | 4.90 | 65,177 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,516 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,068 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,813 |
| The Only European Country ... | 0 | - | 4.91 | 215,955 |
| Vietnam War Countries | 0 | - | 4.83 | 94,062 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,759 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,472 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,153 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,925 |
| Counties of England | 0 | - | 4.97 | 794,727 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,095 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,805 |
| Europe Capital to Country | 0 | - | 4.99 | 249,531 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,559 |
| European Capitals by Map | 0 | - | 4.99 | 138,523 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,863 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,222 |
| European Coastal Capitals | 0 | - | 4.95 | 90,364 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,527 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,148 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,993 |
| Slavic Countries | 0 | - | 4.96 | 111,486 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,413 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,958 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,976 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,714 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,009 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 436,210 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,408 |
| Official Cities in the UK | 0 | - | 4.89 | 283,015 |
| Cities in European History #1 | 0 | - | 4.63 | 133,781 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,878 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,069 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,162 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,165 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,720 |
| Countries of the Italian Empire | 0 | - | 4.21 | 27,657 |
| Monarchies of Europe | 0 | - | 4.90 | 97,944 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,659 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,238 |
| Countries That Border Russia | 0 | - | 4.98 | 461,075 |
| European Countries with One Border | 0 | - | 4.97 | 182,500 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,307 |
| Countries Bordering France | 0 | - | 4.83 | 401,859 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,584 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,139 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,536 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,013 |
| Tolkien's Middle Earth Map Quiz | 0 | - | 4.92 | 37,683 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,890 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,546 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,491 |
| Roman to Greek God | 0 | - | 4.52 | 122,648 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,923 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,992 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,439 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,044 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,045 |
| UK Immigration by Country | 0 | - | 4.94 | 140,666 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,040 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,270 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,906 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,554 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,762 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,202 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,066 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,871 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,776 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,400 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,145 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,087 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,183 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,240 |
| Countries that Border Poland | 0 | - | 4.99 | 172,046 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,896 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,786 |
| Countries Most-Visited By Queen Elizabeth II | 0 | - | 4.41 | 51,684 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,601 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,715 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,086 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,680 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,899 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,318 |
| Germany Country Quiz | 0 | - | 4.82 | 157,565 |
| Russia Country Quiz | 0 | - | 4.85 | 114,270 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,438 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,234 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,289 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,362 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,442 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,858 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,651 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,682 |
| Counties of Ireland | 0 | - | 4.92 | 194,613 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,151 |
| World Capitals Closest to London | 0 | - | 4.87 | 110,226 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,602 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,467 |
| Which City in Europe? | 0 | - | 4.83 | 107,151 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,164 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,112 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 82,453 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 69,686 |
| Random European Flag to Country | 0 | - | 4.89 | 181,942 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,095 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,266 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,366 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,314 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,727 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,454 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,797 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,735 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,615 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,262 |
| Olympian Gods Quiz | 0 | - | 4.96 | 499,520 |
| Things with Names from Classical Mythology | 0 | - | 4.28 | 87,661 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,370 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,735 |
| Asia Capitals Quiz | 0 | - | 4.98 | 690,921 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,096 |
| Independence from Whom | 0 | - | 4.99 | 211,252 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,656 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,361 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,940 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,384 |
| Modern Day Countries of the Portuguese Empire on a Map | 0 | - | 4.56 | 51,606 |
| Countries by Founding Story | 0 | - | 4.95 | 77,044 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,160 |
| Random Asian Countries on a Map | 0 | - | 4.90 | 169,715 |
| Random African Countries on a Map | 0 | - | 4.99 | 295,321 |
| Random European Countries on a Map | 0 | - | 4.97 | 283,064 |
| Countries of Africa | 0 | - | 5.00 | 2,529,701 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,854 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,684 |
| Europe Map with Random Merged Countries | 0 | - | 4.97 | 317,506 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,116 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,628 |
| Italy A-Z | 0 | - | 4.49 | 58,151 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,380,765 |
| United States Map Quiz | 0 | - | 4.98 | 4,153,751 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,449 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,502 |
| Africa Map Quiz | 0 | - | 5.00 | 2,114,519 |
| Asia Map Quiz | 0 | - | 4.99 | 914,360 |
| Australia Map Quiz | 0 | - | 4.95 | 343,808 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,473 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,123 |
| U.S. States or European Countries by GDP | 0 | - | 4.98 | 88,739 |
| Flags of Asia Quiz | 0 | - | 4.99 | 611,344 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,355 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,082 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,060 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,390 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,151 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,427 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,064 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,304 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,696 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,388 |
| Random European City to Country | 0 | - | 4.69 | 117,453 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,647 |
| Cities by Former Name | 0 | - | 4.83 | 91,416 |
| Former Capitals | 0 | - | 4.88 | 71,374 |
| Asia Capital to Country | 0 | - | 4.96 | 126,458 |
| African Capitals by Map | 0 | - | 4.99 | 133,336 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,066 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,493 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,106 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,738 |
| Which City in Italy? | 0 | - | 4.67 | 89,979 |
| Geography of Rome | 0 | - | 4.51 | 16,649 |
| Venice Trivia | 0 | - | 4.45 | 10,451 |
| Milan Trivia | 0 | - | 4.56 | 15,160 |
| Rome City Trivia | 0 | - | 4.49 | 20,649 |
| Recently Independent Countries | 0 | - | 4.98 | 158,988 |
| Countries Settled by Vikings | 0 | - | 4.93 | 121,258 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,424 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,590 |
