| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,157 |
| Europe Map Quiz | 0 | - | 5.00 | 4,732,192 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,538 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,982 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,451 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,447 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,140 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,037 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,282 |
| Countries That Use the Euro | 0 | - | 4.96 | 103,059 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,618 |
| The Only European Country ... | 0 | - | 4.91 | 213,919 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,594 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,374 |
| Name the English Monarchs | 0 | - | 4.92 | 498,060 |
| History of Russia Quiz | 0 | - | 4.49 | 31,795 |
| History of Italy | 0 | - | 4.55 | 31,821 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,488 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,984 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,452 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,730 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,312 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,402 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,490 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,893 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,995 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,288 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,218 |
| Slavic Countries | 0 | - | 4.96 | 110,881 |
| The Trojan War | 0 | - | 4.83 | 39,443 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 642,051 |
| Name that Greek Letter | 0 | - | 4.94 | 321,722 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,578 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,062 |
| Roman Emperors | 0 | - | 4.95 | 118,516 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,227,183 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,025 |
| Counties of England | 0 | - | 4.97 | 789,419 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 350,082 |
| History of Austria | 0 | - | 4.70 | 17,756 |
| Geography of the French Empire | 0 | - | 4.48 | 26,941 |
| The French Revolution | 0 | - | 4.46 | 23,788 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,388 |
| 101 Figures from Greek Mythology | 0 | - | 5.00 | 124,335 |
| The Vikings! | 0 | - | 4.46 | 28,248 |
| The Portuguese Empire | 0 | - | 4.54 | 11,995 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,471 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,348 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,436 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,060 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,425 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,905 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,846 |
| Monarchies of Europe | 0 | - | 4.90 | 97,342 |
| European Countries with One Border | 0 | - | 4.97 | 181,662 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,558 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,290 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,048 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,226 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,194 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,744 |
| States of Germany | 0 | - | 4.96 | 150,131 |
| Germany Immigration by Country | 0 | - | 4.84 | 80,049 |
| Olympian Gods Quiz | 0 | - | 4.96 | 496,373 |
| Regions of Italy | 0 | - | 4.92 | 74,755 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,837 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,393 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,219 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,984 |
| Champions League Winners | 0 | - | 4.92 | 996,656 |
| History of France | 0 | - | 4.59 | 56,091 |
| Ancient Greek Words | 0 | - | 4.92 | 110,722 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,189 |
| Countries the UK Declared War On | 0 | - | 4.61 | 121,810 |
| Geography of the British Empire | 0 | - | 4.48 | 39,482 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,927 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,573 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,269 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,139 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,602 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,094 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,605 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,288 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,217 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,616 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,903 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,289 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,795 |
| Russia Country Quiz | 0 | - | 4.85 | 113,662 |
| Countries That Border Russia | 0 | - | 4.98 | 458,983 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,865 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,043 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,240 |
| Departments of France | 0 | - | 4.93 | 52,856 |
| Countries Bordering France | 0 | - | 4.83 | 399,375 |
| Germany Country Quiz | 0 | - | 4.82 | 156,600 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 125,173 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,119 |
| Italy Country Quiz | 0 | - | 4.82 | 122,247 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,428 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,108 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,377 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,634 |
| History of The Netherlands | 0 | - | 4.46 | 17,316 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 95,972 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,677 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,328 |
| England or Wales? | 0 | - | 4.94 | 45,330 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 128,539 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,135 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,781 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,774 |
| Countries Italy Declared War On | 0 | - | 4.75 | 42,966 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 433,634 |
| History of Spain | 0 | - | 4.29 | 21,004 |
| Medieval English History | 0 | - | 4.53 | 43,326 |
| Colonies of Africa with a Map | 0 | - | 4.77 | 53,957 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,293 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,096 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,798 |
| European Cities Beginning with B - Click Map | 0 | - | 4.75 | 77,387 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,159 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,868 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,852 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,994 |
| Countries that Border Poland | 0 | - | 4.99 | 171,383 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,391 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,554 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,715 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,626 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,547 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,775 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,522 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,406 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,796 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,543 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,816 |
| French History Multiple Choice | 0 | - | 4.55 | 32,880 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,390 |
| History of Germany | 0 | - | 4.39 | 52,619 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 72,925 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,444 |
| Figures from Greek Mythology | 0 | - | 4.91 | 185,008 |
| Counties of Ireland | 0 | - | 4.92 | 193,138 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,468 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,360 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,542 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,679 |
| Roman Names for Places | 0 | - | 4.62 | 57,885 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,029 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,347 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,679 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,692 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,075 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,305 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 54,965 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,840 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,764 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,784 |
| Malta Country Quiz | 0 | - | 4.81 | 30,833 |
| Australian Capitals | 0 | - | 4.92 | 62,594 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,655,684 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,595 |
| Official European Union Languages | 0 | - | 4.97 | 236,783 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,716 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,922 |
| Russian Inventions | 0 | - | 4.39 | 12,891 |
| French Inventions | 0 | - | 4.08 | 13,866 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,614 |
| History of Paris | 0 | - | 4.24 | 13,616 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,409 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,479 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,044 |
| Countries that Beat Italy | 0 | - | 4.85 | 53,892 |
| Byzantine History | 0 | - | 4.91 | 28,627 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,873 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,689 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,480 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,861 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,271 |
| Prime Ministers of the UK | 0 | - | 4.96 | 434,763 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 397,333 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,045 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,183 |
| Countries by Founding Story | 0 | - | 4.95 | 76,560 |
| Independence from Whom | 0 | - | 4.99 | 209,733 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,783 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,014 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,681 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,478 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,422 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 110,925 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,871 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,732 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,238 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,929 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,688 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,641 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,032 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,323 |
