| Regions of Italy | 0 | - | 4.92 | 74,731 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,370 |
| Italian Foods | 0 | - | 4.31 | 72,202 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 101,967 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,380 |
| States of Germany | 0 | - | 4.96 | 150,077 |
| Germany Immigration by Country | 0 | - | 4.84 | 80,023 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,820 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,362 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,199 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,558 |
| Departments of France | 0 | - | 4.93 | 52,834 |
| Italy Country Quiz | 0 | - | 4.82 | 122,215 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,393 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 433,581 |
| England or Wales? | 0 | - | 4.94 | 45,319 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,585 |
| Official European Union Languages | 0 | - | 4.97 | 236,585 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,707 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,227 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,517 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,603 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,462 |
| Countries that Beat Italy | 0 | - | 4.85 | 53,878 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,053 |
| Roman Emperors | 0 | - | 4.95 | 118,495 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,542 |
| History of Italy | 0 | - | 4.55 | 31,817 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,569 |
| British to American Food Translation | 0 | - | 3.38 | 51,818 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,854 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,857 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,842 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,924 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,050 |
| Olympian Gods Quiz | 0 | - | 4.96 | 496,213 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,474 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,445 |
| Counties of England | 0 | - | 4.97 | 789,233 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 349,959 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,242 |
| Celtic Nations | 0 | - | 4.69 | 46,812 |
| Regions of France | 0 | - | 4.78 | 119,268 |
| France Immigration by Country | 0 | - | 4.72 | 75,968 |
| Famous Germans | 0 | - | 4.50 | 54,619 |
| German Groups of Things | 0 | - | 4.46 | 38,306 |
| Germany True or False? | 0 | - | 4.61 | 48,535 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,465 |
| Famous Italians by Clue | 0 | - | 4.45 | 88,533 |
| Italy True or False? | 0 | - | 4.42 | 47,217 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,618 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,831 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,048 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,174 |
| The UK for Americans - True or False | 0 | - | 4.46 | 58,391 |
| Champions League Winners | 0 | - | 4.92 | 996,409 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,337 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,225 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,274 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 79,803 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,016 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,144 |
| French Foods | 0 | - | 4.00 | 27,590 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,696 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,525 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,042 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,700 |
| Sweden True or False? | 0 | - | 4.56 | 40,072 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,920 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,093 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,226 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,424 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,365 |
| Name a Valid African Country | 0 | - | 4.98 | 152,946 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,148 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,562 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,233 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,184 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,826 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,260 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,197 |
| Word Chain - France | 0 | - | 4.38 | 42,584 |
| Germany Country Quiz | 0 | - | 4.82 | 156,556 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 125,155 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,780 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,771 |
| Figures from Greek Mythology | 0 | - | 4.91 | 184,969 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,083 |
| Countries Italy Declared War On | 0 | - | 4.75 | 42,957 |
| The Mafia Quiz | 0 | - | 4.46 | 23,206 |
| Byzantine History | 0 | - | 4.91 | 28,621 |
| History of The Netherlands | 0 | - | 4.46 | 17,311 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 95,953 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,649 |
| Canary Islands | 0 | - | 4.61 | 17,404 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,892 |
| Spain True or False? | 0 | - | 4.58 | 30,509 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,156 |
| British Spellings | 0 | - | 4.07 | 99,210 |
| British Groups of Things | 0 | - | 4.25 | 82,672 |
| British Acronyms | 0 | - | 4.39 | 45,619 |
| UK Immigration by Country | 0 | - | 4.94 | 139,649 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,949 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,154 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,296 |
| Geography of Scotland | 0 | - | 4.63 | 21,481 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 128,504 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,061 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,113 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,587 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,855 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,450 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,599 |
| Word Scramble - European Countries | 0 | - | 4.70 | 140,995 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,059 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,845 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,976 |
| Random Point on Land to European Country | 0 | - | 4.93 | 76,087 |
| Slavic Languages | 0 | - | 4.67 | 53,986 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,905 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,401 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,555 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 17,962 |
| France A-Z | 0 | - | 4.16 | 38,058 |
| French History Multiple Choice | 0 | - | 4.55 | 32,879 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,381 |
| History of Germany | 0 | - | 4.39 | 52,615 |
| The Trojan War | 0 | - | 4.83 | 39,430 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 641,975 |
| Name that Greek Letter | 0 | - | 4.94 | 321,686 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,543 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,429 |
| Famous Italian-Americans | 0 | - | 4.15 | 14,308 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,456 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,340 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,535 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,671 |
| Roman Names for Places | 0 | - | 4.62 | 57,878 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 60,376 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,678 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,250 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,469 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,144 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,504 |
| Switzerland A-Z | 0 | - | 4.45 | 25,509 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,919 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,447 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,689 |
| Malta Country Quiz | 0 | - | 4.81 | 30,828 |
| Topological Map of Asia Quiz | 0 | - | 4.81 | 19,886 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,188 |
| Countries that Beat China | 0 | - | 4.86 | 114,721 |
| Countries that Produce the Most Wine | 0 | - | 4.86 | 190,942 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 501,923 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,728 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,140 |
| History of Russia Quiz | 0 | - | 4.49 | 31,795 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,567 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,095 |
| Famous French People | 0 | - | 4.12 | 27,954 |
| Movies Set in France | 0 | - | 4.26 | 13,073 |
| French Inventions | 0 | - | 4.08 | 13,866 |
| History of Paris | 0 | - | 4.24 | 13,616 |
| Word Chain - Germany | 0 | - | 4.31 | 22,475 |
| Famous Ancient Romans | 0 | - | 4.69 | 85,022 |
| 101 Figures from Greek Mythology | 0 | - | 5.00 | 124,305 |
| Italian Inventions | 0 | - | 3.81 | 18,411 |
| Word Chain - Italy | 0 | - | 4.07 | 23,089 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,167 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,483 |
| Famous Nordic People | 0 | - | 4.34 | 19,860 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,350 |
| Famous Spaniards Quiz | 0 | - | 4.24 | 11,545 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,982 |
| Geography of Spain | 0 | - | 4.59 | 21,966 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,240 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,464 |
| Members of the British Royal Family | 0 | - | 4.10 | 113,802 |
| People on Money - England | 0 | - | 4.29 | 16,564 |
| Name a Valid English City | 0 | - | 4.19 | 16,631 |
| UK General Knowledge Multiple Choice #3 | 0 | - | 4.53 | 18,030 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,332 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,542 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,518,785 |
| Category Elimination - U.S. States #1 | 0 | - | 4.87 | 218,565 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,520 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,419 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 110,919 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,868 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,725 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,227 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,909 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,680 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,636 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,029 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,318 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,613 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,992 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,619 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,947 |
