| Departments of France | 0 | - | 4.93 | 55,157 |
| Famous Germans | 0 | - | 4.50 | 55,788 |
| Famous Italians by Clue | 0 | - | 4.45 | 90,377 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,501 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,887 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,763 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,791 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 216,736 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,979 |
| States of Germany | 0 | - | 4.95 | 154,486 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,686 |
| Regions of Italy | 0 | - | 4.92 | 77,079 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,798 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,314 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,759 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,854 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,915 |
| Regions of France | 0 | - | 4.70 | 122,088 |
| France A-Z | 0 | - | 4.16 | 38,335 |
| France Immigration by Country | 0 | - | 4.70 | 76,935 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,740 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,405 |
| England or Wales? | 0 | - | 4.94 | 45,967 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,726 |
| Official European Union Languages | 0 | - | 4.97 | 239,791 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,642 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,861 |
| United Kingdom A-Z | 0 | - | 4.51 | 88,367 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,084 |
| Famous Spaniards Quiz | 0 | - | 4.24 | 11,645 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,314 |
| Word Chain - France | 0 | - | 4.38 | 42,935 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,699 |
| Kings of France Quiz | 0 | - | 4.21 | 32,930 |
| The Mafia Quiz | 0 | - | 4.46 | 23,438 |
| History of The Netherlands | 0 | - | 4.46 | 17,554 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,055 |
| British Acronyms | 0 | - | 4.40 | 45,941 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 32,113 |
| French History Multiple Choice | 0 | - | 4.55 | 33,232 |
| Famous Scottish People | 0 | - | 4.22 | 18,439 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,505 |
| Celtic Nations | 0 | - | 4.61 | 47,094 |
| European Geography By Letter - A | 0 | - | 4.52 | 148,157 |
| European Geography By Letter - B #1 | 0 | - | 4.62 | 121,542 |
| European Geography By Letter - C | 0 | - | 4.43 | 123,950 |
| European Geography By Letter - D | 0 | - | 4.48 | 117,120 |
| European Geography By Letter - L | 0 | - | 4.52 | 115,060 |
| European Geography By Letter - M | 0 | - | 4.69 | 132,513 |
| European Geography By Letter - N | 0 | - | 4.44 | 102,123 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,603 |
| European Geography By Letter - V | 0 | - | 4.43 | 94,046 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,594 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,436 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,024 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,748 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,751 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 18,143 |
| Capitals of French Regions | 0 | - | 4.45 | 16,179 |
| German Groups of Things | 0 | - | 4.47 | 38,635 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,692 |
| Germany True or False? | 0 | - | 4.61 | 49,020 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,449 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,466 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,753 |
| Counties of England | 0 | - | 4.97 | 802,904 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,821 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,812 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 361,672 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,822 |
| Monarchies of Europe | 0 | - | 4.90 | 98,874 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,477 |
| Movies Set in France | 0 | - | 4.26 | 13,153 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,643 |
| French Inventions | 0 | - | 4.10 | 13,928 |
| History of Paris | 0 | - | 4.24 | 13,682 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,795 |
| Famous Irish People | 0 | - | 4.05 | 46,064 |
| UK Cities Map Quiz | 0 | - | 4.96 | 466,447 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,523 |
| Counties of England Map Quiz | 0 | - | 4.97 | 309,021 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,578 |
| People on Money - England | 0 | - | 4.29 | 16,645 |
| Champions League Winners | 0 | - | 4.92 | 1,016,109 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 67,017 |
| Monarchies of Asia | 0 | - | 4.97 | 71,503 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,288 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,750 |
| Geography of the French Empire | 0 | - | 4.45 | 27,216 |
| The French Revolution | 0 | - | 4.47 | 24,147 |
| France Multiple Choice | 0 | - | 4.39 | 40,849 |
| History of France | 0 | - | 4.61 | 57,608 |
| Sweden Immigration by Country | 0 | - | 4.53 | 56,386 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,841 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,832 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,097 |
| European Geography By Letter - E | 0 | - | 4.23 | 115,204 |
| European Geography By Letter - F | 0 | - | 4.15 | 94,482 |
| European Geography By Letter - H | 0 | - | 4.30 | 97,197 |
| European Geography By Letter - G | 0 | - | 4.27 | 103,964 |
