| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,150 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 533,121 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,109 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 89,103 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 82,199 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 217,498 |
| Departments of France | 0 | - | 4.93 | 55,420 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,785 |
| England or Wales? | 0 | - | 4.94 | 46,063 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,874 |
| Official European Union Languages | 0 | - | 4.97 | 240,396 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,845 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,437 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,292 |
| United Kingdom A-Z | 0 | - | 4.51 | 88,473 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,800 |
| The Trojan War | 0 | - | 4.83 | 40,091 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 113,269 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,705 |
| Roman Emperors | 0 | - | 4.95 | 121,460 |
| Denmark Country Quiz | 0 | - | 4.78 | 76,338 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,393 |
| Greenland Country Quiz | 0 | - | 4.78 | 36,563 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,114 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 32,224 |
| Monarchies of the World | 0 | - | 4.94 | 170,588 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,224 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,583 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,683 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 18,163 |
| France A-Z | 0 | - | 4.16 | 38,366 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,758 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,514 |
| Switzerland A-Z | 0 | - | 4.45 | 25,796 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 362,773 |
| Monarchies Bordering Monarchies | 0 | - | 4.81 | 60,640 |
| Celtic Nations | 0 | - | 4.61 | 47,130 |
| European Geography By Letter - A | 0 | - | 4.52 | 148,364 |
| European Geography By Letter - B #1 | 0 | - | 4.62 | 121,771 |
| European Geography By Letter - C | 0 | - | 4.44 | 124,281 |
| European Geography By Letter - D | 0 | - | 4.49 | 118,799 |
| European Geography By Letter - L | 0 | - | 4.52 | 115,285 |
| European Geography By Letter - M | 0 | - | 4.69 | 132,807 |
| European Geography By Letter - N | 0 | - | 4.44 | 102,290 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,894 |
| European Geography By Letter - V | 0 | - | 4.43 | 94,173 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,794 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,570 |
| Famous Germans | 0 | - | 4.50 | 55,881 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,262 |
| Famous Irish People | 0 | - | 4.05 | 46,082 |
| Famous Italians by Clue | 0 | - | 4.45 | 90,554 |
| Most Common Last Names in Sweden | 0 | - | 4.50 | 15,504 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,887 |
| London A-Z | 0 | - | 4.10 | 40,912 |
| Champions League Winners | 0 | - | 4.92 | 1,018,202 |
| Add A Letter - Make a European City | 0 | - | 4.88 | 23,538 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,997 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,920 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,969 |
| Countries Bordering France | 0 | - | 4.83 | 405,400 |
| States of Germany | 0 | - | 4.95 | 154,972 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,825 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,284 |
| Regions of Italy | 0 | - | 4.92 | 77,279 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,929 |
| Famous Nordic People | 0 | - | 4.34 | 20,350 |
| Nordic Cities Map Quiz | 0 | - | 4.77 | 90,811 |
| Sweden Immigration by Country | 0 | - | 4.53 | 56,443 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,611 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,908 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,584 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,874 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,119 |
| European Geography By Letter - E | 0 | - | 4.23 | 115,781 |
| European Geography By Letter - F | 0 | - | 4.15 | 94,662 |
| European Geography By Letter - H | 0 | - | 4.30 | 97,354 |
| European Geography By Letter - G | 0 | - | 4.27 | 104,135 |
| European Geography By Letter - I | 0 | - | 4.07 | 96,705 |
| European Geography By Letter - K | 0 | - | 4.15 | 71,354 |
| European Geography By Letter - O | 0 | - | 4.29 | 63,729 |
| European Geography by Letter - W | 0 | - | 4.21 | 83,695 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 51,995 |
| European Geography A-Z | 0 | - | 4.29 | 49,526 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.74 | 58,832 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,390 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 279,364 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,308 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,996 |
| Austria... or Australia? | 0 | - | 4.67 | 104,854 |
| Famous French People | 0 | - | 4.05 | 36,168 |
| France Cities Map Quiz | 0 | - | 4.96 | 168,015 |
| Germany Country Quiz | 0 | - | 4.82 | 159,088 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 127,251 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,285 |
| Geography of Ancient Greece | 0 | - | 4.69 | 32,076 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,452 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 153,250 |
| Countries Italy Declared War On | 0 | - | 4.74 | 48,311 |
