| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,230 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,612 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 77,901 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,666 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,980 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 212,036 |
| Famous Germans | 0 | - | 4.50 | 55,146 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,252 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 18,044 |
| Departments of France | 0 | - | 4.93 | 53,738 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,513 |
| Switzerland A-Z | 0 | - | 4.45 | 25,619 |
| England or Wales? | 0 | - | 4.94 | 45,591 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,984 |
| Official European Union Languages | 0 | - | 4.97 | 238,084 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,589 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,432 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,707 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,176 |
| Famous Irish People | 0 | - | 4.05 | 45,975 |
| United Kingdom A-Z | 0 | - | 4.51 | 87,553 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,550 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,462 |
| The Trojan War | 0 | - | 4.83 | 39,640 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,511 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,402 |
| Roman Emperors | 0 | - | 4.95 | 119,639 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,870 |
| Famous French People | 0 | - | 4.06 | 34,662 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,747 |
| Famous Scottish People | 0 | - | 4.22 | 18,387 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,944 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 170,501 |
| France A-Z | 0 | - | 4.16 | 38,166 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,278 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,865 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 354,086 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,353 |
| Celtic Nations | 0 | - | 4.69 | 46,906 |
| European Geography By Letter - A | 0 | - | 4.51 | 144,828 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 112,576 |
| European Geography By Letter - C | 0 | - | 4.46 | 113,315 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,048 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,112 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,109 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,204 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,544 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,229 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,789 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,116 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,347 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,114 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,966 |
| London A-Z | 0 | - | 4.10 | 40,743 |
| Champions League Winners | 0 | - | 4.92 | 1,003,536 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,140 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,874 |
| Famous Russians | 0 | - | 4.16 | 23,815 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,295 |
| Austria Country Quiz | 0 | - | 4.57 | 59,628 |
| Countries Bordering France | 0 | - | 4.83 | 401,812 |
| States of Germany | 0 | - | 4.96 | 151,826 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,865 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,551 |
| Regions of Italy | 0 | - | 4.92 | 75,523 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 51,809 |
| Famous Nordic People | 0 | - | 4.34 | 20,061 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,025 |
| Famous Spaniards Quiz | 0 | - | 4.24 | 11,608 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,602 |
| Switzerland Country Quiz | 0 | - | 4.51 | 63,244 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,657 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,394 |
| European Geography By Letter - E | 0 | - | 4.23 | 113,225 |
| European Geography By Letter - F | 0 | - | 4.17 | 92,550 |
| European Geography By Letter - H | 0 | - | 4.30 | 95,731 |
| European Geography By Letter - G | 0 | - | 4.27 | 102,381 |
| European Geography By Letter - I | 0 | - | 4.10 | 95,223 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,886 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,492 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,737 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 51,002 |
| European Geography A-Z | 0 | - | 4.29 | 49,186 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,383 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,524 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,244 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,620 |
| Austria... or Australia? | 0 | - | 4.68 | 104,227 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,410 |
| Germany Country Quiz | 0 | - | 4.82 | 157,543 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,849 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,931 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,874 |
| Italy Country Quiz | 0 | - | 4.82 | 123,163 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,079 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,795 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,239 |
| The Mafia Quiz | 0 | - | 4.46 | 23,293 |
| History of The Netherlands | 0 | - | 4.46 | 17,403 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,645 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,345 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,688 |
| UK Immigration by Country | 0 | - | 4.94 | 140,639 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,398 |
| British Monopoly Board | 0 | - | 4.52 | 41,137 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,191 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,652 |
| Name the English Monarchs | 0 | - | 4.91 | 501,362 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,698 |
| Famous Australians by Description | 0 | - | 4.23 | 27,870 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,640 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,475 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,329 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,414 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,336 |
| Slavic Languages | 0 | - | 4.68 | 54,261 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,610 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,781 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,083 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,041 |
| Countries that Beat Germany | 0 | - | 4.95 | 106,083 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,037 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 645,984 |
| Name that Greek Letter | 0 | - | 4.93 | 323,055 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,445 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,601 |
| Counties of Ireland | 0 | - | 4.92 | 194,584 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,573 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,741 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,298 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,677 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,687 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,849 |
| Roman Names for Places | 0 | - | 4.62 | 58,169 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,129 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,417 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,580 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,576 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,774 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,628 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,997 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,883 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,100 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,678 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,148 |
| World Capitals Closest to London | 0 | - | 4.87 | 110,217 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,671 |
| Africa A-Z | 0 | - | 4.57 | 46,562 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,831 |
| History of Russia Quiz | 0 | - | 4.49 | 31,878 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,690 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,187 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,899 |
| Olympian Gods Quiz | 0 | - | 4.96 | 499,474 |
| History of Italy | 0 | - | 4.55 | 31,934 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,623 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,608 |
| Most Common Last Names in Sweden | 0 | - | 4.49 | 15,373 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,157 |
| Geography of Spain | 0 | - | 4.59 | 22,045 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,517 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,004 |
| People on Money - England | 0 | - | 4.29 | 16,600 |
| British Geography A-Z | 0 | - | 4.42 | 19,492 |
| Sherlock Holmes Quiz | 0 | - | 4.49 | 26,637 |
| Asian Cities A-Z by Clue | 0 | - | 4.52 | 35,396 |
| Famous Chinese People | 0 | - | 4.09 | 11,865 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,833 |
| Famous Mexicans and Mexican-Americans | 0 | - | 4.15 | 16,938 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,067 |
| Europe Map Quiz | 0 | - | 5.00 | 4,754,768 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,203 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,861 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,150 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,176 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 20,353 |
| Capitals of French Regions | 0 | - | 4.45 | 16,035 |
| Regions of France | 0 | - | 4.75 | 120,372 |
| France Immigration by Country | 0 | - | 4.70 | 76,385 |
| Kings of France Quiz | 0 | - | 4.20 | 32,680 |
| German Groups of Things | 0 | - | 4.46 | 38,431 |
| Capitals of German States | 0 | - | 4.74 | 28,924 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,275 |
| Germany True or False? | 0 | - | 4.61 | 48,735 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,856 |
| The Life of Alexander the Great | 0 | - | 4.51 | 18,475 |
| Ancient Greek Words | 0 | - | 4.93 | 111,321 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,167 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,991 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,214 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,232 |
| British to American Food Translation | 0 | - | 3.38 | 51,942 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,055 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,594 |
| Name Every Beatles Song | 0 | - | 4.97 | 235,595 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,438 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,059 |
| Asian Geography by Letter - H | 0 | - | 4.49 | 65,614 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,351 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,814 |
