| Departments of France | 0 | - | 4.93 | 53,033 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,567 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,884 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 210,252 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,404 |
| England or Wales? | 0 | - | 4.94 | 45,404 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,724 |
| Official European Union Languages | 0 | - | 4.97 | 237,247 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,085 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,829 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,708 |
| The Trojan War | 0 | - | 4.83 | 39,488 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 643,209 |
| Name that Greek Letter | 0 | - | 4.94 | 322,050 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,844 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,156 |
| Roman Emperors | 0 | - | 4.95 | 118,767 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,615 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,338 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,616 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,826 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,835 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,963 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,391 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,709 |
| France A-Z | 0 | - | 4.16 | 38,090 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,115 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,635 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 351,126 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,846 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,263 |
| Celtic Nations | 0 | - | 4.69 | 46,839 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,121 |
| Capitals of French Regions | 0 | - | 4.45 | 16,002 |
| Regions of France | 0 | - | 4.78 | 119,582 |
| France Immigration by Country | 0 | - | 4.72 | 76,057 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,765 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,723 |
| Champions League Winners | 0 | - | 4.92 | 998,290 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,509 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,383 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,501 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,027 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,601 |
| Geography of the French Empire | 0 | - | 4.45 | 26,963 |
| The French Revolution | 0 | - | 4.46 | 23,826 |
| France Multiple Choice | 0 | - | 4.38 | 40,657 |
| Countries Bordering France | 0 | - | 4.83 | 400,445 |
| Kings of France Quiz | 0 | - | 4.20 | 32,590 |
| History of France | 0 | - | 4.59 | 56,344 |
| States of Germany | 0 | - | 4.96 | 150,555 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,178 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,515 |
| Regions of Italy | 0 | - | 4.92 | 74,941 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,968 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,758 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,631 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,502 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,768 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,338 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,579 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,758 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,220 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,027 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,635 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,549 |
| Austria... or Australia? | 0 | - | 4.68 | 103,982 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,429 |
| Presidents of France | 0 | - | 4.25 | 23,937 |
| Word Chain - France | 0 | - | 4.38 | 42,618 |
| Germany Country Quiz | 0 | - | 4.82 | 156,834 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,365 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,821 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,803 |
| Italy Country Quiz | 0 | - | 4.82 | 122,438 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,596 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,285 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,053 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,229 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,837 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,180 |
| UK Immigration by Country | 0 | - | 4.94 | 139,901 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,512 |
| British Monopoly Board | 0 | - | 4.52 | 41,073 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,565 |
| Name the English Monarchs | 0 | - | 4.92 | 498,961 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 128,812 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,587 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,482 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,613 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,114 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,425 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,970 |
| Slavic Languages | 0 | - | 4.68 | 54,065 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,989 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,463 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,568 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,911 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,924 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 17,980 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,615 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,888 |
| Tour de France Winners | 0 | - | 4.27 | 15,254 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,592 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,833 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,590 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,059 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,488 |
| Counties of Ireland | 0 | - | 4.92 | 193,521 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,470 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,555 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,004 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,609 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,581 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,736 |
| Roman Names for Places | 0 | - | 4.62 | 57,955 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,815 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,285 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,498 |
| Languages of Spain | 0 | - | 4.36 | 23,186 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,907 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,567 |
| Switzerland A-Z | 0 | - | 4.45 | 25,538 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,501 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,944 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,469 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 129,046 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,505 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,611 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,906 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 95,888 |
| History of Russia Quiz | 0 | - | 4.49 | 31,813 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,606 |
| Famous French People | 0 | - | 4.12 | 28,061 |
| Movies Set in France | 0 | - | 4.26 | 13,089 |
| French Inventions | 0 | - | 4.08 | 13,869 |
| History of Paris | 0 | - | 4.24 | 13,623 |
| French History A-Z | 0 | - | 4.22 | 24,070 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,030 |
| Olympian Gods Quiz | 0 | - | 4.96 | 497,333 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 124,672 |
| Famous Irish People | 0 | - | 4.05 | 45,881 |
| History of Italy | 0 | - | 4.55 | 31,860 |
| Italy Multiple Choice | 0 | - | 4.73 | 103,310 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,519 |
| Most Common Last Names in Sweden | 0 | - | 4.49 | 15,296 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,027 |
| Geography of Spain | 0 | - | 4.59 | 21,989 |
| Members of the British Royal Family | 0 | - | 4.10 | 113,854 |
| British Geography A-Z | 0 | - | 4.41 | 19,440 |
| Sherlock Holmes Quiz | 0 | - | 4.49 | 26,592 |
| London A-Z | 0 | - | 4.10 | 40,671 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,810 |
| European Geography By Letter - A | 0 | - | 4.61 | 132,569 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 111,040 |
| European Geography By Letter - C | 0 | - | 4.46 | 112,004 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,884 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,352 |
| European Geography By Letter - M | 0 | - | 4.64 | 129,133 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,957 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,725 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,102 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,453 |
| Europe Map Quiz | 0 | - | 5.00 | 4,738,026 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,045 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,684 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,006 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 61,039 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,701 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.73 | 65,459 |
| Four Letter European Geography #1 | 0 | - | 4.44 | 27,257 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 19,707 |
| France World Cup Squad 2018 | 0 | - | 4.41 | 33,356 |
| Famous Germans | 0 | - | 4.50 | 54,720 |
| German Groups of Things | 0 | - | 4.46 | 38,343 |
| Capitals of German States | 0 | - | 4.74 | 28,864 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,146 |
| Germany True or False? | 0 | - | 4.61 | 48,590 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,593 |
| The Life of Alexander the Great | 0 | - | 4.49 | 18,440 |
| Ancient Greek Words | 0 | - | 4.92 | 110,898 |
| Famous Italians by Clue | 0 | - | 4.45 | 88,700 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,120 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,715 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,932 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,099 |
| British to American Food Translation | 0 | - | 3.38 | 51,885 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,126 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,316 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,422 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,549 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 290,555 |
| Famous Scottish People | 0 | - | 4.22 | 18,343 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,750 |
| Africa Map Quiz | 0 | - | 5.00 | 2,106,920 |
| Oceania Map Quiz | 0 | - | 4.98 | 636,729 |
| Australian Capitals | 0 | - | 4.92 | 62,613 |
| European Physical Geography | 0 | - | 4.26 | 33,395 |
| Geography of Russia | 0 | - | 4.57 | 21,450 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,815 |
