| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,768 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 525,977 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,260 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,106 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 79,628 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,050 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,017 |
| Famous Germans | 0 | - | 4.50 | 54,552 |
| Famous Italians by Clue | 0 | - | 4.45 | 88,237 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 17,951 |
| Departments of France | 0 | - | 4.93 | 52,630 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,341 |
| Switzerland A-Z | 0 | - | 4.45 | 25,483 |
| England or Wales? | 0 | - | 4.94 | 45,276 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,509 |
| Official European Union Languages | 0 | - | 4.97 | 236,327 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,591 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,796 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,482 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,632 |
| Famous Irish People | 0 | - | 4.05 | 45,845 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,156 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,419 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,393 |
| The Trojan War | 0 | - | 4.83 | 39,392 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,325 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 83,955 |
| Roman Emperors | 0 | - | 4.95 | 118,269 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,479 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,523 |
| Famous Scottish People | 0 | - | 4.22 | 18,318 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,537 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,486 |
| France A-Z | 0 | - | 4.16 | 38,041 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,002 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 349,039 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,224 |
| Celtic Nations | 0 | - | 4.69 | 46,796 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,300 |
| European Geography By Letter - B #1 | 0 | - | 4.64 | 110,811 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,758 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,625 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,154 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,762 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,615 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,579 |
| European Geography By Letter - V | 0 | - | 4.43 | 91,984 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,232 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,546 |
| Ancient Greece A-Z | 0 | - | 4.60 | 22,962 |
| UK Cities Map Quiz | 0 | - | 4.95 | 461,857 |
| London A-Z | 0 | - | 4.10 | 40,621 |
| Champions League Winners | 0 | - | 4.92 | 994,918 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,138 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,102 |
| Famous Russians | 0 | - | 4.16 | 23,706 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,552 |
| Austria Country Quiz | 0 | - | 4.57 | 59,274 |
| Famous French People | 0 | - | 4.12 | 27,861 |
| Countries Bordering France | 0 | - | 4.85 | 395,591 |
| States of Germany | 0 | - | 4.96 | 149,740 |
| Germany Immigration by Country | 0 | - | 4.84 | 79,896 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,631 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,480 |
| Regions of Italy | 0 | - | 4.92 | 74,585 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,723 |
| Famous Nordic People | 0 | - | 4.34 | 19,816 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,648 |
| Famous Spaniards Quiz | 0 | - | 4.24 | 11,538 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,122 |
| Switzerland Country Quiz | 0 | - | 4.51 | 62,872 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,392 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 65,924 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,147 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,386 |
| European Geography By Letter - H | 0 | - | 4.30 | 94,834 |
| European Geography By Letter - G | 0 | - | 4.25 | 101,202 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,427 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,099 |
| European Geography By Letter - O | 0 | - | 4.28 | 61,879 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,264 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,470 |
| European Geography A-Z | 0 | - | 4.28 | 48,947 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,088 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,185 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 273,944 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 164,885 |
| Austria... or Australia? | 0 | - | 4.68 | 103,810 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,037 |
| Germany Country Quiz | 0 | - | 4.82 | 156,384 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,044 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,736 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,745 |
| Italy Country Quiz | 0 | - | 4.82 | 122,063 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,243 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 150,969 |
| Countries Italy Declared War On | 0 | - | 4.75 | 42,905 |
| The Mafia Quiz | 0 | - | 4.46 | 23,193 |
| History of The Netherlands | 0 | - | 4.46 | 17,296 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 95,863 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,489 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,657 |
| UK Immigration by Country | 0 | - | 4.94 | 139,479 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 137,949 |
| British Monopoly Board | 0 | - | 4.52 | 41,015 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,091 |
| Name the English Monarchs | 0 | - | 4.92 | 497,310 |
| All UEFA Champions League Teams Ever | 0 | - | 4.84 | 128,258 |
| Famous Australians by Description | 0 | - | 4.23 | 27,407 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,592 |
| Word Scramble - European Countries | 0 | - | 4.74 | 140,905 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 112,774 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,056 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,733 |
| Slavic Languages | 0 | - | 4.67 | 53,923 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,350 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,454 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,750 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,535 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,234 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,006 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 641,113 |
| Name that Greek Letter | 0 | - | 4.94 | 321,407 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 72,785 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,401 |
| Counties of Ireland | 0 | - | 4.92 | 192,767 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,403 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,352 |
| Countries that Beat Italy | 0 | - | 4.85 | 53,787 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,150 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,494 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,635 |
| Roman Names for Places | 0 | - | 4.62 | 57,813 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,583 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,221 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,460 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,110 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,391 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,416 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,899 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,136 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,400 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,404 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,059 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,576 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,689 |
| Africa A-Z | 0 | - | 4.57 | 46,342 |
| Top European Languages on a Map | 0 | - | 4.77 | 130,974 |
| History of Russia Quiz | 0 | - | 4.49 | 31,771 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,542 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,080 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,635 |
| Olympian Gods Quiz | 0 | - | 4.96 | 494,517 |
| History of Italy | 0 | - | 4.55 | 31,796 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,079 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,458 |
| Most Common Last Names in Sweden | 0 | - | 4.49 | 15,275 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,958 |
| Geography of Spain | 0 | - | 4.59 | 21,937 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,454 |
| Members of the British Royal Family | 0 | - | 4.10 | 113,778 |
| People on Money - England | 0 | - | 4.29 | 16,557 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,280 |
| Sherlock Holmes Quiz | 0 | - | 4.49 | 26,568 |
| Asian Cities A-Z by Clue | 0 | - | 4.53 | 32,752 |
| Famous Chinese People | 0 | - | 4.09 | 11,790 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,316 |
| Famous Mexicans and Mexican-Americans | 0 | - | 4.15 | 16,900 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 51,672 |
| Europe Map Quiz | 0 | - | 5.00 | 4,726,924 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,958 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,570 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,906 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,945 |
| Four Letter European Geography #1 | 0 | - | 4.44 | 27,079 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 19,565 |
| Capitals of French Regions | 0 | - | 4.45 | 15,977 |
| Regions of France | 0 | - | 4.78 | 119,015 |
| France Immigration by Country | 0 | - | 4.72 | 75,908 |
| Kings of France Quiz | 0 | - | 4.20 | 32,534 |
| German Groups of Things | 0 | - | 4.46 | 38,287 |
| Capitals of German States | 0 | - | 4.74 | 28,793 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,067 |
| Germany True or False? | 0 | - | 4.61 | 48,501 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,378 |
| The Life of Alexander the Great | 0 | - | 4.49 | 18,405 |
| Ancient Greek Words | 0 | - | 4.92 | 110,532 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,108 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,541 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,713 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,021 |
| British to American Food Translation | 0 | - | 3.38 | 51,800 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 101,848 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,376 |
| Name Every Beatles Song | 0 | - | 4.97 | 233,781 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 290,176 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 70,768 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,342 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,107 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,514 |
