| Counties of England | 0 | - | 4.97 | 804,939 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,713 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,881 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,546 |
| Invasions of Great Britain | 0 | - | 4.51 | 60,164 |
| Europe Map Quiz | 0 | - | 5.00 | 4,796,089 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,903 |
| States of Germany Map Quiz | 0 | - | 4.92 | 134,102 |
| States of Germany | 0 | - | 4.95 | 155,097 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,880 |
| Regions of Italy | 0 | - | 4.92 | 77,370 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,989 |
| Regions of Spain Quiz | 0 | - | 4.91 | 115,718 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,980 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,401 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,525 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 104,012 |
| British Sport Trivia | 0 | - | 4.39 | 20,558 |
| England or Wales? | 0 | - | 4.94 | 46,115 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,665 |
| American to British Word Translation | 0 | - | 4.14 | 139,902 |
| Languages of the United Kingdom | 0 | - | 4.14 | 41,104 |
| Name the English Monarchs | 0 | - | 4.91 | 507,816 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,514 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 132,792 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,502 |
| Countries the UK Declared War On | 0 | - | 4.55 | 123,432 |
| Geography of the British Empire | 0 | - | 4.48 | 39,895 |
| World Capitals Closest to London | 0 | - | 4.88 | 111,471 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,475 |
| Malta Country Quiz | 0 | - | 4.81 | 31,279 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,433 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,770 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,656 |
| The Only European Country ... | 0 | - | 4.91 | 219,860 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,972 |
| British Spellings | 0 | - | 4.06 | 99,650 |
| British Groups of Things | 0 | - | 4.26 | 83,058 |
| British Acronyms | 0 | - | 4.40 | 46,004 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,137 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 25,910 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 32,242 |
| Geography of Scotland | 0 | - | 4.63 | 21,842 |
| 2026–2027 Football League Teams | 0 | - | 4.94 | 408,530 |
| History of Italy | 0 | - | 4.55 | 32,204 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,869 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,490 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 99,246 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,263,035 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,917 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,878 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,619 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,519 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,972 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,388 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,881 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,472 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,981 |
| Slavic Countries | 0 | - | 4.96 | 112,591 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,782 |
| British to American Word Translation | 0 | - | 3.74 | 255,423 |
| British Foods by Description | 0 | - | 3.94 | 48,422 |
| British and American Word Differences | 0 | - | 2.63 | 46,944 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,622 |
| British Geography Quiz #2 | 0 | - | 4.30 | 28,264 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,836 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,259 |
| Bridges of London | 0 | - | 4.17 | 10,157 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,902 |
| Top 4 in English Football, 1888–2026 | 0 | - | 4.92 | 143,991 |
| Famous Welsh People | 0 | - | 4.34 | 11,743 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 363,214 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.75 | 12,371 |
| Regions of France | 0 | - | 4.70 | 122,555 |
| France Immigration by Country | 0 | - | 4.70 | 77,052 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,630 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,990 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 495,083 |
| Name Every Beatles Song | 0 | - | 4.97 | 239,016 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 293,087 |
| Premier League Relegated Teams | 0 | - | 4.81 | 128,181 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,326 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 97,048 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,827 |
| Three Band Flags of Europe | 0 | - | 4.98 | 195,009 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.74 | 58,854 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,745 |
| Monarchies of Europe | 0 | - | 4.90 | 99,113 |
| European Countries with One Border | 0 | - | 4.97 | 184,144 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,856 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 89,436 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,679 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 86,323 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 66,145 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 72,106 |
| Federal Subjects of Russia | 0 | - | 4.95 | 150,098 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,643 |
| History of Austria | 0 | - | 4.70 | 17,995 |
| Geography of the French Empire | 0 | - | 4.45 | 27,245 |
