| Counties of England | 0 | - | 4.97 | 795,936 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,941 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,685 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,953 |
| American to British Word Translation | 0 | - | 4.14 | 138,934 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,295 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,711 |
| States of Germany | 0 | - | 4.96 | 152,310 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,974 |
| Regions of Italy | 0 | - | 4.92 | 75,767 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,068 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,832 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,123 |
| British Spellings | 0 | - | 4.06 | 99,434 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,393 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,838 |
| Europe Map Quiz | 0 | - | 5.00 | 4,759,786 |
| British to American Word Translation | 0 | - | 3.74 | 255,048 |
| British Foods by Description | 0 | - | 3.94 | 48,325 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,250 |
| British and American Word Differences | 0 | - | 2.63 | 46,870 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,177 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,611 |
| England or Wales? | 0 | - | 4.94 | 45,651 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,923 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,881 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,306 |
| Name the English Monarchs | 0 | - | 4.91 | 502,200 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,338 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,413 |
| Geography of the British Empire | 0 | - | 4.48 | 39,655 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,523 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,600 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,779 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 400,944 |
| Malta Country Quiz | 0 | - | 4.81 | 31,036 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,829 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,258 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,087 |
| The Only European Country ... | 0 | - | 4.91 | 216,381 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,990 |
| British Groups of Things | 0 | - | 4.25 | 82,858 |
| British Acronyms | 0 | - | 4.40 | 45,783 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,032 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 25,124 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,477 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,747 |
| Geography of Scotland | 0 | - | 4.63 | 21,609 |
| History of Italy | 0 | - | 4.55 | 31,960 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,643 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,207 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,328 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 140,896 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,198 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,242,453 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,327,467 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,578 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,116 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,476 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,075 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,264 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,300 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,176 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,013 |
| Slavic Countries | 0 | - | 4.96 | 111,588 |
| Regions of France | 0 | - | 4.75 | 120,630 |
| France Immigration by Country | 0 | - | 4.70 | 76,470 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,329 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,960 |
| Ancient Greek Words | 0 | - | 4.93 | 111,502 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,307 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,433 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,587 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 493,188 |
| Name Every Beatles Song | 0 | - | 4.97 | 235,989 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,599 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,745 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,142 |
| Bridges of London | 0 | - | 4.17 | 10,099 |
| British Sport Trivia | 0 | - | 4.37 | 20,452 |
| Famous Welsh People | 0 | - | 4.29 | 11,452 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 355,381 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,769 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,410 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,156 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,663 |
| Monarchies of Europe | 0 | - | 4.90 | 98,060 |
| European Countries with One Border | 0 | - | 4.97 | 182,673 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,483 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 78,132 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,090 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 80,705 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,522 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,883 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,774 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,884 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,833 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,299 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,336 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,525 |
| People on Money - England | 0 | - | 4.29 | 16,608 |
| Name a Valid English City | 0 | - | 4.19 | 16,713 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,643 |
| Champions League Winners | 0 | - | 4.92 | 1,005,709 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,461 |
| Countries That Border Russia | 0 | - | 4.98 | 461,502 |
| History of Austria | 0 | - | 4.70 | 17,854 |
| Geography of the French Empire | 0 | - | 4.45 | 27,046 |
| The French Revolution | 0 | - | 4.46 | 23,924 |
| Countries Bordering France | 0 | - | 4.83 | 402,342 |
| History of France | 0 | - | 4.59 | 56,931 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,224 |
| The Vikings! | 0 | - | 4.46 | 28,337 |
| The Portuguese Empire | 0 | - | 4.58 | 12,060 |
| United Kingdom A-Z | 0 | - | 4.51 | 87,643 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,706 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 281,578 |
| Counties of Wales | 0 | - | 4.63 | 39,249 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,042 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,910 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,007 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,624 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,953 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,629 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,557 |
| Russia Country Quiz | 0 | - | 4.85 | 114,402 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,303 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,324 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,664 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,631 |
| Departments of France | 0 | - | 4.93 | 54,006 |
| Germany Country Quiz | 0 | - | 4.82 | 157,752 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,030 |
| Italy Country Quiz | 0 | - | 4.82 | 123,326 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,268 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,936 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,535 |
| History of The Netherlands | 0 | - | 4.46 | 17,428 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,810 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,554 |
| Canary Islands | 0 | - | 4.62 | 17,473 |
| Switzerland Immigration by Country | 0 | - | 4.68 | 29,666 |
| British Monopoly Board | 0 | - | 4.52 | 41,160 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 393,673 |
| Former Dominions of the British Empire | 0 | - | 4.27 | 24,177 |
| Medieval English History | 0 | - | 4.53 | 43,495 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,169 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,237 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,083 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,650 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,338 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,804 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,404 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,963 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,221 |
| Countries that Border Poland | 0 | - | 4.99 | 172,196 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,799 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,610 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,168 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,843 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,778 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,346 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,749 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,274 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,841 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,143 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.40 | 23,469 |
| Geography of Germany | 0 | - | 4.35 | 17,176 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,459 |
| History of Germany | 0 | - | 4.39 | 52,801 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 646,868 |
| Name that Greek Letter | 0 | - | 4.93 | 323,305 |
| Counties of Ireland | 0 | - | 4.92 | 195,039 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,831 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,925 |
| History of Spain | 0 | - | 4.23 | 21,079 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,846 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,660 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,014 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,336 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,735 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,889 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,775 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,629 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,126 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,939 |
| Councils of Scotland | 0 | - | 4.58 | 28,465 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 27,059 |
| San Marino Country Quiz | 0 | - | 4.73 | 28,967 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,056 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 78,109 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,991 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 212,831 |
| History of Russia Quiz | 0 | - | 4.47 | 31,905 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,658 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,353 |
| Movies Set in France | 0 | - | 4.26 | 13,118 |
| French Inventions | 0 | - | 4.08 | 13,894 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,138 |
| History of Paris | 0 | - | 4.24 | 13,644 |
