| Name the English Monarchs | 0 | - | 4.91 | 503,748 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 648,657 |
| Name that Greek Letter | 0 | - | 4.93 | 324,109 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,402 |
| The Trojan War | 0 | - | 4.83 | 39,787 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,178 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,636 |
| Roman Emperors | 0 | - | 4.95 | 120,339 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 126,440 |
| Countries Bordering France | 0 | - | 4.83 | 403,435 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,845 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,953 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,267 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,344 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,167 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,689 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 83,180 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,038 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,280 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,103 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,756 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,854 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,701 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,783 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,986 |
| Roman Names for Places | 0 | - | 4.62 | 58,388 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,838 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,751 |
| Departments of France | 0 | - | 4.93 | 54,410 |
| French History A-Z | 0 | - | 4.27 | 24,748 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,538 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,260 |
| British History A-Z #1 | 0 | - | 4.45 | 46,569 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,772 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,730 |
| Europe Map Quiz | 0 | - | 5.00 | 4,769,674 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,326 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,633 |
| History of France | 0 | - | 4.59 | 57,243 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,259 |
| Counties of Ireland | 0 | - | 4.92 | 195,924 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,004 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,295 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,269 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,312 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 42,036 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,473 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 131,201 |
| Prime Ministers of the UK | 0 | - | 4.95 | 439,911 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,780 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,975 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 402,549 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,889 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,563 |
| Geography of the French Empire | 0 | - | 4.45 | 27,151 |
| The French Revolution | 0 | - | 4.47 | 24,053 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,696 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,171 |
| The Life of Alexander the Great | 0 | - | 4.51 | 18,518 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,627 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,202 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,717 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,484 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,049 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,702 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,647 |
| English Royal Consorts | 0 | - | 4.38 | 37,403 |
| The Vietnam War | 0 | - | 4.44 | 35,570 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 229,315 |
| Countries in World War I | 0 | - | 4.88 | 228,420 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,955 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,720 |
| Countries that Beat France | 0 | - | 4.49 | 76,004 |
| France True or False? | 0 | - | 4.44 | 39,977 |
| French History Multiple Choice | 0 | - | 4.55 | 33,114 |
| German History A-Z | 0 | - | 4.49 | 24,650 |
| Olympian Gods Quiz | 0 | - | 4.96 | 501,730 |
| Ancient Greek Words | 0 | - | 4.93 | 111,861 |
| The Life of Julius Caesar | 0 | - | 4.39 | 39,120 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,975 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,214 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,399 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,200 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,996 |
| The Reign of Queen Elizabeth II | 0 | - | 4.36 | 35,872 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 141,868 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,045 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 68,537 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,485 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,247,858 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,452 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,622 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,884 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,397 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,283 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,334 |
| The Only European Country ... | 0 | - | 4.91 | 217,297 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,135 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,742 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,512 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,668 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,810 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,524 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,365 |
| Slavic Countries | 0 | - | 4.96 | 111,854 |
| History of Russia Quiz | 0 | - | 4.47 | 31,945 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,256 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.98 | 74,550 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,168 |
| Ancient Greek Inventions | 0 | - | 4.18 | 16,368 |
| History of Italy | 0 | - | 4.55 | 32,046 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 437,847 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,715 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,292 |
| Arthurian Legend | 0 | - | 4.33 | 25,128 |
| Counties of England | 0 | - | 4.97 | 798,568 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,944 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,336 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,709 |
| The Reign of Henry VIII | 0 | - | 4.25 | 27,790 |
| Elizabeth I... or Elizabeth II? | 0 | - | 4.30 | 24,525 |
| Places Where Winston Churchill Said We Would Fight the Nazis | 0 | - | 4.57 | 14,621 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 357,913 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,353 |
| The American Revolution | 0 | - | 4.52 | 54,287 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,018 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,804 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,649 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,962 |
| Monarchies of Europe | 0 | - | 4.90 | 98,323 |
| European Countries with One Border | 0 | - | 4.97 | 183,076 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,853 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 84,438 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,921 |
| Countries That Border Russia | 0 | - | 4.98 | 462,711 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,061 |
| France Country Quiz | 0 | - | 4.70 | 135,149 |
| French Inventions | 0 | - | 4.10 | 13,905 |
| Regions of France | 0 | - | 4.72 | 121,159 |
| France Immigration by Country | 0 | - | 4.70 | 76,659 |
| History of Paris | 0 | - | 4.24 | 13,657 |
| Kings of France Quiz | 0 | - | 4.20 | 32,807 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,109 |
| States of Germany | 0 | - | 4.95 | 153,086 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,249 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,370 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 20,830 |
| Figures from Greek Mythology | 0 | - | 4.91 | 187,610 |
| Regions of Italy | 0 | - | 4.92 | 76,197 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,389 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,319 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,379 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,122 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,398 |
| Countries the UK Declared War On | 0 | - | 4.55 | 122,640 |
| Geography of the British Empire | 0 | - | 4.48 | 39,733 |
| Animals in British History | 0 | - | 4.43 | 26,037 |
| The Reign of Queen Victoria | 0 | - | 4.33 | 23,478 |
| Champions League Winners | 0 | - | 4.91 | 1,009,451 |
| Countries in World War II | 0 | - | 4.54 | 914,468 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,058 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,745 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,404 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,779 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,996 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,706,839 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,032 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,612 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,276 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,212 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,175 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,492 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,967 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,746 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,593 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,931 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,819 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,299 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,551 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,873 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,992 |
| Countries that Border Poland | 0 | - | 4.99 | 172,566 |
| Russia Country Quiz | 0 | - | 4.83 | 114,669 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,961 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,409 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,451 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,392 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,407 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,632 |
| History of Austria | 0 | - | 4.70 | 17,900 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,756 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,081 |
| Countries Two Borders Away From France | 0 | - | 4.37 | 27,718 |
| Famous French People by Picture | 0 | - | 3.70 | 27,951 |
| Most Popular Baby Girls Names in Germany | 0 | - | 4.51 | 38,853 |
| Germany Country Quiz | 0 | - | 4.83 | 158,136 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,578 |
| Famous Germans by Picture | 0 | - | 4.12 | 16,855 |
| Countries that Beat Greece | 0 | - | 4.53 | 49,049 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,064 |
