| Regions of Italy | 0 | - | 4.89 | 61,602 |
| England or Wales? | 0 | - | 4.93 | 40,797 |
| Countries Surrounding Rome | 0 | - | 4.96 | 46,896 |
| The UK for Americans - True or False | 0 | - | 4.46 | 55,319 |
| Germany True or False? | 0 | - | 4.60 | 44,945 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 490,075 |
| Australia True or False | 0 | - | 4.90 | 52,044 |
| Germany Multiple Choice | 0 | - | 4.81 | 49,906 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 32,476 |
| Regions of Spain Quiz | 0 | - | 4.87 | 96,726 |
| Cantons of Switzerland | 0 | - | 4.97 | 41,134 |
| Save Europeans by Guessing Countries | 0 | - | 4.87 | 171,983 |
| France Immigration by Country | 0 | - | 4.81 | 69,876 |
| States of Germany | 0 | - | 4.93 | 126,257 |
| Germany Immigration by Country | 0 | - | 4.90 | 70,897 |
| Counties of Ireland | 0 | - | 4.90 | 162,415 |
| Italy Multiple Choice | 0 | - | 4.74 | 95,090 |
| Count to 10 in Europe: Pro | 0 | - | 4.81 | 61,642 |
| Official European Union Languages | 0 | - | 4.98 | 203,146 |
| European Countries in their Native Language | 0 | - | 4.99 | 145,634 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 391,173 |
| Countries that Beat Switzerland | 0 | - | 4.87 | 38,168 |
| Europe Geography Decoder | 0 | - | 4.88 | 64,012 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 39,240 |
| Famous Italians | 0 | - | 4.40 | 67,093 |
| Italian Foods | 0 | - | 4.25 | 65,169 |
| The Mafia Quiz | 0 | - | 4.47 | 21,754 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 72,208 |
| Roman Emperors | 0 | - | 4.95 | 97,150 |
| Russia Multiple Choice | 0 | - | 4.55 | 38,409 |
| Add A Letter - Make a European City | 0 | - | 4.88 | 21,119 |
| Provinces of the Netherlands | 0 | - | 4.65 | 33,905 |
| 100 Greatest Britons Quiz | 0 | - | 4.43 | 46,212 |
| British Acronyms | 0 | - | 4.41 | 43,616 |
| Counties of England | 0 | - | 4.97 | 700,393 |
| Foods in a Full English Breakfast | 0 | - | 4.42 | 74,389 |
| Celtic Nations | 0 | - | 4.76 | 44,971 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.90 | 80,543 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 288,026 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 119,507 |
| Regions of France | 0 | - | 4.63 | 102,250 |
| German Groups of Things | 0 | - | 4.43 | 36,265 |
| Largest Islands of Greece | 0 | - | 4.58 | 40,789 |
| Capitals of Italian Regions | 0 | - | 4.53 | 26,324 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 403,355 |
| Two Letter Roman Numerals | 0 | - | 4.98 | 49,405 |
| UK Cities Map Quiz | 0 | - | 4.95 | 436,966 |
| Countries and Territories of the United Kingdom | 0 | - | 4.88 | 84,629 |
| Counties of England Map Quiz | 0 | - | 4.97 | 289,108 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 279,061 |
| Champions League Winners | 0 | - | 4.91 | 880,081 |
| Australia... or New Zealand? | 0 | - | 4.83 | 55,335 |
| Catholic Countries in Europe | 0 | - | 4.87 | 84,943 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 67,274 |
| Federal Subjects of Russia | 0 | - | 4.95 | 115,555 |
| Regions of France Map Quiz | 0 | - | 4.96 | 128,829 |
| States of Germany Map Quiz | 0 | - | 4.92 | 121,686 |
| Word Chain - Italy | 0 | - | 4.08 | 22,137 |
| Embarrassing Chapters in Italian History | 0 | - | 4.20 | 11,251 |
| Sweden Immigration by Country | 0 | - | 4.66 | 42,841 |
| United Kingdom A-Z | 0 | - | 4.53 | 81,491 |
| British Geography Multiple Choice | 0 | - | 4.41 | 41,307 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.72 | 54,286 |
| France Multiple Choice | 0 | - | 4.40 | 38,925 |
| French History Multiple Choice | 0 | - | 4.54 | 30,248 |
| States of the German Confederation in 1848 | 0 | - | 4.84 | 26,965 |
