| Departments of France | 0 | - | 4.93 | 54,470 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,600 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 97,935 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,393 |
| Monarchies of Europe | 0 | - | 4.90 | 98,355 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 86,728 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 214,605 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,315 |
| Famous French People | 0 | - | 4.07 | 35,855 |
| States of Germany | 0 | - | 4.95 | 153,222 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,288 |
| Regions of Italy | 0 | - | 4.92 | 76,241 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,428 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,415 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,419 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,941 |
| Monarchies of Asia | 0 | - | 4.97 | 71,227 |
| Kings of France Quiz | 0 | - | 4.20 | 32,818 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,932 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,637 |
| Regions of France | 0 | - | 4.72 | 121,257 |
| France A-Z | 0 | - | 4.16 | 38,268 |
| France Immigration by Country | 0 | - | 4.70 | 76,684 |
| Famous Germans | 0 | - | 4.50 | 55,534 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,806 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,616 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,340 |
| England or Wales? | 0 | - | 4.94 | 45,803 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,330 |
| Official European Union Languages | 0 | - | 4.97 | 238,933 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,136 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,068 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,160 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,856 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,546 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,112 |
| Word Chain - France | 0 | - | 4.38 | 42,845 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,363 |
| The Mafia Quiz | 0 | - | 4.46 | 23,371 |
| History of The Netherlands | 0 | - | 4.46 | 17,484 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,916 |
| British Acronyms | 0 | - | 4.40 | 45,852 |
| French History Multiple Choice | 0 | - | 4.55 | 33,128 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,431 |
| Celtic Nations | 0 | - | 4.69 | 46,997 |
| European Geography By Letter - A | 0 | - | 4.52 | 146,971 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 120,373 |
| European Geography By Letter - C | 0 | - | 4.46 | 114,764 |
| European Geography By Letter - D | 0 | - | 4.50 | 109,321 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,990 |
| European Geography By Letter - M | 0 | - | 4.67 | 131,322 |
| European Geography By Letter - N | 0 | - | 4.44 | 101,203 |
| European Geography By Letter - R | 0 | - | 4.42 | 94,013 |
| European Geography By Letter - V | 0 | - | 4.42 | 93,285 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,837 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,886 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,541 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,236 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,071 |
| Capitals of French Regions | 0 | - | 4.45 | 16,112 |
| German Groups of Things | 0 | - | 4.46 | 38,526 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,480 |
| Germany True or False? | 0 | - | 4.61 | 48,892 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,198 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,142 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,501 |
| Counties of England | 0 | - | 4.97 | 798,946 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,445 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,694 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 358,219 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,761 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,015 |
| Movies Set in France | 0 | - | 4.26 | 13,133 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,857 |
| French Inventions | 0 | - | 4.10 | 13,909 |
| History of Paris | 0 | - | 4.24 | 13,660 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,186 |
| Famous Spaniards Quiz | 0 | - | 4.24 | 11,623 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,179 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,160 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,165 |
| People on Money - England | 0 | - | 4.29 | 16,625 |
| Champions League Winners | 0 | - | 4.92 | 1,009,950 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,716 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,025 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,590 |
| Geography of the French Empire | 0 | - | 4.45 | 27,155 |
| The French Revolution | 0 | - | 4.47 | 24,064 |
| France Multiple Choice | 0 | - | 4.39 | 40,774 |
| History of France | 0 | - | 4.59 | 57,277 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,213 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,755 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,388 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,940 |
| European Geography By Letter - E | 0 | - | 4.23 | 114,252 |
| European Geography By Letter - F | 0 | - | 4.17 | 93,611 |
| European Geography By Letter - H | 0 | - | 4.30 | 96,458 |
| European Geography By Letter - G | 0 | - | 4.27 | 103,149 |
| European Geography By Letter - I | 0 | - | 4.09 | 95,889 |
| European Geography By Letter - K | 0 | - | 4.14 | 70,527 |
| European Geography By Letter - O | 0 | - | 4.29 | 63,011 |
| European Geography by Letter - W | 0 | - | 4.21 | 83,146 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 51,442 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,362 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,265 |
| European Geography A-Z | 0 | - | 4.29 | 49,365 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,387 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,778 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,163 |
| Presidents of France | 0 | - | 4.25 | 24,217 |
| Germany Country Quiz | 0 | - | 4.83 | 158,183 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,630 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,077 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,947 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,666 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,603 |
| Italian Foods | 0 | - | 4.30 | 72,940 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,120 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,217 |
| Canary Islands | 0 | - | 4.62 | 17,492 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,269 |
| Switzerland Immigration by Country | 0 | - | 4.68 | 29,834 |
| British Spellings | 0 | - | 4.06 | 99,509 |
| British Groups of Things | 0 | - | 4.25 | 82,912 |
| UK Immigration by Country | 0 | - | 4.94 | 141,167 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,055 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,183 |
| British Monopoly Board | 0 | - | 4.52 | 41,194 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,991 |
| Geography of Scotland | 0 | - | 4.63 | 21,659 |
| Name the English Monarchs | 0 | - | 4.91 | 503,977 |
| Famous Scottish People | 0 | - | 4.22 | 18,415 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 131,008 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,505 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,354 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,097 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,606 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,448 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,081 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,646 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,675 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,883 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,619 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,657 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,644 |
| Slavic Languages | 0 | - | 4.67 | 54,468 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,646 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 18,091 |
| Tour de France Winners | 0 | - | 4.27 | 15,415 |
| History of Germany | 0 | - | 4.39 | 52,898 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 648,913 |
| Name that Greek Letter | 0 | - | 4.93 | 324,178 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,665 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,300 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,515 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,655 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,513 |
| Switzerland A-Z | 0 | - | 4.45 | 25,689 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,764 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,045 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,879 |
| Malta Country Quiz | 0 | - | 4.81 | 31,117 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,320 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,951 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 62,010 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,355 |
| History of Russia Quiz | 0 | - | 4.47 | 31,950 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,778 |
| Russian History A-Z | 0 | - | 4.35 | 31,869 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,259 |
| French Foods | 0 | - | 4.00 | 27,725 |
| French History A-Z | 0 | - | 4.27 | 24,766 |
| Word Chain - Germany | 0 | - | 4.31 | 22,616 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,205 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,177 |
| The Trojan War | 0 | - | 4.83 | 39,799 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,253 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 126,514 |
| Famous Irish People | 0 | - | 4.05 | 46,024 |
| History of Italy | 0 | - | 4.55 | 32,054 |
| Word Chain - Italy | 0 | - | 4.07 | 23,181 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,963 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,126 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,655 |
| Roman Emperors | 0 | - | 4.95 | 120,404 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,721 |
| Famous Nordic People | 0 | - | 4.34 | 20,174 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,297 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,360 |
| Name a Valid English City | 0 | - | 4.19 | 16,752 |
| British Geography A-Z | 0 | - | 4.42 | 19,561 |
| London A-Z | 0 | - | 4.10 | 40,815 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,493 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,706 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,604 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,265 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,292 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,351 |
| Europe Map Quiz | 0 | - | 5.00 | 4,771,464 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,354 |