| The French Revolution | 0 | - | 4.47 | 24,178 |
| History of France | 0 | - | 4.61 | 57,788 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,584 |
| The Vikings! | 0 | - | 4.46 | 28,434 |
| The Portuguese Empire | 0 | - | 4.58 | 12,120 |
| UK Cities Map Quiz | 0 | - | 4.96 | 467,013 |
| United Kingdom A-Z | 0 | - | 4.51 | 88,513 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,901 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,428 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,590 |
| People on Money - England | 0 | - | 4.30 | 21,461 |
| Name a Valid English City | 0 | - | 4.19 | 16,852 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,866 |
| Counties of Wales | 0 | - | 4.63 | 39,689 |
| Champions League Winners | 0 | - | 4.92 | 1,018,989 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,159 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 128,059 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,584 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 279,511 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,449 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,744 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 116,231 |
| Russia Country Quiz | 0 | - | 4.83 | 115,541 |
| Countries That Border Russia | 0 | - | 4.98 | 465,163 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,888 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.85 | 35,689 |
| Andorra Country Quiz | 0 | - | 4.91 | 32,042 |
| France Cities Map Quiz | 0 | - | 4.96 | 168,288 |
| Departments of France | 0 | - | 4.93 | 55,518 |
| Countries Bordering France | 0 | - | 4.83 | 405,581 |
| Germany Country Quiz | 0 | - | 4.82 | 159,206 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 127,341 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,425 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,528 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 153,321 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,802 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,672 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 187,115 |
| Former Dominions of the British Empire | 0 | - | 4.27 | 24,293 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 132,650 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 533,325 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,745 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 124,875 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,836 |
| History of The Netherlands | 0 | - | 4.46 | 17,583 |
| Canary Islands | 0 | - | 4.62 | 17,553 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 30,196 |
| British Monopoly Board | 0 | - | 4.52 | 41,305 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 398,320 |
| Medieval English History | 0 | - | 4.53 | 43,703 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,425 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,869 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 66,102 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,363 |
| Countries that Border Poland | 0 | - | 4.99 | 173,432 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,394 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 103,533 |
| Countries that Border Hungary | 0 | - | 4.98 | 105,143 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 28,110 |
| Moldova Country Quiz | 0 | - | 4.82 | 31,092 |
| Countries Bordering Serbia | 0 | - | 4.96 | 93,271 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,333 |
| Countries Bordering Austria | 0 | - | 4.97 | 119,102 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,259 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,619 |
| Geography of Germany | 0 | - | 4.36 | 17,456 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 99,360 |
| History of Germany | 0 | - | 4.39 | 53,013 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 653,526 |
| Name that Greek Letter | 0 | - | 4.93 | 325,467 |
| Counties of Ireland | 0 | - | 4.92 | 197,828 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,424 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,840 |
| History of Spain | 0 | - | 4.23 | 21,181 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,507 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 70,056 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,118 |
| English Inventions #1 | 0 | - | 3.15 | 23,611 |
| English Inventions #2 | 0 | - | 3.95 | 8,733 |
| British Geography Quiz #1 | 0 | - | 4.55 | 54,354 |
| Wonderwall Lyrics | 0 | - | 4.25 | 74,181 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 47,115 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 32,016 |
| Houses of British Monarchs | 0 | - | 4.54 | 66,057 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,371 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,117 |
| Councils of Scotland | 0 | - | 4.58 | 28,814 |
| Liechtenstein Country Quiz | 0 | - | 4.64 | 27,263 |
| San Marino Country Quiz | 0 | - | 4.72 | 29,169 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 78,998 |
| Top European Languages on a Map | 0 | - | 4.77 | 133,072 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 217,701 |
| History of Russia Quiz | 0 | - | 4.47 | 32,033 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,832 |
| Movies Set in France | 0 | - | 4.26 | 13,166 |
| French Inventions | 0 | - | 4.10 | 13,933 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,862 |
| History of Paris | 0 | - | 4.24 | 13,687 |
| Countries that Beat Germany | 0 | - | 4.94 | 107,586 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,711 |
| The Trojan War | 0 | - | 4.83 | 40,136 |
