| Regions of Italy | 0 | - | 4.92 | 75,059 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,419 |
| Italian Foods | 0 | - | 4.31 | 72,412 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,765 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,382 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 210,694 |
| States of Germany | 0 | - | 4.96 | 150,883 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,285 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 44,046 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,022 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,647 |
| Departments of France | 0 | - | 4.93 | 53,164 |
| Italy Country Quiz | 0 | - | 4.82 | 122,582 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,739 |
| England or Wales? | 0 | - | 4.94 | 45,455 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,801 |
| Official European Union Languages | 0 | - | 4.97 | 237,501 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,225 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,235 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 434,810 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,612 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,711 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,811 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,682 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,079 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,228 |
| Roman Emperors | 0 | - | 4.95 | 119,046 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,647 |
| History of Italy | 0 | - | 4.55 | 31,880 |
| British to American Food Translation | 0 | - | 3.38 | 51,897 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,302 |
| Celtic Nations | 0 | - | 4.69 | 46,861 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,322,642 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,049 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,049 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,156 |
| Regions of France | 0 | - | 4.78 | 119,769 |
| France Immigration by Country | 0 | - | 4.72 | 76,138 |
| Famous Germans | 0 | - | 4.50 | 54,796 |
| German Groups of Things | 0 | - | 4.46 | 38,368 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,163 |
| Germany True or False? | 0 | - | 4.61 | 48,632 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,708 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,674 |
| Olympian Gods Quiz | 0 | - | 4.96 | 497,894 |
| Famous Italians by Clue | 0 | - | 4.45 | 88,803 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,006 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,521 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,128 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,529 |
| Counties of England | 0 | - | 4.97 | 791,834 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,481 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 352,066 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,579 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,512 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,611 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,218 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,987 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,642 |
| French Foods | 0 | - | 4.00 | 27,631 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,080 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,063 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,785 |
| UK Cities Map Quiz | 0 | - | 4.95 | 463,027 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,270 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,514 |
| Champions League Winners | 0 | - | 4.92 | 999,862 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,700 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,268 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,798 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,386 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,605 |
| Name a Valid African Country | 0 | - | 4.98 | 153,314 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,513 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 275,499 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,903 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 258,245 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,749 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,599 |
| Word Chain - France | 0 | - | 4.38 | 42,661 |
| Germany Country Quiz | 0 | - | 4.82 | 157,048 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,479 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,853 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,825 |
| Figures from Greek Mythology | 0 | - | 4.91 | 185,645 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,386 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,111 |
| The Mafia Quiz | 0 | - | 4.46 | 23,238 |
| History of The Netherlands | 0 | - | 4.46 | 17,351 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,335 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,956 |
| Canary Islands | 0 | - | 4.61 | 17,428 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,336 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,329 |
| British Spellings | 0 | - | 4.07 | 99,337 |
| British Groups of Things | 0 | - | 4.25 | 82,752 |
| British Acronyms | 0 | - | 4.39 | 45,685 |
| UK Immigration by Country | 0 | - | 4.94 | 140,019 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,986 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,761 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,724 |
| Geography of Scotland | 0 | - | 4.63 | 21,526 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,090 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,378 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,331 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,494 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,622 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,213 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,699 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,067 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,373 |
| Random Point on Land to European Country | 0 | - | 4.93 | 76,441 |
| Slavic Languages | 0 | - | 4.68 | 54,121 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,501 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,582 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 17,991 |
| France A-Z | 0 | - | 4.16 | 38,103 |
| French History Multiple Choice | 0 | - | 4.55 | 32,930 |
| History of Germany | 0 | - | 4.39 | 52,699 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 644,034 |
| Name that Greek Letter | 0 | - | 4.93 | 322,330 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,509 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,603 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,793 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,604 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,759 |
| Roman Names for Places | 0 | - | 4.62 | 58,015 |
| Byzantine History | 0 | - | 4.91 | 28,678 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 60,592 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,319 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,291 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,767 |
| Switzerland A-Z | 0 | - | 4.45 | 25,559 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,957 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,558 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,761 |
| Malta Country Quiz | 0 | - | 4.81 | 30,909 |
| Topological Map of Asia Quiz | 0 | - | 4.81 | 19,979 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,209 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,034 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 503,630 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,416 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,072 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,496 |
| History of Russia Quiz | 0 | - | 4.49 | 31,831 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,624 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,184 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,139 |
| Famous French People | 0 | - | 4.12 | 28,110 |
| Movies Set in France | 0 | - | 4.26 | 13,093 |
| French Inventions | 0 | - | 4.08 | 13,873 |
| History of Paris | 0 | - | 4.24 | 13,628 |
| Word Chain - Germany | 0 | - | 4.31 | 22,514 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,747 |
| The Trojan War | 0 | - | 4.83 | 39,536 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,036 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 124,929 |
| Italian Inventions | 0 | - | 3.81 | 18,422 |
| Famous Italian-Americans | 0 | - | 4.15 | 14,373 |
| Word Chain - Italy | 0 | - | 4.07 | 23,129 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,386 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,545 |
| Famous Nordic People | 0 | - | 4.34 | 19,955 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,488 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,903 |
| Famous Spaniards Quiz | 0 | - | 4.24 | 11,561 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,070 |
| Geography of Spain | 0 | - | 4.59 | 22,010 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,622 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,281 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,492 |
| Members of the British Royal Family | 0 | - | 4.10 | 113,883 |
| People on Money - England | 0 | - | 4.29 | 16,582 |
| Name a Valid English City | 0 | - | 4.19 | 16,663 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,486 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,007 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,439 |
| Countries that Beat China | 0 | - | 4.86 | 115,089 |
| Countries that Produce the Most Wine | 0 | - | 4.87 | 191,216 |
| European Geography By Letter - A | 0 | - | 4.61 | 132,636 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 111,093 |
| European Geography By Letter - C | 0 | - | 4.46 | 112,070 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,943 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,414 |
| European Geography By Letter - M | 0 | - | 4.64 | 129,251 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,001 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,780 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,395 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,556 |
| Europe Map Quiz | 0 | - | 5.00 | 4,742,442 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,098 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,742 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,043 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 61,090 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,771 |
| Four Letter European Geography #1 | 0 | - | 4.44 | 27,771 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 20,139 |
| Capitals of French Regions | 0 | - | 4.45 | 16,012 |
| Kings of France Quiz | 0 | - | 4.20 | 32,614 |
| Capitals of German States | 0 | - | 4.74 | 28,884 |
