| Name the English Monarchs | 0 | - | 4.91 | 504,438 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 649,550 |
| Name that Greek Letter | 0 | - | 4.93 | 324,316 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,458 |
| The Trojan War | 0 | - | 4.83 | 39,837 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,373 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,908 |
| Roman Emperors | 0 | - | 4.95 | 120,511 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 126,689 |
| Countries Bordering France | 0 | - | 4.83 | 403,792 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,902 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,990 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,309 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,424 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,247 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,848 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 83,865 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,213 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,420 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,219 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,959 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,980 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,741 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 41,201 |
| Geography of the Roman Empire | 0 | - | 4.56 | 52,034 |
| Roman Names for Places | 0 | - | 4.62 | 58,475 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,864 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,815 |
| Departments of France | 0 | - | 4.93 | 54,596 |
| French History A-Z | 0 | - | 4.27 | 24,797 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,893 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,313 |
| British History A-Z #1 | 0 | - | 4.45 | 46,610 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,875 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,807 |
| Europe Map Quiz | 0 | - | 5.00 | 4,774,089 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,507 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,714 |
| History of France | 0 | - | 4.61 | 57,340 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,569 |
| Counties of Ireland | 0 | - | 4.92 | 196,261 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,059 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,451 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,361 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,485 |
| Countries of Iberia in History with a Map | 0 | - | 4.88 | 42,130 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,575 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 131,440 |
| Prime Ministers of the UK | 0 | - | 4.95 | 440,567 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,845 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,057 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 403,120 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,459 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,625 |
| Geography of the French Empire | 0 | - | 4.45 | 27,167 |
| The French Revolution | 0 | - | 4.47 | 24,076 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,825 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,268 |
| The Life of Alexander the Great | 0 | - | 4.51 | 18,530 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,702 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,213 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,796 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,580 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,126 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,802 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,805 |
| English Royal Consorts | 0 | - | 4.38 | 37,435 |
| The Vietnam War | 0 | - | 4.44 | 35,591 |
| Axis Occupied Countries of WWII | 0 | - | 4.99 | 229,517 |
| Countries in World War I | 0 | - | 4.88 | 228,578 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,281 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,863 |
| Countries that Beat France | 0 | - | 4.49 | 76,071 |
| France True or False? | 0 | - | 4.44 | 39,996 |
| French History Multiple Choice | 0 | - | 4.55 | 33,143 |
| German History A-Z | 0 | - | 4.49 | 24,678 |
| Olympian Gods Quiz | 0 | - | 4.96 | 502,204 |
| Ancient Greek Words | 0 | - | 4.93 | 112,025 |
| The Life of Julius Caesar | 0 | - | 4.39 | 39,131 |
| Countries that Beat Iceland | 0 | - | 4.81 | 43,018 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,245 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,470 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,229 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,017 |
| The Reign of Queen Elizabeth II | 0 | - | 4.36 | 35,901 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 142,234 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,089 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 68,657 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,795 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,250,153 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,668 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,879 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,035 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,541 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,652 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,450 |
| The Only European Country ... | 0 | - | 4.91 | 217,682 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,618 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,794 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,767 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,849 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,964 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,680 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,488 |
| Slavic Countries | 0 | - | 4.96 | 111,982 |
| History of Russia Quiz | 0 | - | 4.47 | 31,968 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,278 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.98 | 74,730 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,184 |
| Ancient Greek Inventions | 0 | - | 4.18 | 16,379 |
| History of Italy | 0 | - | 4.55 | 32,081 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 438,330 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,744 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,318 |
| Arthurian Legend | 0 | - | 4.33 | 25,135 |
| Counties of England | 0 | - | 4.97 | 799,723 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,987 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,371 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,739 |
| The Reign of Henry VIII | 0 | - | 4.25 | 27,809 |
| Elizabeth I... or Elizabeth II? | 0 | - | 4.30 | 24,541 |
| Places Where Winston Churchill Said We Would Fight the Nazis | 0 | - | 4.57 | 14,632 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 358,717 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,403 |
| The American Revolution | 0 | - | 4.52 | 54,296 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,176 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,119 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,958 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,845 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,068 |
| Monarchies of Europe | 0 | - | 4.90 | 98,436 |
| European Countries with One Border | 0 | - | 4.97 | 183,236 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,011 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 87,432 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,246 |
| Countries That Border Russia | 0 | - | 4.98 | 463,053 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,182 |
| France Country Quiz | 0 | - | 4.70 | 135,280 |
| French Inventions | 0 | - | 4.10 | 13,911 |
| Regions of France | 0 | - | 4.70 | 121,392 |
| France Immigration by Country | 0 | - | 4.70 | 76,714 |
| History of Paris | 0 | - | 4.24 | 13,665 |
| Kings of France Quiz | 0 | - | 4.20 | 32,840 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,309 |
| States of Germany | 0 | - | 4.95 | 153,503 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,356 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,418 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 20,864 |
| Figures from Greek Mythology | 0 | - | 4.91 | 187,930 |
| Regions of Italy | 0 | - | 4.92 | 76,404 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,507 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,632 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,470 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,227 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,423 |
| Countries the UK Declared War On | 0 | - | 4.55 | 122,967 |
| Geography of the British Empire | 0 | - | 4.48 | 39,767 |
| Animals in British History | 0 | - | 4.43 | 26,049 |
| The Reign of Queen Victoria | 0 | - | 4.33 | 23,494 |
| Champions League Winners | 0 | - | 4.92 | 1,010,769 |
| Countries in World War II | 0 | - | 4.55 | 915,463 |
| Prime Ministers of Australia | 0 | - | 4.50 | 32,059 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,711,411 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,340 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,703 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,418 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,345 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,217 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,554 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,108 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,946 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,684 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,000 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 234,430 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,660 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,926 |
| Random Point on Land to European Country | 0 | - | 4.94 | 77,549 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 262,715 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,225 |
| Countries that Border Poland | 0 | - | 4.99 | 172,690 |
| Russia Country Quiz | 0 | - | 4.83 | 114,777 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,019 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,737 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,527 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,481 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,440 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,727 |
| History of Austria | 0 | - | 4.70 | 17,922 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,809 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,276 |
| Countries Two Borders Away From France | 0 | - | 4.37 | 27,738 |
| Famous French People by Picture | 0 | - | 3.70 | 27,967 |
| Most Popular Baby Girls Names in Germany | 0 | - | 4.51 | 38,889 |
| Germany Country Quiz | 0 | - | 4.83 | 158,303 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,732 |
| Famous Germans by Picture | 0 | - | 4.12 | 16,867 |
| Countries that Beat Greece | 0 | - | 4.53 | 49,088 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,110 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,968 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,784 |
