| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,188 |
| Official European Union Languages | 0 | - | 4.97 | 238,614 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,934 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,792 |
| States of Germany | 0 | - | 4.95 | 152,767 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,112 |
| Regions of Italy | 0 | - | 4.92 | 75,991 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,248 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,065 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,256 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 213,766 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,054 |
| Departments of France | 0 | - | 4.93 | 54,211 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,561 |
| England or Wales? | 0 | - | 4.94 | 45,725 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,396 |
| Slavic Languages | 0 | - | 4.68 | 54,388 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,024 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,929 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,013 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,151 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,857 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,151 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,754 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,201 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,413 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,728 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,130 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,382 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,073 |
| Counties of England | 0 | - | 4.97 | 797,485 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 356,441 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,492 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,547 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,397 |
| Celtic Nations | 0 | - | 4.69 | 46,959 |
| Regions of France | 0 | - | 4.72 | 120,924 |
| France Immigration by Country | 0 | - | 4.70 | 76,564 |
| Famous Germans | 0 | - | 4.50 | 55,330 |
| German Groups of Things | 0 | - | 4.46 | 38,487 |
| Germany True or False? | 0 | - | 4.61 | 48,832 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,539 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,410 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,282 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,721 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,292 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,650 |
| Champions League Winners | 0 | - | 4.92 | 1,007,482 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,188 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,697 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,055 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,498 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,528 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,906 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,153 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,912 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,038 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,789 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,067 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,712 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,513 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,447 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,012 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,240 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,707 |
| Famous French People | 0 | - | 4.07 | 35,642 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,839 |
| Word Chain - France | 0 | - | 4.38 | 42,790 |
| Germany Country Quiz | 0 | - | 4.83 | 157,948 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,414 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,468 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,123 |
| Italian Foods | 0 | - | 4.30 | 72,820 |
| The Mafia Quiz | 0 | - | 4.46 | 23,333 |
| History of The Netherlands | 0 | - | 4.46 | 17,443 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,983 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,737 |
| Canary Islands | 0 | - | 4.62 | 17,484 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,080 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 29,741 |
| British Spellings | 0 | - | 4.06 | 99,467 |
| British Groups of Things | 0 | - | 4.25 | 82,882 |
| British Acronyms | 0 | - | 4.40 | 45,809 |
| UK Immigration by Country | 0 | - | 4.94 | 140,973 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,043 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,897 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,719 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,847 |
| Geography of Scotland | 0 | - | 4.63 | 21,627 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,499 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,612 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,661 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,746 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,104 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,494 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,791 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,629 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 18,068 |
| France A-Z | 0 | - | 4.16 | 38,218 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,251 |
| French History Multiple Choice | 0 | - | 4.55 | 33,066 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,074 |
| History of Germany | 0 | - | 4.39 | 52,842 |
| The Trojan War | 0 | - | 4.83 | 39,750 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,877 |
| Name that Greek Letter | 0 | - | 4.93 | 323,761 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,949 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,677 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,630 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,564 |
| Roman Emperors | 0 | - | 4.95 | 120,149 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,166 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,485 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,622 |
| Languages of Spain | 0 | - | 4.36 | 23,328 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,332 |
| Switzerland A-Z | 0 | - | 4.45 | 25,656 |
| 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 | 73,791 |
| Malta Country Quiz | 0 | - | 4.81 | 31,075 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 220,248 |
| History of Russia Quiz | 0 | - | 4.47 | 31,929 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,745 |
| Movies Set in France | 0 | - | 4.26 | 13,124 |
| French Inventions | 0 | - | 4.08 | 13,900 |
| History of Paris | 0 | - | 4.24 | 13,654 |
| Word Chain - Germany | 0 | - | 4.31 | 22,593 |
| Olympian Gods Quiz | 0 | - | 4.96 | 501,127 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 126,131 |
| History of Italy | 0 | - | 4.55 | 31,992 |
| Word Chain - Italy | 0 | - | 4.07 | 23,170 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,823 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,111 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,675 |
| Famous Nordic People | 0 | - | 4.34 | 20,137 |
| Famous Spaniards Quiz | 0 | - | 4.24 | 11,615 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,253 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,346 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,535 |
| People on Money - England | 0 | - | 4.29 | 16,617 |
| Name a Valid English City | 0 | - | 4.19 | 16,734 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 32,560 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,322 |
| European Geography By Letter - A | 0 | - | 4.52 | 146,409 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 119,678 |
| European Geography By Letter - C | 0 | - | 4.46 | 114,122 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,748 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,611 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,787 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,625 |
| 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 | 93,066 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,516 |
| Europe Map Quiz | 0 | - | 5.00 | 4,765,129 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,298 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,967 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,246 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,246 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,664 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 20,480 |
| Capitals of French Regions | 0 | - | 4.45 | 16,084 |
| Kings of France Quiz | 0 | - | 4.20 | 32,762 |
| Capitals of German States | 0 | - | 4.74 | 28,970 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,355 |
| The Life of Alexander the Great | 0 | - | 4.51 | 18,507 |
| Ancient Greek Words | 0 | - | 4.93 | 111,695 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,177 |
| 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 | 28,680 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,430 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,809 |
| Famous Scottish People | 0 | - | 4.22 | 18,401 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,294 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 375,181 |
| Top World Languages | 0 | - | 4.92 | 822,777 |
| Africa Map Quiz | 0 | - | 5.00 | 2,118,861 |
| Official Languages of South Africa | 0 | - | 4.56 | 26,158 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,781 |
| Australian Capitals | 0 | - | 4.92 | 62,733 |
| European Physical Geography | 0 | - | 4.26 | 33,519 |
| Geography of Russia | 0 | - | 4.57 | 21,541 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,976 |
| History of Austria | 0 | - | 4.70 | 17,869 |
| Austria Country Quiz | 0 | - | 4.57 | 59,780 |
| Belgium Country Quiz | 0 | - | 4.73 | 71,845 |
| France Country Quiz | 0 | - | 4.70 | 135,036 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,185 |
| Geography of the French Empire | 0 | - | 4.45 | 27,094 |
| The French Revolution | 0 | - | 4.47 | 23,980 |
| France Multiple Choice | 0 | - | 4.39 | 40,748 |
| Tour de France Winners | 0 | - | 4.27 | 15,384 |
| History of France | 0 | - | 4.59 | 57,061 |
| Greece Country Quiz | 0 | - | 4.74 | 66,305 |
| Figures from Greek Mythology | 0 | - | 4.91 | 187,107 |
| Italy Country Quiz | 0 | - | 4.80 | 123,458 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 437,359 |
| Luxembourg Country Quiz | 0 | - | 4.78 | 33,774 |
