| Name the English Monarchs | 0 | - | 4.91 | 503,759 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 648,662 |
| Name that Greek Letter | 0 | - | 4.93 | 324,110 |
| 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 | 112,183 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,637 |
| Roman Emperors | 0 | - | 4.95 | 120,340 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 126,447 |
| Countries Bordering France | 0 | - | 4.83 | 403,439 |
| 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 | 32,168 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,690 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 83,189 |
| 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 | 71,283 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,106 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,764 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,855 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,702 |
| 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 | 54,411 |
| French History A-Z | 0 | - | 4.27 | 24,749 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,545 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,261 |
| British History A-Z #1 | 0 | - | 4.45 | 46,569 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,774 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,731 |
| Europe Map Quiz | 0 | - | 5.00 | 4,769,706 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,328 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,633 |
| History of France | 0 | - | 4.59 | 57,244 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,263 |
| Counties of Ireland | 0 | - | 4.92 | 195,928 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,004 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,297 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,269 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,314 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 42,039 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,473 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 131,205 |
| Prime Ministers of the UK | 0 | - | 4.95 | 439,920 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,781 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,976 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 402,563 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,900 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,564 |
| 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 | 106,697 |
| 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 | 59,485 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,049 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,705 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,649 |
| English Royal Consorts | 0 | - | 4.38 | 37,403 |
| The Vietnam War | 0 | - | 4.44 | 35,571 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 229,317 |
| Countries in World War I | 0 | - | 4.88 | 228,421 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,956 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,723 |
| Countries that Beat France | 0 | - | 4.49 | 76,005 |
| France True or False? | 0 | - | 4.44 | 39,977 |
| French History Multiple Choice | 0 | - | 4.55 | 33,116 |
| German History A-Z | 0 | - | 4.49 | 24,652 |
| Olympian Gods Quiz | 0 | - | 4.96 | 501,733 |
| Ancient Greek Words | 0 | - | 4.93 | 111,863 |
| 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 | 108,400 |
| 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 | 141,876 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,046 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 68,539 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,488 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,247,901 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,464 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,625 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,885 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,400 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,289 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,334 |
| The Only European Country ... | 0 | - | 4.91 | 217,304 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,139 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,748 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,513 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,669 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,811 |
| 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 | 23,258 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.98 | 74,552 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,169 |
| Ancient Greek Inventions | 0 | - | 4.18 | 16,368 |
| History of Italy | 0 | - | 4.55 | 32,046 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 437,850 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,716 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,292 |
| Arthurian Legend | 0 | - | 4.33 | 25,128 |
| Counties of England | 0 | - | 4.97 | 798,583 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,945 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,336 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,710 |
| 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 | 357,924 |
| 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 | 96,020 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,805 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,653 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,962 |
| Monarchies of Europe | 0 | - | 4.90 | 98,324 |
| European Countries with One Border | 0 | - | 4.97 | 183,077 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,857 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 84,625 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,923 |
| Countries That Border Russia | 0 | - | 4.98 | 462,718 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,062 |
| France Country Quiz | 0 | - | 4.70 | 135,150 |
| French Inventions | 0 | - | 4.10 | 13,905 |
| Regions of France | 0 | - | 4.72 | 121,167 |
| France Immigration by Country | 0 | - | 4.70 | 76,660 |
| 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 | 133,113 |
| States of Germany | 0 | - | 4.95 | 153,088 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,251 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,372 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 20,830 |
| Figures from Greek Mythology | 0 | - | 4.91 | 187,621 |
| Regions of Italy | 0 | - | 4.92 | 76,199 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,392 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,322 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,379 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,126 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,398 |
| Countries the UK Declared War On | 0 | - | 4.55 | 122,642 |
| Geography of the British Empire | 0 | - | 4.48 | 39,733 |
| Animals in British History | 0 | - | 4.43 | 26,038 |
| The Reign of Queen Victoria | 0 | - | 4.33 | 23,478 |
| Champions League Winners | 0 | - | 4.91 | 1,009,468 |
| Countries in World War II | 0 | - | 4.54 | 914,485 |
| 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 | 76,405 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,782 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,996 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,706,892 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,034 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,614 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,279 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,213 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,175 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,494 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,969 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,749 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,594 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,931 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,824 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,301 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,556 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,879 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,994 |
| Countries that Border Poland | 0 | - | 4.99 | 172,566 |
| Russia Country Quiz | 0 | - | 4.83 | 114,672 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,961 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,412 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,451 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,393 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,407 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,635 |
| History of Austria | 0 | - | 4.70 | 17,900 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,756 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,087 |
| 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 | 158,138 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,580 |
| Famous Germans by Picture | 0 | - | 4.12 | 16,856 |
| Countries that Beat Greece | 0 | - | 4.53 | 49,049 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,064 |
