| Departments of France | 0 | - | 4.93 | 52,863 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,470 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,650 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,226 |
| States of Germany | 0 | - | 4.96 | 150,162 |
| Germany Immigration by Country | 0 | - | 4.84 | 80,055 |
| Regions of Italy | 0 | - | 4.92 | 74,767 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,850 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,410 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,224 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 290,382 |
| Regions of France | 0 | - | 4.78 | 119,314 |
| France Immigration by Country | 0 | - | 4.72 | 75,982 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,378 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,460 |
| England or Wales? | 0 | - | 4.94 | 45,339 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,600 |
| Official European Union Languages | 0 | - | 4.97 | 236,878 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,722 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,329 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,527 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,554 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,621 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,575 |
| French History Multiple Choice | 0 | - | 4.55 | 32,882 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,246 |
| Celtic Nations | 0 | - | 4.69 | 46,819 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,875 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,910 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,021 |
| Famous Germans | 0 | - | 4.50 | 54,637 |
| German Groups of Things | 0 | - | 4.46 | 38,309 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,056 |
| Germany True or False? | 0 | - | 4.61 | 48,539 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,479 |
| Famous Italians by Clue | 0 | - | 4.45 | 88,555 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,849 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,062 |
| Counties of England | 0 | - | 4.97 | 789,489 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,006 |
| The UK for Americans - True or False | 0 | - | 4.46 | 58,402 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,168 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 350,148 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,354 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,255 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,294 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 79,838 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,080 |
| Movies Set in France | 0 | - | 4.26 | 13,076 |
| French Inventions | 0 | - | 4.08 | 13,866 |
| History of Paris | 0 | - | 4.24 | 13,616 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,754 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,252 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,011 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,151 |
| Champions League Winners | 0 | - | 4.92 | 996,775 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,162 |
| France Country Quiz | 0 | - | 4.70 | 133,885 |
| Geography of the French Empire | 0 | - | 4.48 | 26,941 |
| The French Revolution | 0 | - | 4.46 | 23,789 |
| Countries Bordering France | 0 | - | 4.83 | 399,467 |
| Kings of France Quiz | 0 | - | 4.20 | 32,561 |
| History of France | 0 | - | 4.59 | 56,102 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,541 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,712 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,239 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,501 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,637 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,313 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,243 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,259 |
| Word Chain - France | 0 | - | 4.38 | 42,586 |
| Germany Country Quiz | 0 | - | 4.82 | 156,611 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 125,189 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,781 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,774 |
| Italy Country Quiz | 0 | - | 4.82 | 122,260 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,439 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,118 |
| Italian Foods | 0 | - | 4.31 | 72,218 |
| The Mafia Quiz | 0 | - | 4.46 | 23,210 |
| History of The Netherlands | 0 | - | 4.46 | 17,319 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,111 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,698 |
| Canary Islands | 0 | - | 4.61 | 17,407 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,959 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,173 |
| British Spellings | 0 | - | 4.07 | 99,243 |
| British Groups of Things | 0 | - | 4.25 | 82,688 |
| British Acronyms | 0 | - | 4.39 | 45,626 |
| UK Immigration by Country | 0 | - | 4.94 | 139,700 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,952 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,237 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,346 |
| Geography of Scotland | 0 | - | 4.63 | 21,487 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 128,552 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,453 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,603 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,015 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,118 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,857 |
| Slavic Languages | 0 | - | 4.67 | 53,998 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,415 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,557 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 17,964 |
| 20 Questions About France | 0 | - | 4.11 | 32,340 |
| France A-Z | 0 | - | 4.16 | 38,065 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,552 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,823 |
| Tour de France Winners | 0 | - | 4.27 | 15,227 |
| History of Germany | 0 | - | 4.39 | 52,623 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 642,115 |
| Name that Greek Letter | 0 | - | 4.94 | 321,747 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,435 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 60,397 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,258 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,476 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,154 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,542 |
| Switzerland A-Z | 0 | - | 4.45 | 25,512 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,451 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,925 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,695 |
| Viva la Vida Lyrics | 0 | - | 4.37 | 49,566 |
| Malta Country Quiz | 0 | - | 4.81 | 30,836 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,594 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,167 |
| History of Russia Quiz | 0 | - | 4.49 | 31,797 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,578 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,100 |
| Famous French People | 0 | - | 4.12 | 27,961 |
| French Foods | 0 | - | 4.00 | 27,593 |
| Word Chain - Germany | 0 | - | 4.31 | 22,478 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,485 |
| The Trojan War | 0 | - | 4.83 | 39,447 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,598 |
| 101 Figures from Greek Mythology | 0 | - | 5.00 | 124,362 |
| History of Italy | 0 | - | 4.55 | 31,825 |
| Word Chain - Italy | 0 | - | 4.07 | 23,089 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,188 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,045 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,066 |
| Roman Emperors | 0 | - | 4.95 | 118,531 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,490 |
| Famous Nordic People | 0 | - | 4.34 | 19,866 |
| Famous Spaniards Quiz | 0 | - | 4.24 | 11,546 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,989 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,243 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,468 |
| People on Money - England | 0 | - | 4.29 | 16,566 |
| Name a Valid English City | 0 | - | 4.19 | 16,631 |
| UK General Knowledge Multiple Choice #3 | 0 | - | 4.53 | 18,036 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,343 |
| A Quiz About The Beatles | 0 | - | 4.56 | 47,568 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,154 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,424 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 110,927 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,875 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,736 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,241 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,938 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,693 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,648 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,033 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,327 |
| Europe Map Quiz | 0 | - | 5.00 | 4,732,489 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,003 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,635 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,959 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 61,000 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,611 |
| Four Letter European Geography #1 | 0 | - | 4.44 | 27,167 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 19,624 |
| Capitals of French Regions | 0 | - | 4.45 | 15,988 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,706 |
| Capitals of German States | 0 | - | 4.74 | 28,815 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,104 |
| Olympian Gods Quiz | 0 | - | 4.96 | 496,446 |
| Ancient Greek Words | 0 | - | 4.92 | 110,728 |
| British to American Food Translation | 0 | - | 3.38 | 51,843 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,274 |
| Imagine Lyrics | 0 | - | 4.53 | 43,068 |
| Beatles Songs by Synonyms | 0 | - | 4.74 | 40,307 |
| Famous Scottish People | 0 | - | 4.22 | 18,329 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,838 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,554 |
| Australian Capitals | 0 | - | 4.92 | 62,594 |
| America the Beautiful Lyrics | 0 | - | 4.27 | 19,718 |
| European Physical Geography | 0 | - | 4.26 | 33,376 |
| Geography of Russia | 0 | - | 4.57 | 21,430 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,784 |
| History of Austria | 0 | - | 4.70 | 17,758 |
| Austria Country Quiz | 0 | - | 4.57 | 59,365 |
| Belgium Country Quiz | 0 | - | 4.70 | 71,266 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,911 |
| France Multiple Choice | 0 | - | 4.38 | 40,639 |
| France World Cup Squad 2018 | 0 | - | 4.41 | 33,300 |
| Ligue 1 Champions | 0 | - | 4.18 | 48,137 |
| Embarrassing Chapters in French History | 0 | - | 3.67 | 20,047 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,388 |
