| 101 Figures from Greek Mythology | 0 | - | 4.99 | 127,605 |
| Ancient Greek Words | 0 | - | 4.93 | 112,512 |
| The Trojan War | 0 | - | 4.83 | 39,998 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,991 |
| Olympian Gods Quiz | 0 | - | 4.96 | 503,858 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 652,112 |
| Name that Greek Letter | 0 | - | 4.93 | 325,027 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 20,973 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,521 |
| Famous Ancient Romans | 0 | - | 4.70 | 85,789 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 74,332 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 75,417 |
| Figures from Greek Mythology | 0 | - | 4.91 | 188,904 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,464 |
| Roman History Vocabulary | 0 | - | 4.41 | 57,722 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,408 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 85,530 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,817 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 71,879 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,609 |
| Mythology A-Z | 0 | - | 4.31 | 37,403 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,363 |
| Name the English Monarchs | 0 | - | 4.91 | 506,608 |
| Europe Map Quiz | 0 | - | 5.00 | 4,789,070 |
| Roman History by Picture | 0 | - | 4.46 | 26,593 |
| Count in Roman Numerals - 30 Second Sprint | 0 | - | 4.27 | 104,018 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,899 |
| Prime Ministers of the UK | 0 | - | 4.95 | 442,440 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,991 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,757 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,245 |
| Ancient Greek Inventions | 0 | - | 4.18 | 16,414 |
| Geography of Ancient Greece | 0 | - | 4.69 | 32,050 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,603 |
| Roman Emperors | 0 | - | 4.95 | 121,241 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,291 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,852 |
| Roman to Greek God | 0 | - | 4.52 | 123,359 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,835 |
| Name Every Beatles Song | 0 | - | 4.97 | 238,380 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 292,830 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,787 |
| Premier League Relegated Teams | 0 | - | 4.81 | 127,903 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,875 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,258,681 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,955 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,198 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,573 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,102 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,888 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,793 |
| The Only European Country ... | 0 | - | 4.91 | 219,124 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,833 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,963 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,578 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,212 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,811 |
| Slavic Countries | 0 | - | 4.96 | 112,399 |
| History of Russia Quiz | 0 | - | 4.47 | 32,007 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,243 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.89 | 112,465 |
| Word Chain - Greek and Roman Mythology | 0 | - | 4.50 | 57,011 |
| History of Italy | 0 | - | 4.55 | 32,154 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,855 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 439,902 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,827 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,428 |
| Counties of England | 0 | - | 4.97 | 803,163 |
| Invasions of Great Britain | 0 | - | 4.51 | 60,102 |
| Do You Even Know Anything About Shakespeare? | 0 | - | 4.56 | 34,502 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,821 |
| People Buried at Westminster Abbey | 0 | - | 4.67 | 14,334 |
| Places Where Winston Churchill Said We Would Fight the Nazis | 0 | - | 4.57 | 14,653 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 361,859 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,992 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,842 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,554 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,628 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,498 |
| Monarchies of Europe | 0 | - | 4.90 | 98,897 |
| European Countries with One Border | 0 | - | 4.97 | 183,837 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,568 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,908 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,575 |
| Countries That Border Russia | 0 | - | 4.98 | 464,564 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,488 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,672 |
| Countries Bordering France | 0 | - | 4.83 | 404,987 |
| History of France | 0 | - | 4.61 | 57,634 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,835 |
| States of Germany | 0 | - | 4.95 | 154,577 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,709 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,623 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,922 |
| Greece Country Quiz | 0 | - | 4.74 | 66,651 |
| The Life of Alexander the Great | 0 | - | 4.51 | 18,581 |
| Things with Names from Classical Mythology | 0 | - | 4.28 | 88,055 |
| Regions of Italy | 0 | - | 4.92 | 77,116 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,817 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,357 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,778 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,538 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,467 |
| Countries the UK Declared War On | 0 | - | 4.55 | 123,272 |
| Geography of the British Empire | 0 | - | 4.48 | 39,849 |
| Champions League Winners | 0 | - | 4.92 | 1,016,470 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,726,852 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,814 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,924 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,821 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,362 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,743 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,968 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,940 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,971 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,979 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,110 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 264,741 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,921 |
| Countries that Border Poland | 0 | - | 4.99 | 173,197 |
| Russia Country Quiz | 0 | - | 4.83 | 115,331 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,284 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,920 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,759 |
| Countries that Border Hungary | 0 | - | 4.98 | 105,019 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,597 |
| Countries Bordering Serbia | 0 | - | 4.96 | 93,113 |
| History of Austria | 0 | - | 4.70 | 17,977 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,099 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,944 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,958 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,837 |
| Departments of France | 0 | - | 4.93 | 55,198 |
| Geography of the French Empire | 0 | - | 4.45 | 27,220 |
| The French Revolution | 0 | - | 4.47 | 24,149 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,156 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,489 |
| French History Multiple Choice | 0 | - | 4.55 | 33,242 |
| Germany Country Quiz | 0 | - | 4.82 | 158,867 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 127,088 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,560 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,712 |
| Countries that Beat Greece | 0 | - | 4.53 | 49,508 |
| Counties of Ireland | 0 | - | 4.92 | 197,379 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,264 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 153,077 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,266 |
| Countries Italy Declared War On | 0 | - | 4.75 | 44,468 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,417 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,750 |
| Ancient Roman Trivia #2 | 0 | - | 4.61 | 44,304 |
| Geography of the Roman Empire | 0 | - | 4.55 | 52,215 |
| Roman Names for Places | 0 | - | 4.62 | 58,716 |
| Byzantine History | 0 | - | 4.91 | 29,025 |
| Byzantine Emperors | 0 | - | 4.93 | 14,607 |
| History of The Netherlands | 0 | - | 4.46 | 17,556 |
| The Vikings! | 0 | - | 4.46 | 28,409 |
| The Portuguese Empire | 0 | - | 4.58 | 12,107 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,514 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,888 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,316 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,159 |
| Arthurian Legend | 0 | - | 4.33 | 25,178 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,818 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 132,430 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,974 |
| Houses of British Monarchs | 0 | - | 4.54 | 65,964 |
| Top 100 UK Baby Girls' Names in 1850 | 0 | - | 4.32 | 62,596 |
| Medieval English History | 0 | - | 4.53 | 43,660 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,325 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,093 |
| World Capitals Closest to London | 0 | - | 4.88 | 111,081 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,317 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,843 |
| England or Wales? | 0 | - | 4.94 | 45,977 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 132,203 |
| Egyptian Gods and Goddesses | 0 | - | 4.43 | 27,667 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,564 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.75 | 12,341 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,627 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,829 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 28,050 |
| Moldova Country Quiz | 0 | - | 4.82 | 31,033 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,716 |
| The Reign of Napoleon | 0 | - | 4.54 | 39,153 |
| Germany A-Z | 0 | - | 4.56 | 62,868 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 72,033 |
| Countries that Beat Germany | 0 | - | 4.94 | 107,350 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,569 |
| History of Germany | 0 | - | 4.39 | 52,977 |
| Holy Roman Empire Countries | 0 | - | 4.77 | 54,920 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.54 | 49,650 |
| Iceland... or Ireland? | 0 | - | 4.74 | 57,243 |
| Italy A-Z | 0 | - | 4.49 | 58,768 |
| Countries that Beat Italy | 0 | - | 4.85 | 55,195 |
| Countries Closest to Iceland | 0 | - | 4.90 | 74,173 |
| Countries that Beat Iceland | 0 | - | 4.81 | 43,240 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,895 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 54,005 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,362 |
