| Olympian Gods Quiz | 0 | - | 4.96 | 498,651 |
| The Trojan War | 0 | - | 4.83 | 39,586 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,244 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 125,173 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,460 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,862 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 644,941 |
| Name that Greek Letter | 0 | - | 4.93 | 322,659 |
| Figures from Greek Mythology | 0 | - | 4.91 | 185,958 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 31,785 |
| Mythology A-Z | 0 | - | 4.31 | 37,116 |
| Word Chain - Greek and Roman Mythology | 0 | - | 4.50 | 56,442 |
| Byzantine History | 0 | - | 4.91 | 28,718 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,608 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,920 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,032 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,534 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,431 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 73,247 |
| Ancient Greek Words | 0 | - | 4.93 | 111,158 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,291 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 435,334 |
| Name the English Monarchs | 0 | - | 4.92 | 500,399 |
| Europe Map Quiz | 0 | - | 5.00 | 4,747,968 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 60,748 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,383 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,899 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,724 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,310 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,885 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,880 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,846 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,168 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,316 |
| Roman Emperors | 0 | - | 4.95 | 119,364 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,687 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 492,312 |
| Lord of the Rings Characters | 0 | - | 4.54 | 112,884 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,065 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,371 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,409 |
| The Only European Country ... | 0 | - | 4.91 | 215,326 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,429 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,554 |
| Roman to Greek God | 0 | - | 4.52 | 122,526 |
| Count in Roman Numerals - 30 Second Sprint | 0 | - | 4.26 | 102,094 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,087 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 107,982 |
| Name Every Beatles Song | 0 | - | 4.97 | 235,161 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,200 |
| People Buried at Westminster Abbey | 0 | - | 4.67 | 14,224 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,514 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 67,874 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,235,766 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,957 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,203 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,752 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,585 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,817 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,470 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,668 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,805 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,565 |
| Slavic Countries | 0 | - | 4.96 | 111,304 |
| History of Russia Quiz | 0 | - | 4.49 | 31,855 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,133 |
| Largest Cities in Alexander's Empire | 0 | - | 4.58 | 39,903 |
| Famous Ancient Romans | 0 | - | 4.70 | 85,324 |
| Things with Names from Classical Mythology | 0 | - | 4.28 | 87,598 |
| History of Italy | 0 | - | 4.55 | 31,910 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 125,316 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,578 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,107 |
| Counties of England | 0 | - | 4.97 | 793,019 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,738 |
| Lord of the Rings Decoder | 0 | - | 4.59 | 42,380 |
| Places Where Winston Churchill Said We Would Fight the Nazis | 0 | - | 4.57 | 14,582 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 352,852 |
| Champions League Winners | 0 | - | 4.92 | 1,001,293 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,385 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,643 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,692 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,560 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,477 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,996 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,588 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,289 |
| Monarchies of Europe | 0 | - | 4.90 | 97,745 |
| European Countries with One Border | 0 | - | 4.97 | 182,202 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,065 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,967 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,826 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,728 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,191 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 258,995 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,013 |
| Russia Country Quiz | 0 | - | 4.85 | 114,092 |
| Federal Subjects of Russia | 0 | - | 4.94 | 145,529 |
| Countries That Border Russia | 0 | - | 4.98 | 460,497 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,131 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,566 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,213 |
| History of Austria | 0 | - | 4.70 | 17,810 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,890 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,098 |
| Departments of France | 0 | - | 4.93 | 53,430 |
| Geography of the French Empire | 0 | - | 4.45 | 27,003 |
| The French Revolution | 0 | - | 4.46 | 23,872 |
| Countries Bordering France | 0 | - | 4.83 | 401,287 |
| History of France | 0 | - | 4.59 | 56,658 |
| Most Popular Baby Girls Names in Germany | 0 | - | 4.51 | 38,726 |
| Germany Country Quiz | 0 | - | 4.82 | 157,269 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,263 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,645 |
| States of Germany | 0 | - | 4.96 | 151,252 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,440 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,630 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,122 |
| The Life of Alexander the Great | 0 | - | 4.49 | 18,458 |
| Regions of Italy | 0 | - | 4.92 | 75,287 |
| Italy Country Quiz | 0 | - | 4.82 | 122,752 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,892 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,553 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,163 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,457 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 50,375 |
| The Vikings! | 0 | - | 4.46 | 28,291 |
| The Portuguese Empire | 0 | - | 4.58 | 12,034 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,485 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,274 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,107 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,791 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,386 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,937 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,274 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,143 |
| Geography of the British Empire | 0 | - | 4.48 | 39,591 |
| Medieval English History | 0 | - | 4.53 | 43,413 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,625 |
| England or Wales? | 0 | - | 4.94 | 45,510 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,357 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,445 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,677,016 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,945 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 504,356 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,950 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,145 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,172 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,556 |
| Countries that Border Poland | 0 | - | 4.99 | 171,837 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,593 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,290 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,670 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,962 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,104 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,652 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,058 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,712 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,997 |
| Countries that Beat France | 0 | - | 4.49 | 75,488 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,915 |
| French History Multiple Choice | 0 | - | 4.55 | 32,960 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 95,556 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,793 |
| Ancient Greek Inventions | 0 | - | 4.17 | 16,315 |
| Counties of Ireland | 0 | - | 4.92 | 194,153 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,660 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,120 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,644 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,805 |
| Roman Names for Places | 0 | - | 4.62 | 58,084 |
| History of The Netherlands | 0 | - | 4.46 | 17,373 |
| Countries Closest to Iceland | 0 | - | 4.89 | 73,203 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,978 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,301 |
| Arthurian Legend | 0 | - | 4.33 | 25,079 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,181 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,261 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 129,610 |
| Basic Harry Potter Quiz | 0 | - | 4.56 | 377,867 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,807 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,699 |
| British History A-Z #1 | 0 | - | 4.45 | 46,322 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,496 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,057 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,904 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,372 |
| The Life of Winston Churchill | 0 | - | 4.16 | 11,830 |
| Prime Ministers of the UK | 0 | - | 4.95 | 436,870 |
| World Capitals Closest to London | 0 | - | 4.87 | 110,086 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,194 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 399,309 |
| Countries that Beat China | 0 | - | 4.86 | 115,250 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 425,176 |
| Fictional Characters by U.S. State | 0 | - | 4.17 | 12,093 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,915 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,157 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,630 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,959 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,039 |
