| Letters of the Greek Alphabet | 0 | - | 4.97 | 641,933 |
| Name that Greek Letter | 0 | - | 4.94 | 321,673 |
| Ancient Greek Words | 0 | - | 4.92 | 110,700 |
| The Trojan War | 0 | - | 4.83 | 39,428 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,538 |
| Famous Ancient Romans | 0 | - | 4.69 | 85,022 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 72,901 |
| Olympian Gods Quiz | 0 | - | 4.96 | 496,152 |
| Figures from Greek Mythology | 0 | - | 4.91 | 184,954 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,949 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,428 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,419 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,113 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,021 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,381 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,520 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,216 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,617 |
| British History A-Z #1 | 0 | - | 4.45 | 45,814 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,321 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,404 |
| Roman History Vocabulary | 0 | - | 4.40 | 57,461 |
| Roman History by Picture | 0 | - | 4.46 | 26,342 |
| Name the English Monarchs | 0 | - | 4.92 | 497,912 |
| Prime Ministers of the UK | 0 | - | 4.96 | 434,654 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 397,209 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,204 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,147 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,602 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,460 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,775 |
| Ancient Greek Inventions | 0 | - | 4.17 | 16,290 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,771 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,049 |
| Roman Emperors | 0 | - | 4.95 | 118,493 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,850 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,842 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,308 |
| German History A-Z | 0 | - | 4.49 | 24,219 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,436 |
| Roman to Greek God | 0 | - | 4.52 | 122,212 |
| The Life of Julius Caesar | 0 | - | 4.39 | 38,957 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,346 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,025 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 51,950 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 139,137 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,998 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,226,683 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,802 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,564 |
| The Only European Country ... | 0 | - | 4.91 | 213,839 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,538 |
| History of Russia Quiz | 0 | - | 4.49 | 31,794 |
| Mythology A-Z | 0 | - | 4.31 | 36,999 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.80 | 20,669 |
| History of Italy | 0 | - | 4.55 | 31,815 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 433,555 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,482 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,981 |
| Counties of England | 0 | - | 4.97 | 789,203 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,388 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,394 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,112 |
| The Reign of Queen Elizabeth II | 0 | - | 4.35 | 35,680 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 349,932 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,333 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,716 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,291 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,043 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,335 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,394 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,472 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,862 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,828 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,890 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,813 |
| Monarchies of Europe | 0 | - | 4.90 | 97,315 |
| European Countries with One Border | 0 | - | 4.97 | 181,629 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,522 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,266 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,268 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,206 |
| Slavic Countries | 0 | - | 4.96 | 110,860 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,007 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,201 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,130 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,685 |
| States of Germany | 0 | - | 4.96 | 150,056 |
| Germany Immigration by Country | 0 | - | 4.84 | 80,016 |
| 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 | 87,164 |
| Word Chain - Greek and Roman Mythology | 0 | - | 4.53 | 56,173 |
| Regions of Italy | 0 | - | 4.92 | 74,727 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,815 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,353 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,180 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,909 |
| The Reign of Queen Victoria | 0 | - | 4.33 | 23,339 |
| Champions League Winners | 0 | - | 4.92 | 996,368 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,901 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,248 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,121 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,539 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,207 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,173 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,795 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,251 |
| Russia Country Quiz | 0 | - | 4.85 | 113,635 |
| Countries That Border Russia | 0 | - | 4.98 | 458,922 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,853 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,038 |
| History of Austria | 0 | - | 4.70 | 17,748 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,191 |
| Departments of France | 0 | - | 4.93 | 52,829 |
| Geography of the French Empire | 0 | - | 4.48 | 26,934 |
| The French Revolution | 0 | - | 4.46 | 23,785 |
| Countries Bordering France | 0 | - | 4.83 | 399,116 |
| History of France | 0 | - | 4.59 | 56,051 |
| Germany Country Quiz | 0 | - | 4.82 | 156,549 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 125,148 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,383 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,057 |
| Greece Country Quiz | 0 | - | 4.74 | 65,759 |
| Italy Country Quiz | 0 | - | 4.82 | 122,207 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,386 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,080 |
| Countries Italy Declared War On | 0 | - | 4.75 | 42,952 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,368 |
| Byzantine History | 0 | - | 4.91 | 28,620 |
| The Vikings! | 0 | - | 4.45 | 28,245 |
| The Portuguese Empire | 0 | - | 4.54 | 11,990 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 95,951 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,644 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,287 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,175 |
| Countries the UK Declared War On | 0 | - | 4.61 | 121,779 |
| Geography of the British Empire | 0 | - | 4.48 | 39,473 |
| Medieval English History | 0 | - | 4.53 | 43,320 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,406 |
| England or Wales? | 0 | - | 4.94 | 45,318 |
| All UEFA Champions League Teams Ever | 0 | - | 4.84 | 128,498 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,654,525 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,257 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,091 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,793 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,854 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,839 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,972 |
| Countries that Border Poland | 0 | - | 4.99 | 171,354 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,380 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,899 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,482 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,701 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,618 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,541 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,749 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,513 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,398 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,778 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,536 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,807 |
| France True or False? | 0 | - | 4.43 | 39,782 |
| Germany A-Z | 0 | - | 4.56 | 62,319 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,380 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,334 |
| History of Germany | 0 | - | 4.39 | 52,614 |
| Countries that Beat Greece | 0 | - | 4.52 | 48,587 |
| Counties of Ireland | 0 | - | 4.92 | 193,080 |
| Italy A-Z | 0 | - | 4.49 | 57,724 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,452 |
| Countries that Beat Italy | 0 | - | 4.85 | 53,874 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,331 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,534 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,669 |
| Roman Names for Places | 0 | - | 4.62 | 57,878 |
| Count in Roman Numerals - 30 Second Sprint | 0 | - | 4.26 | 101,474 |
| History of The Netherlands | 0 | - | 4.46 | 17,311 |
| Most-Visited Countries by Swedes | 0 | - | 4.64 | 52,931 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,677 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,310 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,468 |
| Arthurian Legend | 0 | - | 4.33 | 25,050 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,154 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,618 |
| Monty Python Quotes | 0 | - | 4.88 | 42,324 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 63,489 |
| Roald Dahl Books | 0 | - | 4.44 | 33,936 |
| Do You Even Know Anything About Shakespeare? | 0 | - | 4.57 | 34,200 |
| Middle Earth Geography | 0 | - | 4.56 | 39,540 |
| Lord of the Rings Trivia | 0 | - | 4.53 | 80,842 |
| Members of the Fellowship of the Ring | 0 | - | 4.74 | 45,537 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,687 |
| A Quiz About The Beatles | 0 | - | 4.56 | 47,558 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,690 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,074 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,296 |
| Top 100 UK Baby Girls' Names in 1850 | 0 | - | 4.35 | 61,520 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 54,957 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,836 |
