| Departments of France | 0 | - | 4.93 | 52,867 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,488 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,660 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,240 |
| States of Germany | 0 | - | 4.96 | 150,177 |
| Germany Immigration by Country | 0 | - | 4.84 | 80,061 |
| Regions of Italy | 0 | - | 4.92 | 74,775 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,854 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,422 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,231 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 290,385 |
| Regions of France | 0 | - | 4.78 | 119,324 |
| France Immigration by Country | 0 | - | 4.72 | 75,985 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,380 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,460 |
| England or Wales? | 0 | - | 4.94 | 45,341 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,601 |
| Official European Union Languages | 0 | - | 4.97 | 236,907 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,726 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,347 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,528 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,556 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,623 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,576 |
| French History Multiple Choice | 0 | - | 4.55 | 32,882 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,248 |
| Celtic Nations | 0 | - | 4.69 | 46,819 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,882 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,917 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,032 |
| Famous Germans | 0 | - | 4.50 | 54,640 |
| 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 | 47,480 |
| Famous Italians by Clue | 0 | - | 4.45 | 88,561 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,851 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,063 |
| Counties of England | 0 | - | 4.97 | 789,529 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,008 |
| The UK for Americans - True or False | 0 | - | 4.46 | 58,403 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,179 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 350,177 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,354 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,262 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,294 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 79,844 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,100 |
| Movies Set in France | 0 | - | 4.26 | 13,076 |
| French Inventions | 0 | - | 4.08 | 13,866 |
| History of Paris | 0 | - | 4.24 | 13,617 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,758 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,260 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,028 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,155 |
| Champions League Winners | 0 | - | 4.92 | 996,820 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,163 |
| France Country Quiz | 0 | - | 4.70 | 133,892 |
| Geography of the French Empire | 0 | - | 4.48 | 26,941 |
| The French Revolution | 0 | - | 4.46 | 23,790 |
| Countries Bordering France | 0 | - | 4.83 | 399,514 |
| Kings of France Quiz | 0 | - | 4.20 | 32,568 |
| History of France | 0 | - | 4.59 | 56,113 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,542 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,713 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,243 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,514 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,644 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,324 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,252 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,266 |
| Word Chain - France | 0 | - | 4.38 | 42,586 |
| Germany Country Quiz | 0 | - | 4.82 | 156,620 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 125,193 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,785 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,775 |
| Italy Country Quiz | 0 | - | 4.82 | 122,268 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,446 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,124 |
| Italian Foods | 0 | - | 4.31 | 72,218 |
| The Mafia Quiz | 0 | - | 4.46 | 23,211 |
| History of The Netherlands | 0 | - | 4.46 | 17,320 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,114 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,701 |
| Canary Islands | 0 | - | 4.61 | 17,407 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,979 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,179 |
| British Spellings | 0 | - | 4.07 | 99,245 |
| British Groups of Things | 0 | - | 4.25 | 82,689 |
| British Acronyms | 0 | - | 4.39 | 45,627 |
| UK Immigration by Country | 0 | - | 4.94 | 139,709 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,952 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,250 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,355 |
| Geography of Scotland | 0 | - | 4.63 | 21,487 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 128,556 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,454 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,605 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,017 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,121 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,860 |
| Slavic Languages | 0 | - | 4.67 | 54,000 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,415 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,558 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 17,965 |
| 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 | 45,554 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,825 |
| Tour de France Winners | 0 | - | 4.27 | 15,227 |
| History of Germany | 0 | - | 4.39 | 52,624 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 642,144 |
| Name that Greek Letter | 0 | - | 4.94 | 321,759 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,436 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 60,401 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,259 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,478 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,158 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,545 |
| 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 | 49,569 |
| Malta Country Quiz | 0 | - | 4.81 | 30,841 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,604 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,174 |
| History of Russia Quiz | 0 | - | 4.49 | 31,798 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,580 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,102 |
| Famous French People | 0 | - | 4.12 | 27,963 |
| French Foods | 0 | - | 4.00 | 27,593 |
| Word Chain - Germany | 0 | - | 4.31 | 22,479 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,487 |
| The Trojan War | 0 | - | 4.83 | 39,447 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,609 |
| 101 Figures from Greek Mythology | 0 | - | 5.00 | 124,372 |
| History of Italy | 0 | - | 4.55 | 31,828 |
| 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 | 84,071 |
| Roman Emperors | 0 | - | 4.95 | 118,538 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,491 |
| Famous Nordic People | 0 | - | 4.34 | 19,869 |
| Famous Spaniards Quiz | 0 | - | 4.24 | 11,547 |
| 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 | 21,469 |
| People on Money - England | 0 | - | 4.29 | 16,566 |
| Name a Valid English City | 0 | - | 4.19 | 16,632 |
| UK General Knowledge Multiple Choice #3 | 0 | - | 4.53 | 18,037 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,344 |
| A Quiz About The Beatles | 0 | - | 4.56 | 47,569 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,159 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,425 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 110,928 |
| 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 | 112,243 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,942 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,694 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,650 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,034 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,329 |
| Europe Map Quiz | 0 | - | 5.00 | 4,732,637 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,004 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,635 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,960 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 61,001 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,614 |
| Four Letter European Geography #1 | 0 | - | 4.44 | 27,168 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 19,627 |
| Capitals of French Regions | 0 | - | 4.45 | 15,988 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,710 |
| Capitals of German States | 0 | - | 4.74 | 28,816 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,105 |
| Olympian Gods Quiz | 0 | - | 4.96 | 496,493 |
| Ancient Greek Words | 0 | - | 4.92 | 110,733 |
| British to American Food Translation | 0 | - | 3.38 | 51,850 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,275 |
| Imagine Lyrics | 0 | - | 4.53 | 43,068 |
| Beatles Songs by Synonyms | 0 | - | 4.74 | 40,308 |
| Famous Scottish People | 0 | - | 4.22 | 18,330 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,862 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,580 |
| Australian Capitals | 0 | - | 4.92 | 62,595 |
| America the Beautiful Lyrics | 0 | - | 4.27 | 19,718 |
| European Physical Geography | 0 | - | 4.26 | 33,377 |
| Geography of Russia | 0 | - | 4.57 | 21,430 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,788 |
| History of Austria | 0 | - | 4.70 | 17,759 |
| Austria Country Quiz | 0 | - | 4.57 | 59,366 |
| Belgium Country Quiz | 0 | - | 4.70 | 71,271 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,914 |
| France Multiple Choice | 0 | - | 4.38 | 40,640 |
| France World Cup Squad 2018 | 0 | - | 4.41 | 33,301 |
| Ligue 1 Champions | 0 | - | 4.18 | 48,138 |
| Embarrassing Chapters in French History | 0 | - | 3.67 | 20,047 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,388 |
