| Departments of France | 0 | - | 4.93 | 53,726 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,704 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,575 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,032 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 211,981 |
| Word Chain - France | 0 | - | 4.38 | 42,731 |
| States of Germany | 0 | - | 4.96 | 151,787 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,855 |
| Regions of Italy | 0 | - | 4.92 | 75,506 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 51,780 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,598 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,970 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,505 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,233 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,601 |
| Regions of France | 0 | - | 4.75 | 120,362 |
| France Immigration by Country | 0 | - | 4.70 | 76,378 |
| German Groups of Things | 0 | - | 4.46 | 38,431 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,512 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,045 |
| England or Wales? | 0 | - | 4.94 | 45,589 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,982 |
| Official European Union Languages | 0 | - | 4.97 | 238,070 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,577 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,400 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,867 |
| Famous French People | 0 | - | 4.06 | 34,559 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,890 |
| Italian Foods | 0 | - | 4.30 | 72,618 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,743 |
| British Groups of Things | 0 | - | 4.25 | 82,829 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,012 |
| French History Multiple Choice | 0 | - | 4.55 | 32,996 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,353 |
| Celtic Nations | 0 | - | 4.69 | 46,905 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,198 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,856 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,852 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,144 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,171 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,227 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,905 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 170,461 |
| Capitals of French Regions | 0 | - | 4.45 | 16,034 |
| France A-Z | 0 | - | 4.16 | 38,165 |
| Famous Germans | 0 | - | 4.50 | 55,136 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,278 |
| Germany True or False? | 0 | - | 4.61 | 48,732 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,863 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,851 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,243 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,204 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,578 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,230 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,628 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,997 |
| Counties of England | 0 | - | 4.97 | 794,519 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,574 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 354,051 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,263 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,901 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,866 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 77,877 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,649 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,224 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,185 |
| Movies Set in France | 0 | - | 4.26 | 13,110 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,090 |
| French Inventions | 0 | - | 4.08 | 13,889 |
| French Foods | 0 | - | 4.00 | 27,663 |
| History of Paris | 0 | - | 4.24 | 13,635 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,508 |
| Word Chain - Germany | 0 | - | 4.31 | 22,560 |
| Word Chain - Italy | 0 | - | 4.07 | 23,146 |
| UK Cities Map Quiz | 0 | - | 4.96 | 463,955 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,521 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,990 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,323 |
| Name a Valid English City | 0 | - | 4.19 | 16,698 |
| Champions League Winners | 0 | - | 4.92 | 1,003,481 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,011 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,380 |
| Geography of the French Empire | 0 | - | 4.45 | 27,019 |
| The French Revolution | 0 | - | 4.46 | 23,897 |
| France Multiple Choice | 0 | - | 4.38 | 40,700 |
| Kings of France Quiz | 0 | - | 4.20 | 32,679 |
| History of France | 0 | - | 4.59 | 56,801 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,019 |
| United Kingdom A-Z | 0 | - | 4.51 | 87,549 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,655 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,034 |
| Name a Valid African Country | 0 | - | 4.98 | 153,714 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,155 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,599 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 259,803 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,288 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,399 |
| Presidents of France | 0 | - | 4.25 | 24,027 |
| Germany Country Quiz | 0 | - | 4.82 | 157,525 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,845 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,930 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,874 |
| Italy Country Quiz | 0 | - | 4.82 | 123,154 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,071 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,789 |
| The Mafia Quiz | 0 | - | 4.46 | 23,292 |
| History of The Netherlands | 0 | - | 4.46 | 17,403 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,640 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,333 |
| Canary Islands | 0 | - | 4.62 | 17,458 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,681 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,579 |
| British Spellings | 0 | - | 4.06 | 99,399 |
| British to American Food Translation | 0 | - | 3.38 | 51,938 |
| British Acronyms | 0 | - | 4.39 | 45,751 |
| UK Immigration by Country | 0 | - | 4.94 | 140,631 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,371 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,181 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,649 |
| Geography of Scotland | 0 | - | 4.63 | 21,585 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,683 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,638 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,315 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,724 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,548 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,640 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,469 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,318 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,332 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,727 |
| Slavic Languages | 0 | - | 4.68 | 54,255 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,610 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,616 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 18,041 |
| Tour de France Winners | 0 | - | 4.27 | 15,333 |
| History of Germany | 0 | - | 4.39 | 52,773 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 645,927 |
| Name that Greek Letter | 0 | - | 4.93 | 323,035 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,571 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 60,896 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,415 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,503 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,067 |
| Switzerland A-Z | 0 | - | 4.45 | 25,617 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,673 |
| Malta Country Quiz | 0 | - | 4.81 | 30,994 |
| Topological Map of Asia Quiz | 0 | - | 4.81 | 20,078 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,813 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,492 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,270 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,824 |
| History of Russia Quiz | 0 | - | 4.49 | 31,878 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,688 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,435 |
| The Trojan War | 0 | - | 4.83 | 39,639 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,500 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 125,459 |
| History of Italy | 0 | - | 4.55 | 31,932 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,620 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,084 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,398 |
| Roman Emperors | 0 | - | 4.95 | 119,626 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,606 |
| Famous Nordic People | 0 | - | 4.34 | 20,060 |
| Most Common Last Names in Sweden | 0 | - | 4.49 | 15,372 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,645 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,126 |
| Famous Spaniards Quiz | 0 | - | 4.24 | 11,606 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,156 |
| Geography of Spain | 0 | - | 4.59 | 22,044 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,515 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,002 |
| People on Money - England | 0 | - | 4.29 | 16,600 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,601 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,668 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,930 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,092 |
| European Geography By Letter - A | 0 | - | 4.51 | 144,714 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 112,555 |
| European Geography By Letter - C | 0 | - | 4.46 | 113,298 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,032 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,100 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,088 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,189 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,530 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,214 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,778 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,097 |
| Europe Map Quiz | 0 | - | 5.00 | 4,754,457 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,331 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 20,349 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,894 |
| Capitals of German States | 0 | - | 4.74 | 28,923 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,275 |
| Olympian Gods Quiz | 0 | - | 4.96 | 499,436 |
| Ancient Greek Words | 0 | - | 4.93 | 111,307 |
| Robin Hood Quiz | 0 | - | 4.00 | 8,442 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,405 |
| Name Every Beatles Song | 0 | - | 4.97 | 235,572 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,434 |
