| Letters of the Greek Alphabet | 0 | - | 4.97 | 642,008 |
| Name that Greek Letter | 0 | - | 4.94 | 321,705 |
| Ancient Greek Words | 0 | - | 4.92 | 110,713 |
| The Trojan War | 0 | - | 4.83 | 39,436 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,550 |
| Famous Ancient Romans | 0 | - | 4.69 | 85,029 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 72,915 |
| Olympian Gods Quiz | 0 | - | 4.96 | 496,264 |
| Figures from Greek Mythology | 0 | - | 4.91 | 184,986 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,969 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,441 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,433 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,128 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,031 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,388 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,528 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,224 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,624 |
| British History A-Z #1 | 0 | - | 4.45 | 45,860 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,326 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,819 |
| Roman History Vocabulary | 0 | - | 4.40 | 57,464 |
| Roman History by Picture | 0 | - | 4.46 | 26,343 |
| Name the English Monarchs | 0 | - | 4.92 | 498,007 |
| Prime Ministers of the UK | 0 | - | 4.96 | 434,714 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 397,284 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,246 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,152 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,609 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,471 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,780 |
| Ancient Greek Inventions | 0 | - | 4.17 | 16,290 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,774 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,058 |
| Roman Emperors | 0 | - | 4.95 | 118,502 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,865 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,851 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,340 |
| German History A-Z | 0 | - | 4.49 | 24,248 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,440 |
| Roman to Greek God | 0 | - | 4.52 | 122,225 |
| The Life of Julius Caesar | 0 | - | 4.39 | 38,957 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,353 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,026 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 51,956 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 139,169 |
| Countries That Use the Euro | 0 | - | 4.96 | 103,031 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,226,992 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,955 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,592 |
| The Only European Country ... | 0 | - | 4.91 | 213,888 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,573 |
| History of Russia Quiz | 0 | - | 4.49 | 31,795 |
| Mythology A-Z | 0 | - | 4.31 | 37,005 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.80 | 20,672 |
| History of Italy | 0 | - | 4.55 | 31,819 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 433,601 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,486 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,983 |
| Counties of England | 0 | - | 4.97 | 789,341 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,425 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,398 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,122 |
| The Reign of Queen Elizabeth II | 0 | - | 4.35 | 35,680 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 350,016 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,341 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,725 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,300 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,052 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,374 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,414 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,481 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,887 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,875 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,960 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,835 |
| Monarchies of Europe | 0 | - | 4.90 | 97,337 |
| European Countries with One Border | 0 | - | 4.97 | 181,646 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,544 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,282 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,279 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,214 |
| Slavic Countries | 0 | - | 4.96 | 110,873 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,026 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,219 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,161 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,712 |
| States of Germany | 0 | - | 4.96 | 150,112 |
| Germany Immigration by Country | 0 | - | 4.84 | 80,030 |
| Ancient Greece A-Z | 0 | - | 4.60 | 22,984 |
| The Life of Alexander the Great | 0 | - | 4.49 | 18,424 |
| Things with Names from Classical Mythology | 0 | - | 4.28 | 87,170 |
| Word Chain - Greek and Roman Mythology | 0 | - | 4.53 | 56,177 |
| Regions of Italy | 0 | - | 4.92 | 74,737 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,827 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,375 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,205 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,953 |
| The Reign of Queen Victoria | 0 | - | 4.33 | 23,339 |
| Champions League Winners | 0 | - | 4.92 | 996,529 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,912 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,264 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,132 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,584 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,247 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,197 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,855 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,272 |
| Russia Country Quiz | 0 | - | 4.85 | 113,650 |
| Countries That Border Russia | 0 | - | 4.98 | 458,956 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,859 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,041 |
| History of Austria | 0 | - | 4.70 | 17,754 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,220 |
| Departments of France | 0 | - | 4.93 | 52,845 |
| Geography of the French Empire | 0 | - | 4.48 | 26,938 |
| The French Revolution | 0 | - | 4.46 | 23,785 |
| Countries Bordering France | 0 | - | 4.83 | 399,257 |
| History of France | 0 | - | 4.59 | 56,074 |
| Germany Country Quiz | 0 | - | 4.82 | 156,580 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 125,164 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,386 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,088 |
| Greece Country Quiz | 0 | - | 4.74 | 65,765 |
| Italy Country Quiz | 0 | - | 4.82 | 122,230 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,410 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,092 |
| Countries Italy Declared War On | 0 | - | 4.75 | 42,962 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,372 |
| Byzantine History | 0 | - | 4.91 | 28,625 |
| The Vikings! | 0 | - | 4.46 | 28,246 |
| The Portuguese Empire | 0 | - | 4.54 | 11,993 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 95,962 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,657 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,310 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,182 |
| Countries the UK Declared War On | 0 | - | 4.61 | 121,792 |
| Geography of the British Empire | 0 | - | 4.48 | 39,477 |
| Medieval English History | 0 | - | 4.53 | 43,324 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,442 |
| England or Wales? | 0 | - | 4.94 | 45,326 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 128,519 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,655,172 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,274 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,093 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,795 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,863 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,849 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,986 |
| Countries that Border Poland | 0 | - | 4.99 | 171,374 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,384 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,912 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,520 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,707 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,621 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,544 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,768 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,520 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,403 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,785 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,539 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,810 |
| France True or False? | 0 | - | 4.43 | 39,784 |
| Germany A-Z | 0 | - | 4.56 | 62,322 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,395 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,372 |
| History of Germany | 0 | - | 4.39 | 52,617 |
| Countries that Beat Greece | 0 | - | 4.52 | 48,591 |
| Counties of Ireland | 0 | - | 4.92 | 193,123 |
| Italy A-Z | 0 | - | 4.49 | 57,729 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,463 |
| Countries that Beat Italy | 0 | - | 4.85 | 53,886 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,352 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,539 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,674 |
| Roman Names for Places | 0 | - | 4.62 | 57,879 |
| Count in Roman Numerals - 30 Second Sprint | 0 | - | 4.26 | 101,493 |
| History of The Netherlands | 0 | - | 4.46 | 17,314 |
| Most-Visited Countries by Swedes | 0 | - | 4.64 | 52,931 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,686 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,333 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,474 |
| Arthurian Legend | 0 | - | 4.33 | 25,050 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,156 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,652 |
| Monty Python Quotes | 0 | - | 4.88 | 42,325 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 63,508 |
| Roald Dahl Books | 0 | - | 4.44 | 33,936 |
| Do You Even Know Anything About Shakespeare? | 0 | - | 4.57 | 34,203 |
| Middle Earth Geography | 0 | - | 4.56 | 39,543 |
| Lord of the Rings Trivia | 0 | - | 4.53 | 80,846 |
| Members of the Fellowship of the Ring | 0 | - | 4.74 | 45,539 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,691 |
| A Quiz About The Beatles | 0 | - | 4.56 | 47,560 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,691 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,075 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,300 |
| Top 100 UK Baby Girls' Names in 1850 | 0 | - | 4.35 | 61,531 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 54,961 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,838 |