| The Mafia Quiz | 0 | - | 4.46 | 23,454 |
| History of The Netherlands | 0 | - | 4.46 | 17,572 |
| Finland Country Quiz | 0 | - | 4.51 | 60,089 |
| Norway Country Quiz | 0 | - | 4.45 | 77,925 |
| Iceland Country Quiz | 0 | - | 4.69 | 43,441 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,639 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 187,057 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 117,141 |
| UK Immigration by Country | 0 | - | 4.94 | 141,916 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,290 |
| British Monopoly Board | 0 | - | 4.52 | 41,294 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 119,065 |
| Name the English Monarchs | 0 | - | 4.91 | 507,472 |
| Famous Scottish People | 0 | - | 4.22 | 18,444 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 132,508 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,742 |
| Word Scramble - European Countries | 0 | - | 4.73 | 142,457 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 124,205 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,928 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 66,068 |
| Slavic Languages | 0 | - | 4.67 | 54,789 |
| Countries Bordering Austria | 0 | - | 4.97 | 119,059 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 105,005 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,233 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,571 |
| Countries that Beat Germany | 0 | - | 4.94 | 107,515 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 99,184 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 653,089 |
| Name that Greek Letter | 0 | - | 4.93 | 325,337 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 74,493 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,894 |
| Counties of Ireland | 0 | - | 4.92 | 197,721 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,764 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,382 |
| Countries that Beat Italy | 0 | - | 4.85 | 55,301 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,689 |
| Ancient Roman Trivia #2 | 0 | - | 4.61 | 44,401 |
| Geography of the Roman Empire | 0 | - | 4.55 | 52,270 |
| Roman Names for Places | 0 | - | 4.62 | 58,795 |
| Countries Closest to Iceland | 0 | - | 4.90 | 74,306 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,667 |
| Most Common First Names in Spain | 0 | - | 4.33 | 55,387 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,399 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,445 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 70,033 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,115 |
| Countries that Visit the UK the Most | 0 | - | 4.88 | 76,027 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 132,692 |
| Wonderwall Lyrics | 0 | - | 4.25 | 74,157 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 238,637 |
| World Capitals Closest to London | 0 | - | 4.88 | 111,434 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,431 |
| Top European Languages on a Map | 0 | - | 4.77 | 133,029 |
| Famous Russians | 0 | - | 4.16 | 23,929 |
| History of Russia Quiz | 0 | - | 4.47 | 32,029 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,904 |
| Russian History A-Z | 0 | - | 4.35 | 32,310 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,460 |
| The Reign of Napoleon | 0 | - | 4.54 | 39,225 |
| Olympian Gods Quiz | 0 | - | 4.96 | 504,546 |
| Iceland... or Ireland? | 0 | - | 4.74 | 57,266 |
| History of Italy | 0 | - | 4.55 | 32,187 |
| Italy Multiple Choice | 0 | - | 4.74 | 104,534 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,856 |
| Countries Once Held by Sweden | 0 | - | 4.18 | 34,875 |
| Sweden Country Quiz | 0 | - | 4.35 | 68,624 |
| Famous Spaniards Quiz | 0 | - | 4.24 | 11,651 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,470 |
| Geography of Spain | 0 | - | 4.59 | 22,293 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,544 |
| People on Money - England | 0 | - | 4.29 | 20,215 |
| British Geography A-Z | 0 | - | 4.42 | 19,634 |
| Sherlock Holmes Quiz | 0 | - | 4.49 | 26,736 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 43,092 |
| Africa A-Z | 0 | - | 4.57 | 46,801 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,607 |
| Europe Map Quiz | 0 | - | 5.00 | 4,793,947 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,580 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,251 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,518 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,475 |
| Four Letter European Geography #1 | 0 | - | 4.41 | 28,623 |
| Four Letter European Geography #2 | 0 | - | 4.54 | 20,795 |
| Capitals of French Regions | 0 | - | 4.45 | 16,210 |
| Regions of France | 0 | - | 4.70 | 122,427 |
| France Immigration by Country | 0 | - | 4.70 | 77,018 |
| Kings of France Quiz | 0 | - | 4.22 | 32,972 |
| German Groups of Things | 0 | - | 4.47 | 38,677 |
| Capitals of German States | 0 | - | 4.74 | 29,099 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,598 |
| Germany True or False? | 0 | - | 4.61 | 49,073 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,595 |
| The Life of Alexander the Great | 0 | - | 4.51 | 18,597 |
| Ancient Greek Words | 0 | - | 4.93 | 112,691 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,278 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,630 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,944 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,479 |
| British to American Food Translation | 0 | - | 3.38 | 52,065 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,969 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,857 |