| History of Italy | 0 | - | 4.49 | 29,982 |
| History of The Netherlands | 0 | - | 4.43 | 15,905 |
| Famous Nordic People | 0 | - | 4.41 | 10,710 |
| Spain Cities Map Quiz | 0 | - | 4.86 | 87,303 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 171,090 |
| Canary Islands | 0 | - | 4.61 | 16,622 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 94,937 |
| Switzerland Immigration by Country | 0 | - | 4.76 | 22,552 |
| British Spellings Quiz | 0 | - | 4.04 | 94,984 |
| British Groups of Things | 0 | - | 4.26 | 80,643 |
| UK Immigration by Country | 0 | - | 4.94 | 126,741 |
| United Kingdom Decoder | 0 | - | 4.27 | 38,853 |
| United Kingdom Country Quiz | 0 | - | 4.94 | 120,803 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 101,776 |
| English Monarchs in Order by First Letter | 0 | - | 4.77 | 11,942 |
| Geography of Scotland | 0 | - | 4.62 | 19,765 |
| All Champions League Teams Ever | 0 | - | 4.90 | 107,212 |
| Category Elimination - European Geography #1 | 0 | - | 4.97 | 203,925 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 249,666 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 145,308 |
| France Cities Map Quiz | 0 | - | 4.96 | 149,898 |
| Word Chain - France | 0 | - | 4.38 | 40,316 |
| Famous Germans | 0 | - | 4.39 | 35,324 |
| Germany Country Quiz | 0 | - | 4.82 | 142,071 |
| Germany Cities Map Quiz | 0 | - | 4.84 | 107,312 |
| Ancient Greek Trivia | 0 | - | 4.55 | 63,755 |
| Italy Country Quiz | 0 | - | 4.81 | 110,661 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 135,488 |
| Italy Cities Map Quiz | 0 | - | 4.96 | 139,286 |
| Countries Italy Declared War On | 0 | - | 4.76 | 40,314 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.81 | 10,203 |
| Roman Names for Places | 0 | - | 4.66 | 42,059 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.89 | 51,956 |
| Spanish Immigration by Country | 0 | - | 4.63 | 52,361 |
| Most Common First Names in Spain | 0 | - | 4.25 | 43,808 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.96 | 76,733 |
| Most Common Surnames in the UK | 0 | - | 4.18 | 66,132 |
| Wonderwall Lyrics | 0 | - | 4.23 | 69,242 |
| Pre-Euro Currencies | 0 | - | 4.42 | 49,753 |
| Word Scramble - European Countries | 0 | - | 4.71 | 115,230 |
| Top 20 Football Clubs in Europe | 0 | - | 4.50 | 89,273 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 57,216 |
| Slavic Languages | 0 | - | 4.63 | 49,250 |
| Andorra Country Quiz | 0 | - | 4.87 | 28,294 |
| Famous Dutch and Belgian People | 0 | - | 4.51 | 16,939 |
| History of Germany Quiz | 0 | - | 4.35 | 40,428 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 590,247 |
| Ancient Roman Trivia #2 | 0 | - | 4.55 | 35,617 |
| Geography of the Roman Empire | 0 | - | 4.57 | 48,824 |
| Geography of the Dutch Empire | 0 | - | 4.70 | 32,633 |
| Famous Spaniards Quiz | 0 | - | 4.22 | 10,958 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 75,107 |
| Word Chain - United Kingdom | 0 | - | 4.04 | 28,144 |
| The British Royal Family - Modern Times | 0 | - | 4.12 | 20,725 |
| People on Money - England | 0 | - | 4.34 | 16,003 |
| Name a Valid English City | 0 | - | 4.16 | 15,445 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 257,854 |
| Japan Multiple Choice | 0 | - | 4.50 | 38,177 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 247,596 |
| Canada Multiple Choice Quiz | 0 | - | 4.49 | 31,839 |
| Top European Languages on a Map | 0 | - | 4.76 | 119,596 |
| French Geography Quiz #1 | 0 | - | 4.86 | 31,397 |
| Famous French People | 0 | - | 4.15 | 24,209 |
| Movies Set in France | 0 | - | 4.23 | 12,564 |
| French Inventions | 0 | - | 4.08 | 13,377 |
| Country Quiz on a Map - France | 0 | - | 4.97 | 39,877 |
| History of Paris | 0 | - | 4.20 | 12,780 |