| European Geography By Letter - I | 0 | - | 4.07 | 96,568 |
| European Geography By Letter - K | 0 | - | 4.15 | 71,209 |
| European Geography By Letter - O | 0 | - | 4.29 | 63,579 |
| European Geography by Letter - W | 0 | - | 4.21 | 83,584 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 51,893 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,879 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,793 |
| European Geography A-Z | 0 | - | 4.29 | 49,483 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,906 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,935 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,800 |
| Presidents of France | 0 | - | 4.25 | 24,339 |
| Germany Country Quiz | 0 | - | 4.82 | 158,836 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 127,067 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,237 |
| Geography of Ancient Greece | 0 | - | 4.69 | 32,044 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,239 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 153,048 |
| Italian Foods | 0 | - | 4.30 | 73,277 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,494 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,861 |
| Canary Islands | 0 | - | 4.62 | 17,541 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,885 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 30,072 |
| British Spellings | 0 | - | 4.06 | 99,606 |
| British Groups of Things | 0 | - | 4.26 | 83,012 |
| UK Immigration by Country | 0 | - | 4.94 | 141,713 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,107 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 141,001 |
| British Monopoly Board | 0 | - | 4.52 | 41,270 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,759 |
| Geography of Scotland | 0 | - | 4.63 | 21,743 |
| Name the English Monarchs | 0 | - | 4.91 | 506,356 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 132,125 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,741 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 111,361 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 97,717 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 93,419 |
| Famous Australians by Description | 0 | - | 4.23 | 28,147 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.94 | 95,132 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,781 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,741 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,719 |
| Word Scramble - European Countries | 0 | - | 4.73 | 142,322 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 121,987 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,854 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,939 |
| Slavic Languages | 0 | - | 4.68 | 54,691 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,670 |
| Tour de France Winners | 0 | - | 4.27 | 15,518 |
| History of Germany | 0 | - | 4.39 | 52,971 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 651,897 |
| Name that Greek Letter | 0 | - | 4.93 | 324,974 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,737 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,626 |
| Most Common First Names in Spain | 0 | - | 4.33 | 55,270 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,878 |
| Switzerland A-Z | 0 | - | 4.45 | 25,768 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,981 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,089 |
| Wonderwall Lyrics | 0 | - | 4.25 | 74,090 |
| Malta Country Quiz | 0 | - | 4.81 | 31,235 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 125,854 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 126,499 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.83 | 62,205 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,508 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,837 |
| Famous Russians | 0 | - | 4.16 | 23,910 |
| History of Russia Quiz | 0 | - | 4.47 | 32,005 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,872 |
| Russian History A-Z | 0 | - | 4.35 | 32,220 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,344 |
| French Foods | 0 | - | 4.00 | 27,772 |
| French History A-Z | 0 | - | 4.27 | 25,133 |
| Word Chain - Germany | 0 | - | 4.31 | 22,682 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,556 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,239 |
| The Trojan War | 0 | - | 4.83 | 39,989 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,950 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 127,536 |
| History of Italy | 0 | - | 4.55 | 32,146 |
| Word Chain - Italy | 0 | - | 4.07 | 23,223 |
| Italy Multiple Choice | 0 | - | 4.74 | 104,374 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,162 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,589 |
| Roman Emperors | 0 | - | 4.95 | 121,191 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,819 |
| Famous Nordic People | 0 | - | 4.34 | 20,303 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,424 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,410 |
| Name a Valid English City | 0 | - | 4.19 | 16,825 |
| British Geography A-Z | 0 | - | 4.42 | 19,611 |
| London A-Z | 0 | - | 4.10 | 40,877 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,778 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,677 |
| Famous Chinese People | 0 | - | 4.09 | 11,926 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,369 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,412 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,524 |
| Countries Closest to United States A-Z | 0 | - | 4.82 | 118,713 |
