| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,502 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 125,019 |
| Olympian Gods Quiz | 0 | - | 4.96 | 497,552 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,374 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,009 |
| Europe Map Quiz | 0 | - | 5.00 | 4,739,865 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,278 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,703 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,248 |
| Italy Country Quiz | 0 | - | 4.82 | 122,487 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,647 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,319 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,609 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,574 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,687 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,852 |
| Name a City - European Countries | 0 | - | 4.92 | 64,691 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,555 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,012 |
| The Only European Country ... | 0 | - | 4.91 | 214,619 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,009 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,988 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,718 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,231,311 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,795 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,213 |
| Europe Capital to Country | 0 | - | 4.99 | 248,485 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,857 |
| European Capitals by Map | 0 | - | 4.99 | 137,187 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,462 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,844 |
| European Coastal Capitals | 0 | - | 4.95 | 89,977 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,407 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,926 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,964 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,538 |
| Slavic Countries | 0 | - | 4.96 | 111,074 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,715 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,968 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,547 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,953 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,578 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,643 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,382 |
| Counties of England | 0 | - | 4.97 | 791,232 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,087 |
| Famous Ancient Romans | 0 | - | 4.69 | 85,105 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,428 |
| Official Cities in the UK | 0 | - | 4.89 | 281,401 |
| Cities in European History #1 | 0 | - | 4.63 | 133,395 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,592 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,838 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,905 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 93,780 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,372 |
| Monarchies of Europe | 0 | - | 4.90 | 97,549 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,214 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,689 |
| Flags of Countries that Border Germany | 0 | - | 4.86 | 96,527 |
| European Countries with One Border | 0 | - | 4.97 | 181,909 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,810 |
| Flags of Countries That Border France | 0 | - | 4.89 | 122,351 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,844 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,188 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,521 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,001 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,421 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,837 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,233 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,201 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,056 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,469 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,655 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,339 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,815 |
| UK Immigration by Country | 0 | - | 4.94 | 139,944 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,275 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,688 |
| Countries of Europe After World War II | 0 | - | 4.99 | 187,059 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 155,645 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,455 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,329 |
| Countries That Border Russia | 0 | - | 4.98 | 459,849 |
| Countries Bordering France | 0 | - | 4.83 | 400,610 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,616 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 257,838 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,597 |
| Germany Country Quiz | 0 | - | 4.82 | 156,899 |
| Russia Country Quiz | 0 | - | 4.85 | 113,864 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,585 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,988 |
| Italy A-Z | 0 | - | 4.49 | 57,899 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,124 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,871 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,480 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,404 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,276 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,139 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,737 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,297 |
| Which City in Italy? | 0 | - | 4.64 | 89,290 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,863 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,989 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,003 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,376 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,247 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,111 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,964 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 148,486 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,844 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,843 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,937 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,938 |
| Countries that Border Poland | 0 | - | 4.99 | 171,612 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,519 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,637 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,982 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,481 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,907 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,034 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,275 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 95,920 |
| Counties of Ireland | 0 | - | 4.92 | 193,652 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 129,136 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,946 |
| Roman History by Picture | 0 | - | 4.46 | 26,372 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,094 |
| Which City in Europe? | 0 | - | 4.83 | 106,908 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,661 |
| Countries in the Byzantine Empire | 0 | - | 4.95 | 71,834 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 69,386 |
| Countries "Ruled" by King Charles III | 0 | - | 4.78 | 82,639 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,854 |
| Countries Closest to Iceland | 0 | - | 4.89 | 73,024 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,112 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,683 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,614 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,480 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,442,748 |
| Oceania Map Quiz | 0 | - | 4.98 | 637,127 |
| Africa Map Quiz | 0 | - | 5.00 | 2,107,842 |
| Asia Map Quiz | 0 | - | 4.99 | 909,129 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,962 |
| Byzantine History | 0 | - | 4.91 | 28,669 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,312 |
| Africa Capitals Quiz | 0 | - | 4.99 | 732,250 |
| Asia Capitals Quiz | 0 | - | 4.98 | 687,826 |
| Rome A-Z | 0 | - | 4.39 | 24,427 |
| Independence from Whom | 0 | - | 4.99 | 210,157 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,066 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,127 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,329 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 82,053 |
| Modern Day Countries of the Portuguese Empire on a Map | 0 | - | 4.56 | 51,382 |
| Random European Flag to Country | 0 | - | 4.89 | 181,281 |
| Countries by Founding Story | 0 | - | 4.95 | 76,720 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,898 |
| Countries of Africa | 0 | - | 5.00 | 2,515,406 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,051 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 79,727 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,377,929 |
| United States Map Quiz | 0 | - | 4.98 | 4,145,621 |
| Australia Map Quiz | 0 | - | 4.94 | 342,932 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,062 |
| Ancient Greek Words | 0 | - | 4.93 | 110,949 |
| 2025–2026 English Premier League Teams | 0 | - | 4.86 | 853,674 |
| Flags of Asia Quiz | 0 | - | 4.99 | 607,503 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,580 |
| Biggest English Cities by Century | 0 | - | 4.90 | 105,702 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,542 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,435 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,801 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,697 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,950 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,415 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,236 |
| European Cities by Map #1 | 0 | - | 4.64 | 55,608 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,863 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,342 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,367 |
| Cities by Former Name | 0 | - | 4.84 | 91,150 |
| Former Capitals | 0 | - | 4.88 | 71,223 |
| Asia Capital to Country | 0 | - | 4.96 | 125,994 |
| African Capitals by Map | 0 | - | 4.99 | 132,540 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,542 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,288 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,715 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,503 |
| Which City in Germany? | 0 | - | 4.50 | 135,639 |
| Which City in France? | 0 | - | 4.64 | 72,787 |
| Which City in Spain? | 0 | - | 4.50 | 49,751 |
| Geography of Rome | 0 | - | 4.51 | 16,634 |
| Venice Trivia | 0 | - | 4.45 | 10,433 |
| Milan Trivia | 0 | - | 4.56 | 15,138 |
| Rome City Trivia | 0 | - | 4.49 | 20,609 |
| Recently Independent Countries | 0 | - | 4.98 | 158,208 |
| Countries Settled by Vikings | 0 | - | 4.93 | 120,995 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,959 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,075 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,065 |
