| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,064 |
| Roman Emperors | 0 | - | 4.95 | 120,559 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 649,627 |
| Name that Greek Letter | 0 | - | 4.93 | 324,347 |
| Ancient Roman Trivia #2 | 0 | - | 4.59 | 42,093 |
| Geography of the Roman Empire | 0 | - | 4.56 | 52,062 |
| Roman Names for Places | 0 | - | 4.62 | 58,495 |
| The Trojan War | 0 | - | 4.83 | 39,853 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,417 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 126,736 |
| Name the English Monarchs | 0 | - | 4.91 | 504,527 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,216 |
| The Life of Julius Caesar | 0 | - | 4.39 | 39,132 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 438,389 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,328 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 74,007 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,741 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,066 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,473 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,719 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,253 |
| Olympian Gods Quiz | 0 | - | 4.96 | 502,281 |
| Byzantine History | 0 | - | 4.91 | 28,944 |
| Byzantine Emperors | 0 | - | 4.92 | 14,420 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,870 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 83,939 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,237 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,436 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,236 |
| The Life of Alexander the Great | 0 | - | 4.51 | 18,533 |
| Regions of Italy | 0 | - | 4.92 | 76,422 |
| History of Italy | 0 | - | 4.55 | 32,085 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,471 |
| Countries Bordering France | 0 | - | 4.83 | 403,861 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,939 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,808 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,642 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,866 |
| British History A-Z #1 | 0 | - | 4.45 | 46,619 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,821 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,885 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,811 |
| Europe Map Quiz | 0 | - | 5.00 | 4,774,672 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,920 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,726 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,997 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,315 |
| The Reign of Napoleon | 0 | - | 4.54 | 39,050 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,630 |
| Famous Ancient Romans | 0 | - | 4.70 | 85,611 |
| Figures from Greek Mythology | 0 | - | 4.91 | 187,976 |
| Counties of Ireland | 0 | - | 4.92 | 196,335 |
| Roman History Vocabulary | 0 | - | 4.41 | 57,665 |
| Roman History by Picture | 0 | - | 4.46 | 26,523 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,372 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,512 |
| Countries of Iberia in History with a Map | 0 | - | 4.88 | 42,143 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,591 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 131,500 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,859 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,071 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 403,212 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,544 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,634 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,437 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,844 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,282 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,117 |
| Ancient Greek Inventions | 0 | - | 4.18 | 16,382 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,969 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,813 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,598 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,136 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,812 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,839 |
| English Royal Consorts | 0 | - | 4.38 | 37,442 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,330 |
| German History A-Z | 0 | - | 4.49 | 24,683 |
| Countries that Beat Iceland | 0 | - | 4.81 | 43,036 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,248 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,235 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,019 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 142,300 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,093 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,869 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,250,502 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,806 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 116,038 |
| The Only European Country ... | 0 | - | 4.91 | 217,759 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,821 |
| History of Russia Quiz | 0 | - | 4.47 | 31,971 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.98 | 74,749 |
| Ancient Greek Words | 0 | - | 4.93 | 112,047 |
| Italian History A-Z | 0 | - | 4.21 | 17,751 |
| Count in Roman Numerals - 30 Second Sprint | 0 | - | 4.27 | 103,342 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,748 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,324 |
| Counties of England | 0 | - | 4.97 | 799,877 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,993 |
| The Reign of Queen Elizabeth II | 0 | - | 4.36 | 35,903 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 358,857 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 68,682 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,222 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,065 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,588 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,147 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,712 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,977 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,466 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,884 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,705 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,912 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,099 |
| Monarchies of Europe | 0 | - | 4.90 | 98,450 |
| European Countries with One Border | 0 | - | 4.97 | 183,267 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,037 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 87,511 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,717 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,501 |
| Slavic Countries | 0 | - | 4.96 | 112,003 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,303 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,200 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,977 |
| French History A-Z | 0 | - | 4.27 | 24,807 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,336 |
| States of Germany | 0 | - | 4.95 | 153,566 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,369 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,185 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,136 |
| Geography of Rome | 0 | - | 4.51 | 16,687 |
| Rome City Trivia | 0 | - | 4.49 | 20,699 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,516 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,680 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,496 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,244 |
| The Reign of Henry VIII | 0 | - | 4.25 | 27,811 |
| Animals in British History | 0 | - | 4.43 | 26,053 |
| Elizabeth I... or Elizabeth II? | 0 | - | 4.30 | 24,541 |
| The Reign of Queen Victoria | 0 | - | 4.33 | 23,497 |
| Champions League Winners | 0 | - | 4.92 | 1,011,000 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,435 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,362 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 234,545 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,719 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,977 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 262,804 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,252 |
| Russia Country Quiz | 0 | - | 4.83 | 114,792 |
| Countries That Border Russia | 0 | - | 4.98 | 463,162 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,532 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,445 |
| History of Austria | 0 | - | 4.70 | 17,927 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,816 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,304 |
| Departments of France | 0 | - | 4.93 | 54,621 |
| Geography of the French Empire | 0 | - | 4.45 | 27,169 |
| The French Revolution | 0 | - | 4.47 | 24,082 |
| History of France | 0 | - | 4.61 | 57,354 |
| Most Popular Baby Girls Names in Germany | 0 | - | 4.51 | 38,892 |
| Germany Country Quiz | 0 | - | 4.83 | 158,331 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,742 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 20,872 |
| Roman to Greek God | 0 | - | 4.52 | 123,088 |
| Italy Country Quiz | 0 | - | 4.77 | 123,715 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,704 |
| Serie A Champions | 0 | - | 4.29 | 58,555 |
| The Vikings! | 0 | - | 4.46 | 28,375 |
| Denmark Country Quiz | 0 | - | 4.78 | 76,080 |
| Finland Country Quiz | 0 | - | 4.51 | 59,830 |
| Norway Country Quiz | 0 | - | 4.44 | 77,565 |
| Iceland Country Quiz | 0 | - | 4.69 | 43,271 |
| The Portuguese Empire | 0 | - | 4.58 | 12,087 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,183 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,358 |
| Countries Bordering Spain | 0 | - | 4.51 | 69,561 |
| British Monopoly Board | 0 | - | 4.52 | 41,209 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,164 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,425 |
| Countries the UK Declared War On | 0 | - | 4.55 | 122,982 |
| Geography of the British Empire | 0 | - | 4.48 | 39,776 |
| Medieval English History | 0 | - | 4.53 | 43,592 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,771 |
| England or Wales? | 0 | - | 4.94 | 45,828 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 131,242 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,171 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,712,044 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,366 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,285 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,229 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,558 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,694 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,532 |
| Countries that Border Poland | 0 | - | 4.99 | 172,717 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,024 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,164 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,786 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,492 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,949 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,915 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,743 |
