| Olympian Gods Quiz | 0 | - | 4.96 | 502,682 |
| The Trojan War | 0 | - | 4.83 | 39,905 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,564 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 20,902 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 126,965 |
| Word Chain - Greek and Roman Mythology | 0 | - | 4.50 | 56,857 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 650,229 |
| Name that Greek Letter | 0 | - | 4.93 | 324,516 |
| Figures from Greek Mythology | 0 | - | 4.91 | 188,189 |
| Ancient Greek Words | 0 | - | 4.93 | 112,159 |
| Mythology A-Z | 0 | - | 4.31 | 37,338 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,557 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,995 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 84,409 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,393 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,533 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,316 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,303 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 74,089 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,382 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,693 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,472 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,661 |
| Name the English Monarchs | 0 | - | 4.91 | 504,984 |
| Prime Ministers of the UK | 0 | - | 4.95 | 441,060 |
| Europe Map Quiz | 0 | - | 5.00 | 4,778,047 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,158 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,986 |
| Roman to Greek God | 0 | - | 4.52 | 123,155 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,530 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,407 |
| Roman Emperors | 0 | - | 4.95 | 120,741 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,945 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,667 |
| Germany A-Z | 0 | - | 4.56 | 62,769 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.98 | 74,860 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,772 |
| Italy A-Z | 0 | - | 4.49 | 58,579 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 438,736 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 191,323 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,115 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,252,341 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,557 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,332,905 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 116,551 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,211 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,770 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,030 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,555 |
| The Only European Country ... | 0 | - | 4.91 | 218,087 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,945 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 174,512 |
| European Countries NOT in NATO | 0 | - | 4.90 | 62,040 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,844 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,580 |
| Slavic Countries | 0 | - | 4.96 | 112,109 |
| History of Russia Quiz | 0 | - | 4.47 | 31,977 |
| The Reign of Napoleon | 0 | - | 4.54 | 39,071 |
| The Life of Alexander the Great | 0 | - | 4.51 | 18,549 |
| Famous Ancient Romans | 0 | - | 4.70 | 85,674 |
| Things with Names from Classical Mythology | 0 | - | 4.28 | 87,961 |
| History of Italy | 0 | - | 4.55 | 32,099 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,763 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,361 |
| Arthurian Legend | 0 | - | 4.33 | 25,143 |
| Counties of England | 0 | - | 4.97 | 800,655 |
| Invasions of Great Britain | 0 | - | 4.51 | 60,022 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 395,947 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,759 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 359,620 |
| Champions League Winners | 0 | - | 4.92 | 1,012,247 |
| Prime Ministers of Australia | 0 | - | 4.51 | 32,110 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,716,079 |
| Canadian Prime Ministers | 0 | - | 4.64 | 57,768 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,396 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,538 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,474 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,256 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,138 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,064 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,129 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,205 |
| Monarchies of Europe | 0 | - | 4.90 | 98,549 |
| European Countries with One Border | 0 | - | 4.97 | 183,406 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,172 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 234,879 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,994 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 87,946 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,217 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 263,265 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,461 |
| Russia Country Quiz | 0 | - | 4.83 | 115,029 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,568 |
| Countries That Border Russia | 0 | - | 4.98 | 463,687 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,582 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,282 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,482 |
| History of Austria | 0 | - | 4.70 | 17,944 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,855 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,092 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,440 |
| Departments of France | 0 | - | 4.93 | 54,750 |
| Geography of the French Empire | 0 | - | 4.45 | 27,187 |
| The French Revolution | 0 | - | 4.47 | 24,099 |
| Countries Bordering France | 0 | - | 4.83 | 404,149 |
| History of France | 0 | - | 4.61 | 57,422 |
| Germany Country Quiz | 0 | - | 4.83 | 158,493 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,448 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,842 |
| States of Germany | 0 | - | 4.95 | 153,834 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,533 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,467 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,181 |
| Regions of Italy | 0 | - | 4.92 | 76,551 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,924 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,802 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,675 |
| Byzantine History | 0 | - | 4.91 | 28,971 |
| Byzantine Emperors | 0 | - | 4.92 | 14,468 |
| Count in Roman Numerals - 30 Second Sprint | 0 | - | 4.27 | 103,465 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,594 |
| The Vikings! | 0 | - | 4.46 | 28,386 |
| The Portuguese Empire | 0 | - | 4.58 | 12,090 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,268 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,867 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,497 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,540 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,316 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,321 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,431 |
| Countries the UK Declared War On | 0 | - | 4.55 | 123,063 |
| Geography of the British Empire | 0 | - | 4.48 | 39,800 |
| Medieval English History | 0 | - | 4.53 | 43,612 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,792 |
| England or Wales? | 0 | - | 4.94 | 45,869 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 131,467 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 97,692 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,319 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,271 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,902 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,982 |
| Australia A-Z | 0 | - | 4.54 | 50,078 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,821 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 427,748 |
| The American Revolution | 0 | - | 4.52 | 54,315 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,488 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,295 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,265 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,600 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 150,240 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,729 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 73,072 |
| Countries that Border Poland | 0 | - | 4.99 | 172,850 |
| Russian History A-Z | 0 | - | 4.35 | 31,960 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,096 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,305 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,055 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,651 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,852 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,970 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,943 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,847 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,987 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,786 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,045 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,360 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,527 |
| French History Multiple Choice | 0 | - | 4.55 | 33,163 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,802 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,996 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,900 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,384 |
| History of Germany | 0 | - | 4.39 | 52,933 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,203 |
| Ancient Greek Inventions | 0 | - | 4.18 | 16,388 |
| Counties of Ireland | 0 | - | 4.92 | 196,637 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,126 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,937 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,888 |
| Roman History Vocabulary | 0 | - | 4.41 | 57,681 |
| Ancient Roman Trivia #2 | 0 | - | 4.60 | 43,836 |
| Geography of the Roman Empire | 0 | - | 4.56 | 52,127 |
| Roman Names for Places | 0 | - | 4.62 | 58,577 |
| History of The Netherlands | 0 | - | 4.46 | 17,512 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,901 |
| Countries that Beat Iceland | 0 | - | 4.81 | 43,105 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,676 |
| Spain A-Z | 0 | - | 4.23 | 28,511 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,268 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,674 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,900 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,191 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,411 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,880 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,707 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 131,735 |
| Harry Potter Last Names | 0 | - | 4.64 | 950,713 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 494,275 |
| Middle Earth Geography | 0 | - | 4.56 | 39,906 |
| Lord of the Rings Trivia | 0 | - | 4.53 | 81,661 |
