| Letters of the Greek Alphabet | 0 | - | 4.97 | 641,463 |
| Name that Greek Letter | 0 | - | 4.94 | 321,496 |
| Ancient Greek Words | 0 | - | 4.92 | 110,608 |
| The Trojan War | 0 | - | 4.83 | 39,404 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,435 |
| Famous Ancient Romans | 0 | - | 4.69 | 85,002 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 72,835 |
| Olympian Gods Quiz | 0 | - | 4.96 | 495,367 |
| Figures from Greek Mythology | 0 | - | 4.91 | 184,779 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,836 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,340 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,299 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,035 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 55,948 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,329 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,500 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,195 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,581 |
| British History A-Z #1 | 0 | - | 4.45 | 45,777 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,291 |
| Europe Map Quiz | 0 | - | 5.00 | 4,728,900 |
| Roman History Vocabulary | 0 | - | 4.40 | 57,449 |
| Roman History by Picture | 0 | - | 4.46 | 26,333 |
| Name the English Monarchs | 0 | - | 4.92 | 497,601 |
| Prime Ministers of the UK | 0 | - | 4.96 | 434,339 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 396,886 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,977 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,113 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,562 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,423 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,752 |
| Ancient Greek Inventions | 0 | - | 4.17 | 16,286 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,762 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,009 |
| Roman Emperors | 0 | - | 4.95 | 118,358 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,784 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,790 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,162 |
| German History A-Z | 0 | - | 4.49 | 24,198 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,414 |
| Roman to Greek God | 0 | - | 4.52 | 122,151 |
| The Life of Julius Caesar | 0 | - | 4.39 | 38,944 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,306 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,006 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 51,920 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 138,979 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,829 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,125 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,068 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,418 |
| The Only European Country ... | 0 | - | 4.91 | 213,620 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,405 |
| History of Russia Quiz | 0 | - | 4.49 | 31,781 |
| Mythology A-Z | 0 | - | 4.31 | 36,974 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.80 | 20,661 |
| History of Italy | 0 | - | 4.55 | 31,806 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 433,275 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,470 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,966 |
| Counties of England | 0 | - | 4.97 | 788,684 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,368 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,385 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,057 |
| The Reign of Queen Elizabeth II | 0 | - | 4.35 | 35,665 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 349,461 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,287 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,634 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,234 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,989 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,160 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,274 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,428 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,748 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,661 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,688 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,725 |
| Monarchies of Europe | 0 | - | 4.90 | 97,251 |
| European Countries with One Border | 0 | - | 4.97 | 181,520 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,175 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,163 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,191 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,095 |
| Slavic Countries | 0 | - | 4.96 | 110,801 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,754 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,131 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,043 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,604 |
| States of Germany | 0 | - | 4.96 | 149,889 |
| Germany Immigration by Country | 0 | - | 4.84 | 79,964 |
| Ancient Greece A-Z | 0 | - | 4.60 | 22,978 |
| The Life of Alexander the Great | 0 | - | 4.49 | 18,416 |
| Things with Names from Classical Mythology | 0 | - | 4.28 | 87,143 |
| Word Chain - Greek and Roman Mythology | 0 | - | 4.53 | 56,133 |
| Regions of Italy | 0 | - | 4.92 | 74,627 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,767 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,199 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,082 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,867 |
| The Reign of Queen Victoria | 0 | - | 4.33 | 23,331 |
| Champions League Winners | 0 | - | 4.92 | 995,575 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,763 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,193 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,065 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,337 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,048 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,003 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,462 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,119 |
| Russia Country Quiz | 0 | - | 4.85 | 113,593 |
| Countries That Border Russia | 0 | - | 4.98 | 458,689 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,809 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,010 |
| History of Austria | 0 | - | 4.70 | 17,742 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,110 |
| Departments of France | 0 | - | 4.93 | 52,725 |
| Geography of the French Empire | 0 | - | 4.48 | 26,920 |
| The French Revolution | 0 | - | 4.46 | 23,761 |
| Countries Bordering France | 0 | - | 4.85 | 397,924 |
| History of France | 0 | - | 4.59 | 55,943 |
| Germany Country Quiz | 0 | - | 4.82 | 156,460 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,079 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,378 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,847 |
| Greece Country Quiz | 0 | - | 4.74 | 65,726 |
| Italy Country Quiz | 0 | - | 4.82 | 122,123 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,309 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,011 |
| Countries Italy Declared War On | 0 | - | 4.75 | 42,921 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,349 |
| Byzantine History | 0 | - | 4.91 | 28,597 |
| The Vikings! | 0 | - | 4.45 | 28,237 |
| The Portuguese Empire | 0 | - | 4.54 | 11,984 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 95,906 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,555 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,166 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,159 |
| Countries the UK Declared War On | 0 | - | 4.61 | 121,730 |
| Geography of the British Empire | 0 | - | 4.48 | 39,465 |
| Medieval English History | 0 | - | 4.53 | 43,299 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,397 |
| England or Wales? | 0 | - | 4.94 | 45,290 |
| All UEFA Champions League Teams Ever | 0 | - | 4.84 | 128,366 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,650,671 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,169 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,084 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,769 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,797 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,767 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,905 |
| Countries that Border Poland | 0 | - | 4.99 | 171,271 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,348 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,823 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,275 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,642 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,590 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,522 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,681 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,499 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,365 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,712 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,491 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,773 |
| France True or False? | 0 | - | 4.43 | 39,767 |
| Germany A-Z | 0 | - | 4.56 | 62,292 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,299 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,132 |
| History of Germany | 0 | - | 4.39 | 52,600 |
| Countries that Beat Greece | 0 | - | 4.52 | 48,566 |
| Counties of Ireland | 0 | - | 4.92 | 192,896 |
| Italy A-Z | 0 | - | 4.49 | 57,658 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,401 |
| Countries that Beat Italy | 0 | - | 4.85 | 53,829 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,215 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,522 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,649 |
| Roman Names for Places | 0 | - | 4.62 | 57,847 |
| Count in Roman Numerals - 30 Second Sprint | 0 | - | 4.26 | 101,391 |
| History of The Netherlands | 0 | - | 4.46 | 17,304 |
| Most-Visited Countries by Swedes | 0 | - | 4.64 | 52,922 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,620 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,187 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,426 |
| Arthurian Legend | 0 | - | 4.33 | 25,047 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,140 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,500 |
| Monty Python Quotes | 0 | - | 4.88 | 42,312 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 63,362 |
| Roald Dahl Books | 0 | - | 4.44 | 33,926 |
| Do You Even Know Anything About Shakespeare? | 0 | - | 4.57 | 34,190 |
| Middle Earth Geography | 0 | - | 4.56 | 39,518 |
| Lord of the Rings Trivia | 0 | - | 4.53 | 80,803 |
| Members of the Fellowship of the Ring | 0 | - | 4.74 | 45,525 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,668 |
| A Quiz About The Beatles | 0 | - | 4.56 | 47,528 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,685 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,068 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,269 |
| Top 100 UK Baby Girls' Names in 1850 | 0 | - | 4.35 | 61,486 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 54,944 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,820 |
