| Letters of the Greek Alphabet | 0 | - | 4.97 | 641,131 |
| Name that Greek Letter | 0 | - | 4.94 | 321,421 |
| Ancient Greek Words | 0 | - | 4.92 | 110,533 |
| The Trojan War | 0 | - | 4.83 | 39,393 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,331 |
| Famous Ancient Romans | 0 | - | 4.69 | 84,983 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 72,789 |
| Olympian Gods Quiz | 0 | - | 4.96 | 494,594 |
| Figures from Greek Mythology | 0 | - | 4.91 | 184,660 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,753 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,289 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,231 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 69,981 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 55,899 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,297 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,481 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,188 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,544 |
| British History A-Z #1 | 0 | - | 4.45 | 45,735 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,279 |
| Europe Map Quiz | 0 | - | 5.00 | 4,727,077 |
| Roman History Vocabulary | 0 | - | 4.40 | 57,438 |
| Roman History by Picture | 0 | - | 4.46 | 26,326 |
| Name the English Monarchs | 0 | - | 4.92 | 497,330 |
| Prime Ministers of the UK | 0 | - | 4.96 | 434,038 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 396,658 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,813 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,094 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,537 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,385 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,738 |
| Ancient Greek Inventions | 0 | - | 4.17 | 16,285 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,746 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 83,957 |
| Roman Emperors | 0 | - | 4.95 | 118,274 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,737 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,743 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,052 |
| German History A-Z | 0 | - | 4.49 | 24,166 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,403 |
| Roman to Greek God | 0 | - | 4.52 | 122,122 |
| The Life of Julius Caesar | 0 | - | 4.39 | 38,933 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,271 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 36,997 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 51,896 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 138,865 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,713 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,223,933 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,532 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,325 |
| The Only European Country ... | 0 | - | 4.91 | 213,467 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,308 |
| History of Russia Quiz | 0 | - | 4.49 | 31,771 |
| Mythology A-Z | 0 | - | 4.31 | 36,956 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.80 | 20,656 |
| History of Italy | 0 | - | 4.55 | 31,799 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 433,076 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,460 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,960 |
| Counties of England | 0 | - | 4.97 | 788,253 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,353 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,377 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,038 |
| The Reign of Queen Elizabeth II | 0 | - | 4.35 | 35,653 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 349,079 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,262 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,574 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,187 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,954 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,019 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,202 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,397 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,627 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,552 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,505 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,634 |
| Monarchies of Europe | 0 | - | 4.90 | 97,202 |
| European Countries with One Border | 0 | - | 4.97 | 181,445 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 177,962 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,112 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,131 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,056 |
| Slavic Countries | 0 | - | 4.96 | 110,766 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,567 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,096 |
| Regions of France Map Quiz | 0 | - | 4.97 | 142,990 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,549 |
| States of Germany | 0 | - | 4.96 | 149,751 |
| Germany Immigration by Country | 0 | - | 4.84 | 79,900 |
| Ancient Greece A-Z | 0 | - | 4.60 | 22,965 |
| The Life of Alexander the Great | 0 | - | 4.49 | 18,406 |
| Things with Names from Classical Mythology | 0 | - | 4.28 | 87,116 |
| Word Chain - Greek and Roman Mythology | 0 | - | 4.53 | 56,087 |
| Regions of Italy | 0 | - | 4.92 | 74,591 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,727 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,131 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,050 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,832 |
| The Reign of Queen Victoria | 0 | - | 4.33 | 23,326 |
| Champions League Winners | 0 | - | 4.92 | 994,974 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,700 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,160 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,018 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,200 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 273,955 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 164,894 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,240 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,006 |
| Russia Country Quiz | 0 | - | 4.85 | 113,553 |
| Countries That Border Russia | 0 | - | 4.98 | 458,514 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,787 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 34,995 |
| History of Austria | 0 | - | 4.70 | 17,734 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,043 |
| Departments of France | 0 | - | 4.93 | 52,643 |
| Geography of the French Empire | 0 | - | 4.48 | 26,911 |
| The French Revolution | 0 | - | 4.46 | 23,746 |
| Countries Bordering France | 0 | - | 4.85 | 395,967 |
| History of France | 0 | - | 4.59 | 55,870 |
| Germany Country Quiz | 0 | - | 4.82 | 156,395 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,051 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,370 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,657 |
| Greece Country Quiz | 0 | - | 4.74 | 65,702 |
| Italy Country Quiz | 0 | - | 4.82 | 122,068 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,250 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 150,977 |
| Countries Italy Declared War On | 0 | - | 4.75 | 42,905 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,341 |
| Byzantine History | 0 | - | 4.91 | 28,581 |
| The Vikings! | 0 | - | 4.45 | 28,234 |
| The Portuguese Empire | 0 | - | 4.54 | 11,980 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 95,866 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,500 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,097 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,153 |
| Countries the UK Declared War On | 0 | - | 4.61 | 121,693 |
| Geography of the British Empire | 0 | - | 4.48 | 39,455 |
| Medieval English History | 0 | - | 4.53 | 43,290 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,392 |
| England or Wales? | 0 | - | 4.94 | 45,276 |
| All UEFA Champions League Teams Ever | 0 | - | 4.84 | 128,267 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,648,289 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,114 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,079 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,753 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,774 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,734 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,839 |
| Countries that Border Poland | 0 | - | 4.99 | 171,199 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,329 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,759 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,130 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,599 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,580 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,513 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,641 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,484 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,351 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,641 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,458 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,752 |
| France True or False? | 0 | - | 4.43 | 39,758 |
| Germany A-Z | 0 | - | 4.56 | 62,270 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,244 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,020 |
| History of Germany | 0 | - | 4.39 | 52,586 |
| Countries that Beat Greece | 0 | - | 4.52 | 48,535 |
| Counties of Ireland | 0 | - | 4.92 | 192,783 |
| Italy A-Z | 0 | - | 4.49 | 57,623 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,358 |
| Countries that Beat Italy | 0 | - | 4.85 | 53,794 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,154 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,496 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,636 |
| Roman Names for Places | 0 | - | 4.62 | 57,814 |
| Count in Roman Numerals - 30 Second Sprint | 0 | - | 4.26 | 101,335 |
| History of The Netherlands | 0 | - | 4.46 | 17,297 |
| Most-Visited Countries by Swedes | 0 | - | 4.64 | 52,914 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,585 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,118 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,395 |
| Arthurian Legend | 0 | - | 4.33 | 25,045 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,128 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,407 |
| Monty Python Quotes | 0 | - | 4.88 | 42,299 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 63,316 |
| Roald Dahl Books | 0 | - | 4.44 | 33,920 |
| Do You Even Know Anything About Shakespeare? | 0 | - | 4.57 | 34,178 |
| Middle Earth Geography | 0 | - | 4.56 | 39,506 |
| Lord of the Rings Trivia | 0 | - | 4.53 | 80,767 |
| Members of the Fellowship of the Ring | 0 | - | 4.74 | 45,511 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,654 |
| A Quiz About The Beatles | 0 | - | 4.56 | 47,511 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,683 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,064 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,251 |
| Top 100 UK Baby Girls' Names in 1850 | 0 | - | 4.35 | 61,464 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 54,931 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,813 |