| Word Chain - Germany | 0 | - | 4.30 | 21,276 |
| Geography of Ancient Greece | 0 | - | 4.76 | 30,204 |
| Name that Greek Letter | 0 | - | 4.94 | 297,901 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.81 | 86,811 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 104,027 |
| Most Popular Types of Pasta | 0 | - | 3.91 | 29,851 |
| Italian Inventions | 0 | - | 3.87 | 17,987 |
| The Life of Julius Caesar | 0 | - | 4.46 | 32,293 |
| Switzerland A-Z | 0 | - | 4.40 | 18,589 |
| British to American Food Translation. | 0 | - | 3.47 | 50,586 |
| Fictional Characters from Great Britain | 0 | - | 4.10 | 31,316 |
| Robin Hood Quiz | 0 | - | 4.03 | 8,082 |
| Things British People Know that Americans Don't | 0 | - | 4.22 | 49,150 |
| Beatles Songs Quiz | 0 | - | 4.95 | 211,281 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 275,896 |
| Famous Scottish People | 0 | - | 4.19 | 17,559 |
| European Geography By Letter - A | 0 | - | 4.57 | 125,452 |
| European Geography By Letter - B #1 | 0 | - | 4.75 | 104,566 |
| European Geography By Letter - C | 0 | - | 4.43 | 105,770 |
| European Geography By Letter - D | 0 | - | 4.51 | 100,346 |
| European Geography By Letter - L | 0 | - | 4.51 | 105,869 |
| European Geography By Letter - M | 0 | - | 4.55 | 115,262 |
| European Geography By Letter - P | 0 | - | 4.79 | 90,398 |
| European Geography By Letter - N | 0 | - | 4.42 | 94,192 |
| European Geography By Letter - V | 0 | - | 4.45 | 87,244 |
| Europe Map Quiz | 0 | - | 5.00 | 4,337,863 |
| Europe Geography Quiz #1 | 0 | - | 4.53 | 67,519 |
| Europe Geography Quiz #2 | 0 | - | 4.56 | 67,988 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 66,667 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 58,244 |
| European Geography By Letter - S #1 | 0 | - | 4.58 | 94,514 |
| European Geography By Letter - B #2 | 0 | - | 4.72 | 62,908 |
| Four Letter European Geography #1 | 0 | - | 4.48 | 4,768 |
| Four Letter European Geography #2 | 0 | - | 4.61 | 4,482 |
| Famous Swiss and Austrian People | 0 | - | 4.36 | 13,719 |
| France A-Z | 0 | - | 4.16 | 25,858 |
| Capitals of German States | 0 | - | 4.70 | 27,387 |
| Chancellors of Germany, 1949–present | 0 | - | 4.56 | 20,421 |
| Country Quiz on a Map - Germany | 0 | - | 4.93 | 27,747 |
| Olympian Gods Quiz | 0 | - | 4.96 | 460,154 |
| Ancient Greek Words | 0 | - | 4.90 | 99,085 |
| Roman History Vocabulary | 0 | - | 4.43 | 55,378 |
| Seven Hills of Rome | 0 | - | 4.68 | 8,594 |
| Monaco Country Quiz | 0 | - | 4.45 | 38,025 |
| Netherlands Country Quiz | 0 | - | 4.53 | 73,808 |
| Nordic Cities Map Quiz | 0 | - | 4.75 | 85,765 |
| The Vikings! | 0 | - | 4.45 | 27,257 |
| Portugal Country Quiz | 0 | - | 4.66 | 65,625 |
| The Portuguese Empire | 0 | - | 4.54 | 11,393 |
| Spain Country Quiz | 0 | - | 4.45 | 116,434 |
| Switzerland Country Quiz | 0 | - | 4.54 | 57,765 |
| Languages of the United Kingdom | 0 | - | 4.11 | 38,565 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.50 | 36,701 |
| Biggest British Empire Countries | 0 | - | 4.70 | 80,322 |
| Which Country of the United Kingdom? | 0 | - | 4.60 | 35,683 |
| James Bond Movies | 0 | - | 4.70 | 145,221 |
| James Bond Trivia | 0 | - | 4.41 | 32,148 |
| Wives of King Henry VIII | 0 | - | 4.55 | 51,394 |
| Countries the UK Declared War On | 0 | - | 4.58 | 113,440 |
| Geography of the British Empire | 0 | - | 4.51 | 37,337 |
| Counties of Wales | 0 | - | 4.61 | 33,988 |
| Champions League Top 4 | 0 | - | 4.69 | 109,278 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,353,360 |
| Asia Map Quiz | 0 | - | 4.99 | 796,757 |
| Africa Map Quiz | 0 | - | 5.00 | 1,955,800 |
| Oceania Map Quiz | 0 | - | 4.98 | 574,363 |
| Australian Capitals | 0 | - | 4.92 | 61,058 |
