| Name the English Monarchs | 0 | - | 4.91 | 501,605 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,722 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,220 |
| World Capitals Closest to London | 0 | - | 4.87 | 110,387 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,706 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,506 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,075 |
| Countries that Beat Germany | 0 | - | 4.95 | 106,129 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,925 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,325 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,161 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,794 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,636 |
| Counties of England | 0 | - | 4.97 | 794,997 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,393 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 400,413 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,016 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,593 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,670 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 140,640 |
| Countries Bordering France | 0 | - | 4.83 | 401,945 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,660 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,730 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,319 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,863 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,661 |
| Europe Map Quiz | 0 | - | 5.00 | 4,756,160 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,063 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,382 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,090 |
| England or Wales? | 0 | - | 4.94 | 45,613 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,811 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,197 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,799 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,097 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,160 |
| Counties of Ireland | 0 | - | 4.92 | 194,710 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,762 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,743 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,666 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,483 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,581 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,478 |
| The Trojan War | 0 | - | 4.83 | 39,655 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 646,197 |
| Name that Greek Letter | 0 | - | 4.93 | 323,116 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,556 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,428 |
| Roman Emperors | 0 | - | 4.95 | 119,668 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,400 |
| British Monopoly Board | 0 | - | 4.52 | 41,144 |
| British Geography Quiz #3 | 0 | - | 4.56 | 30,396 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,713 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,581 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,009 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,864 |
| The Only European Country ... | 0 | - | 4.91 | 216,038 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,795 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 492,972 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,278 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,240,342 |
| Countries that Beat France | 0 | - | 4.49 | 75,635 |
| Countries that Beat Greece | 0 | - | 4.53 | 48,876 |
| Countries that Beat the Netherlands | 0 | - | 4.56 | 36,306 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,127 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,802 |
| 100 Most Popular Pub Names in the UK | 0 | - | 4.26 | 19,626 |
| Name Every Beatles Song | 0 | - | 4.97 | 235,705 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,474 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,745 |
| British History A-Z #1 | 0 | - | 4.45 | 46,407 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,584 |
| England's Most Successful Football Clubs | 0 | - | 4.42 | 176,721 |
| English Cities With Multiple Football Teams | 0 | - | 4.46 | 70,598 |
| Teams that Beat England in Football | 0 | - | 4.73 | 81,248 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 354,503 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,444 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,993 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,209 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,002 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,011 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 170,733 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,029 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,761 |
| Slavic Countries | 0 | - | 4.96 | 111,503 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,197 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,888 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 436,390 |
| Geography of Spain | 0 | - | 4.59 | 22,055 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,236 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,053 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,413 |
| British Geography A-Z | 0 | - | 4.42 | 19,495 |
| Scottish Clans | 0 | - | 4.70 | 21,352 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,615 |
| Sherlock Holmes Quiz | 0 | - | 4.49 | 26,638 |
| London A-Z | 0 | - | 4.10 | 40,746 |
| Champions League Winners | 0 | - | 4.92 | 1,004,114 |
| NFL Football Last Names | 0 | - | 4.43 | 171,355 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,464 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,217 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,681 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,273 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,945 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,523 |
| Monarchies of Europe | 0 | - | 4.90 | 97,974 |
| European Countries with One Border | 0 | - | 4.97 | 182,535 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,342 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,001 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,914 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 76,144 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,309 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,719 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,446 |
| Countries That Border Russia | 0 | - | 4.98 | 461,158 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,743 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,187 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,567 |
| States of Germany | 0 | - | 4.96 | 151,975 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,906 |
| Regions of Italy | 0 | - | 4.92 | 75,573 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 51,927 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,674 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,029 |
| American to British Word Translation | 0 | - | 4.14 | 138,781 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,863 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,055 |
| United Kingdom A-Z | 0 | - | 4.51 | 87,581 |
| Longest Rivers in the UK | 0 | - | 4.42 | 13,777 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,680 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,298 |
| Shakespearean Characters | 0 | - | 4.38 | 37,613 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 281,385 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 393,108 |
| Lord of the Rings Decoder | 0 | - | 4.59 | 42,559 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,309 |
| English Royal Consorts | 0 | - | 4.37 | 37,324 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,323 |
| Geography of the British Empire | 0 | - | 4.48 | 39,636 |
| Counties of Wales | 0 | - | 4.63 | 39,209 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,073 |
| Name a Valid African Country | 0 | - | 4.98 | 153,799 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,629 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,930 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,806 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,051 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,404 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,284 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,351 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,672 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,353 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,725 |
| Countries that Border Poland | 0 | - | 4.99 | 172,072 |
| Russia Country Quiz | 0 | - | 4.85 | 114,296 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,730 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,305 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,247 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,103 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,300 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,264 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,484 |
| Departments of France | 0 | - | 4.93 | 53,828 |
| Most Popular Baby Girls Names in Germany | 0 | - | 4.51 | 38,762 |
| Germany Country Quiz | 0 | - | 4.82 | 157,615 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,902 |
| Italy Country Quiz | 0 | - | 4.82 | 123,227 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,152 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,831 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,258 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,520 |
| Denmark Country Quiz | 0 | - | 4.78 | 75,805 |
| Finland Country Quiz | 0 | - | 4.50 | 59,554 |
| Norway Country Quiz | 0 | - | 4.44 | 77,201 |
| Iceland Country Quiz | 0 | - | 4.69 | 43,086 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,665 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,398 |
| Countries Bordering Spain | 0 | - | 4.51 | 69,355 |
| British Spellings | 0 | - | 4.06 | 99,411 |
| British Groups of Things | 0 | - | 4.25 | 82,836 |
| British to American Food Translation | 0 | - | 3.38 | 51,947 |
| British Acronyms | 0 | - | 4.39 | 45,761 |
| Arthurian Legend | 0 | - | 4.33 | 25,098 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,021 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 25,034 |
| Top 100 UK Baby Boys' Names in 1850 | 0 | - | 4.42 | 69,723 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,929 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,696 |
| Geography of Scotland | 0 | - | 4.63 | 21,595 |
| Lord of the Rings Characters | 0 | - | 4.54 | 113,207 |
| Medieval English History | 0 | - | 4.53 | 43,471 |
| The Reign of Queen Elizabeth II | 0 | - | 4.36 | 35,811 |
| England Football Most International Caps | 0 | - | 4.09 | 53,987 |
| Scotland Trivia | 0 | - | 4.58 | 57,558 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,853 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,796 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,565 |
| Last Names in U.S. History #2 | 0 | - | 4.39 | 17,591 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 505,560 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,302 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,191 |
