| Letters of the Greek Alphabet | 0 | - | 4.97 | 642,859 |
| Name that Greek Letter | 0 | - | 4.94 | 321,940 |
| Ancient Greek Words | 0 | - | 4.92 | 110,838 |
| The Trojan War | 0 | - | 4.83 | 39,475 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,754 |
| Famous Ancient Romans | 0 | - | 4.69 | 85,071 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,005 |
| Olympian Gods Quiz | 0 | - | 4.96 | 497,058 |
| Figures from Greek Mythology | 0 | - | 4.91 | 185,272 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,111 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,569 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,599 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,245 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,148 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,447 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,605 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,251 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,680 |
| British History A-Z #1 | 0 | - | 4.45 | 46,165 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,390 |
| Europe Map Quiz | 0 | - | 5.00 | 4,735,925 |
| Roman History Vocabulary | 0 | - | 4.40 | 57,477 |
| Roman History by Picture | 0 | - | 4.46 | 26,355 |
| Name the English Monarchs | 0 | - | 4.92 | 498,715 |
| Prime Ministers of the UK | 0 | - | 4.96 | 435,264 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 397,813 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,632 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,199 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,686 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,557 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,811 |
| Ancient Greek Inventions | 0 | - | 4.17 | 16,297 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,799 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,126 |
| Roman Emperors | 0 | - | 4.95 | 118,666 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,946 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,929 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,634 |
| German History A-Z | 0 | - | 4.49 | 24,448 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,476 |
| Roman to Greek God | 0 | - | 4.52 | 122,313 |
| The Life of Julius Caesar | 0 | - | 4.39 | 38,980 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,405 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,051 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,040 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 139,415 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,317 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,229,257 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,112 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,803 |
| The Only European Country ... | 0 | - | 4.91 | 214,259 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,814 |
| History of Russia Quiz | 0 | - | 4.49 | 31,805 |
| Mythology A-Z | 0 | - | 4.31 | 37,032 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.80 | 20,684 |
| History of Italy | 0 | - | 4.55 | 31,854 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 434,117 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,504 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,011 |
| Counties of England | 0 | - | 4.97 | 790,295 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,614 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,415 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,203 |
| The Reign of Queen Elizabeth II | 0 | - | 4.36 | 35,706 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 350,743 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,466 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,843 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,431 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,137 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,684 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,558 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,579 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,072 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,165 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,538 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,934 |
| Monarchies of Europe | 0 | - | 4.90 | 97,453 |
| European Countries with One Border | 0 | - | 4.97 | 181,781 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,680 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,421 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,411 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,326 |
| Slavic Countries | 0 | - | 4.96 | 110,984 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,474 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,302 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,380 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,879 |
| States of Germany | 0 | - | 4.96 | 150,431 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,133 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,013 |
| The Life of Alexander the Great | 0 | - | 4.49 | 18,433 |
| Things with Names from Classical Mythology | 0 | - | 4.28 | 87,225 |
| Word Chain - Greek and Roman Mythology | 0 | - | 4.50 | 56,220 |
| Regions of Italy | 0 | - | 4.92 | 74,887 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,931 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,571 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,455 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,146 |
| The Reign of Queen Victoria | 0 | - | 4.33 | 23,360 |
| Champions League Winners | 0 | - | 4.92 | 997,743 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,045 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,355 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,230 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,877 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,503 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,428 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 257,354 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,435 |
| Russia Country Quiz | 0 | - | 4.85 | 113,772 |
| Countries That Border Russia | 0 | - | 4.98 | 459,515 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,936 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,093 |
| History of Austria | 0 | - | 4.70 | 17,772 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,385 |
| Departments of France | 0 | - | 4.93 | 52,985 |
| Geography of the French Empire | 0 | - | 4.45 | 26,959 |
| The French Revolution | 0 | - | 4.46 | 23,813 |
| Countries Bordering France | 0 | - | 4.83 | 400,188 |
| History of France | 0 | - | 4.59 | 56,262 |
| Germany Country Quiz | 0 | - | 4.82 | 156,769 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 125,310 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,399 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,374 |
| Greece Country Quiz | 0 | - | 4.74 | 65,832 |
| Italy Country Quiz | 0 | - | 4.82 | 122,378 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,557 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,238 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,034 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,400 |
| Byzantine History | 0 | - | 4.91 | 28,656 |
| The Vikings! | 0 | - | 4.46 | 28,260 |
| The Portuguese Empire | 0 | - | 4.54 | 12,004 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,192 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,780 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,512 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,219 |
| Countries the UK Declared War On | 0 | - | 4.61 | 121,922 |
| Geography of the British Empire | 0 | - | 4.48 | 39,523 |
| Medieval English History | 0 | - | 4.53 | 43,344 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,567 |
| England or Wales? | 0 | - | 4.94 | 45,388 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 128,729 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,660,958 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,423 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,110 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,833 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 137,930 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,928 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,118 |
| Countries that Border Poland | 0 | - | 4.99 | 171,499 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,442 |
| Countries that Beat Russia | 0 | - | 4.84 | 82,015 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,865 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,776 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,667 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,585 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,859 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,551 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,449 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,863 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,593 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,869 |
| France True or False? | 0 | - | 4.43 | 39,808 |
| Germany A-Z | 0 | - | 4.56 | 62,360 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,525 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,675 |
| History of Germany | 0 | - | 4.39 | 52,660 |
| Countries that Beat Greece | 0 | - | 4.53 | 48,648 |
| Counties of Ireland | 0 | - | 4.92 | 193,381 |
| Italy A-Z | 0 | - | 4.49 | 57,824 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,522 |
| Countries that Beat Italy | 0 | - | 4.85 | 53,967 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,501 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,568 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,727 |
| Roman Names for Places | 0 | - | 4.62 | 57,930 |
| Count in Roman Numerals - 30 Second Sprint | 0 | - | 4.26 | 101,653 |
| History of The Netherlands | 0 | - | 4.46 | 17,336 |
| Most-Visited Countries by Swedes | 0 | - | 4.64 | 52,955 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,770 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,772 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,535 |
| Arthurian Legend | 0 | - | 4.33 | 25,058 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,190 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,934 |
| Monty Python Quotes | 0 | - | 4.88 | 42,343 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 63,650 |
| Roald Dahl Books | 0 | - | 4.44 | 33,947 |
| Do You Even Know Anything About Shakespeare? | 0 | - | 4.57 | 34,226 |
| Middle Earth Geography | 0 | - | 4.56 | 39,563 |
| Lord of the Rings Trivia | 0 | - | 4.53 | 80,898 |
| Members of the Fellowship of the Ring | 0 | - | 4.74 | 45,569 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,711 |
| A Quiz About The Beatles | 0 | - | 4.56 | 47,607 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,700 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,636 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,086 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,362 |
| Top 100 UK Baby Girls' Names in 1850 | 0 | - | 4.35 | 61,616 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 54,984 |
