| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,411 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,774 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,692 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,049 |
| States of Germany | 0 | - | 4.95 | 152,757 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,106 |
| Regions of Italy | 0 | - | 4.92 | 75,991 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,245 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,064 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,255 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 213,747 |
| Famous Germans | 0 | - | 4.50 | 55,328 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,536 |
| Departments of France | 0 | - | 4.93 | 54,204 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,561 |
| England or Wales? | 0 | - | 4.94 | 45,723 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,185 |
| Official European Union Languages | 0 | - | 4.97 | 238,609 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,930 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,381 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,067 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,611 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,012 |
| Famous French People | 0 | - | 4.07 | 35,640 |
| The Mafia Quiz | 0 | - | 4.46 | 23,333 |
| History of The Netherlands | 0 | - | 4.46 | 17,442 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,856 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,843 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,719 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,113 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,629 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 18,067 |
| France A-Z | 0 | - | 4.16 | 38,217 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,379 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,059 |
| Switzerland A-Z | 0 | - | 4.45 | 25,656 |
| Counties of England | 0 | - | 4.97 | 797,449 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 356,410 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,396 |
| Celtic Nations | 0 | - | 4.69 | 46,959 |
| European Geography By Letter - A | 0 | - | 4.52 | 146,403 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 119,662 |
| European Geography By Letter - C | 0 | - | 4.46 | 114,114 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,746 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,611 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,784 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,624 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,927 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,773 |
| European Geography By Letter - V | 0 | - | 4.43 | 93,065 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,512 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,664 |
| Regions of France | 0 | - | 4.72 | 120,918 |
| France Immigration by Country | 0 | - | 4.70 | 76,563 |
| German Groups of Things | 0 | - | 4.46 | 38,487 |
| Germany True or False? | 0 | - | 4.61 | 48,832 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,051 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,409 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,282 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,716 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,291 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,649 |
| Champions League Winners | 0 | - | 4.92 | 1,007,455 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,531 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,186 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,485 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,522 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,906 |
| Famous Nordic People | 0 | - | 4.34 | 20,136 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,153 |
| Famous Spaniards Quiz | 0 | - | 4.24 | 11,615 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,037 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,781 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,535 |
| People on Money - England | 0 | - | 4.29 | 16,617 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,712 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,536 |
| European Geography By Letter - E | 0 | - | 4.23 | 113,856 |
| European Geography By Letter - F | 0 | - | 4.17 | 93,020 |
| European Geography By Letter - H | 0 | - | 4.30 | 96,137 |
| European Geography By Letter - G | 0 | - | 4.27 | 102,810 |
| European Geography By Letter - I | 0 | - | 4.10 | 95,615 |
| European Geography By Letter - K | 0 | - | 4.14 | 70,255 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,800 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,973 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 51,250 |
| European Geography A-Z | 0 | - | 4.29 | 49,285 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,512 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,438 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,003 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,233 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,707 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,838 |
| Word Chain - France | 0 | - | 4.38 | 42,790 |
| Germany Country Quiz | 0 | - | 4.83 | 157,943 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,411 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,023 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,929 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,465 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,119 |
| Italian Foods | 0 | - | 4.30 | 72,816 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,981 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,736 |
| Canary Islands | 0 | - | 4.62 | 17,484 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,071 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 29,740 |
| British Spellings | 0 | - | 4.06 | 99,467 |
| British Groups of Things | 0 | - | 4.25 | 82,881 |
| British Acronyms | 0 | - | 4.40 | 45,808 |
| UK Immigration by Country | 0 | - | 4.94 | 140,968 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,042 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,890 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,711 |
| Geography of Scotland | 0 | - | 4.63 | 21,627 |
| Famous Scottish People | 0 | - | 4.22 | 18,401 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,496 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,660 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,743 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,098 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,541 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,487 |
| Slavic Languages | 0 | - | 4.68 | 54,387 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,787 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,251 |
| French History Multiple Choice | 0 | - | 4.55 | 33,063 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,072 |
| History of Germany | 0 | - | 4.39 | 52,840 |
| The Trojan War | 0 | - | 4.83 | 39,750 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,839 |
| Name that Greek Letter | 0 | - | 4.93 | 323,730 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,947 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,629 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,561 |
| Roman Emperors | 0 | - | 4.95 | 120,136 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,162 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,485 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,621 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,911 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,326 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,705 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,024 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,788 |
| Malta Country Quiz | 0 | - | 4.81 | 31,074 |
| Africa A-Z | 0 | - | 4.57 | 46,622 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,147 |
| Famous Russians | 0 | - | 4.16 | 23,844 |
| History of Russia Quiz | 0 | - | 4.47 | 31,926 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,743 |
| Russian History A-Z | 0 | - | 4.38 | 31,757 |
| Movies Set in France | 0 | - | 4.26 | 13,123 |
| French Inventions | 0 | - | 4.08 | 13,900 |
| History of Paris | 0 | - | 4.24 | 13,654 |
| Word Chain - Germany | 0 | - | 4.31 | 22,592 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,152 |
| Olympian Gods Quiz | 0 | - | 4.96 | 501,117 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 126,125 |
| Famous Irish People | 0 | - | 4.05 | 46,000 |
| History of Italy | 0 | - | 4.55 | 31,992 |
| Word Chain - Italy | 0 | - | 4.07 | 23,169 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,821 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,111 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,675 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,249 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,346 |
| Name a Valid English City | 0 | - | 4.19 | 16,734 |
| London A-Z | 0 | - | 4.10 | 40,786 |
| Asian Cities A-Z by Clue | 0 | - | 4.49 | 35,613 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,316 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,209 |
| Europe Map Quiz | 0 | - | 5.00 | 4,764,972 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,298 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,966 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,245 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,245 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 20,478 |
| Capitals of French Regions | 0 | - | 4.45 | 16,083 |
| Kings of France Quiz | 0 | - | 4.20 | 32,761 |
| Capitals of German States | 0 | - | 4.74 | 28,969 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,354 |
| Ancient Greek Words | 0 | - | 4.93 | 111,690 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,176 |
| British to American Food Translation | 0 | - | 3.38 | 51,968 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,460 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,679 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,427 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,804 |
| Asian Geography By Letter - A | 0 | - | 4.64 | 71,158 |
| Asian Geography by Letter - H | 0 | - | 4.50 | 65,728 |
| Asian Geography By Letter - M | 0 | - | 4.47 | 61,432 |
| Asian Geography by Letter - P | 0 | - | 4.45 | 57,935 |
| Asian Geography by Letter - T | 0 | - | 4.51 | 57,388 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,287 |
| Asian Geography By Letter - L | 0 | - | 4.49 | 43,051 |
| Asian Geography By Letter - O | 0 | - | 4.65 | 31,912 |
| Middle East A-Z | 0 | - | 4.47 | 46,031 |
| 100 Most Common English Words | 0 | - | 4.88 | 1,317,545 |
| Africa Map Quiz | 0 | - | 5.00 | 2,118,822 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,756 |
| Australian Capitals | 0 | - | 4.92 | 62,731 |
| Canada A-Z | 0 | - | 4.73 | 32,845 |
