| Departments of France | 0 | - | 4.93 | 54,750 |
| England or Wales? | 0 | - | 4.94 | 45,868 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,987 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 531,428 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 215,560 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,672 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,498 |
| Official European Union Languages | 0 | - | 4.97 | 239,304 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,345 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,942 |
| Austria... or Australia? | 0 | - | 4.68 | 104,618 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,525 |
| The Trojan War | 0 | - | 4.83 | 39,904 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,561 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,400 |
| Roman Emperors | 0 | - | 4.95 | 120,738 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,188 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,821 |
| French History Multiple Choice | 0 | - | 4.55 | 33,163 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,978 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,825 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,940 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 174,510 |
| France A-Z | 0 | - | 4.16 | 38,300 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,573 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,303 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 359,603 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,462 |
| Celtic Nations | 0 | - | 4.69 | 47,047 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,305 |
| Capitals of French Regions | 0 | - | 4.45 | 16,144 |
| Regions of France | 0 | - | 4.70 | 121,605 |
| France Immigration by Country | 0 | - | 4.70 | 76,793 |
| The Reign of Napoleon | 0 | - | 4.54 | 39,071 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,715 |
| Champions League Winners | 0 | - | 4.92 | 1,012,210 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,836 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,389 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,547 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 87,932 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,609 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,559 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 42,055 |
| Geography of the French Empire | 0 | - | 4.45 | 27,187 |
| The French Revolution | 0 | - | 4.47 | 24,098 |
| France Multiple Choice | 0 | - | 4.39 | 40,797 |
| Countries Bordering France | 0 | - | 4.83 | 404,147 |
| History of Paris | 0 | - | 4.24 | 13,666 |
| Kings of France Quiz | 0 | - | 4.20 | 32,862 |
| History of France | 0 | - | 4.61 | 57,421 |
| States of Germany | 0 | - | 4.95 | 153,819 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,467 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,176 |
| Regions of Italy | 0 | - | 4.92 | 76,548 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,592 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,286 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,865 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,540 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,238 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,486 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,792 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,667 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 234,870 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,980 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,212 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,854 |
| Famous French People | 0 | - | 4.07 | 35,958 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,438 |
| Presidents of France | 0 | - | 4.25 | 24,274 |
| Word Chain - France | 0 | - | 4.38 | 42,887 |
| Germany Country Quiz | 0 | - | 4.83 | 158,489 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,840 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,158 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,986 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,923 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,801 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,529 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,268 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,497 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,499 |
| UK Immigration by Country | 0 | - | 4.94 | 141,377 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,522 |
| British Monopoly Board | 0 | - | 4.52 | 41,226 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,318 |
| Name the English Monarchs | 0 | - | 4.91 | 504,976 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 131,466 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,684 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,695 |
| Word Scramble - European Countries | 0 | - | 4.73 | 142,098 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 116,115 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,723 |
| Slavic Languages | 0 | - | 4.68 | 54,569 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,656 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,786 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,335 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 18,104 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,044 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,360 |
| Tour de France Winners | 0 | - | 4.27 | 15,462 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,990 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,890 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,384 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 650,215 |
| Name that Greek Letter | 0 | - | 4.93 | 324,515 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 74,087 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,772 |
| Counties of Ireland | 0 | - | 4.92 | 196,637 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,696 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,125 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,932 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,870 |
| Ancient Roman Trivia #2 | 0 | - | 4.60 | 43,815 |
| Geography of the Roman Empire | 0 | - | 4.56 | 52,127 |
| Roman Names for Places | 0 | - | 4.62 | 58,573 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,450 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,675 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,573 |
| Most Common First Names in Spain | 0 | - | 4.31 | 53,808 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,670 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,191 |
| Countries of Iberia in History with a Map | 0 | - | 4.88 | 42,208 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,660 |
| Switzerland A-Z | 0 | - | 4.45 | 25,729 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,876 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,065 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,581 |
| UK General Knowledge Multiple Choice #1 | 0 | - | 4.24 | 20,851 |
| UK General Knowledge Multiple Choice #2 | 0 | - | 4.33 | 22,745 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 131,732 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,976 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 237,945 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,252 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,032 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,916 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,131 |
| U.S. Geography True or False #1 | 0 | - | 4.53 | 28,777 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,527 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,561 |
| History of Russia Quiz | 0 | - | 4.47 | 31,977 |
| Movies Set in France | 0 | - | 4.26 | 13,139 |
| French Inventions | 0 | - | 4.10 | 13,916 |
| French History A-Z | 0 | - | 4.27 | 24,840 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,203 |
| Olympian Gods Quiz | 0 | - | 4.96 | 502,671 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 126,962 |
| Famous Irish People | 0 | - | 4.05 | 46,042 |
| History of Italy | 0 | - | 4.55 | 32,099 |
| Italy Multiple Choice | 0 | - | 4.74 | 104,140 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,763 |
| Most Common Last Names in Sweden | 0 | - | 4.49 | 15,458 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,361 |
| Geography of Spain | 0 | - | 4.59 | 22,139 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,409 |
| British Geography A-Z | 0 | - | 4.42 | 19,581 |
| Sherlock Holmes Quiz | 0 | - | 4.49 | 26,706 |
| London A-Z | 0 | - | 4.10 | 40,843 |
| European Geography By Letter - A | 0 | - | 4.52 | 147,365 |
| European Geography By Letter - B #1 | 0 | - | 4.69 | 120,749 |
| European Geography By Letter - C | 0 | - | 4.46 | 119,619 |
| European Geography By Letter - D | 0 | - | 4.50 | 109,723 |
| European Geography By Letter - L | 0 | - | 4.52 | 114,312 |
| European Geography By Letter - M | 0 | - | 4.69 | 131,793 |
| European Geography By Letter - N | 0 | - | 4.44 | 101,678 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,218 |
| European Geography By Letter - V | 0 | - | 4.42 | 93,455 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,093 |
| Europe Map Quiz | 0 | - | 5.00 | 4,777,988 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,427 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,083 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,380 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,348 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,070 |
| Four Letter European Geography #1 | 0 | - | 4.41 | 28,381 |
| Four Letter European Geography #2 | 0 | - | 4.54 | 20,614 |
| France World Cup Squad 2018 | 0 | - | 4.41 | 33,959 |
| Famous Germans | 0 | - | 4.50 | 55,623 |
| German Groups of Things | 0 | - | 4.47 | 38,576 |
| Capitals of German States | 0 | - | 4.74 | 29,030 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,453 |
| Germany True or False? | 0 | - | 4.61 | 48,944 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,281 |
| The Life of Alexander the Great | 0 | - | 4.51 | 18,547 |
| Ancient Greek Words | 0 | - | 4.93 | 112,156 |
| Famous Italians by Clue | 0 | - | 4.45 | 90,003 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,229 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,379 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,586 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,371 |
| British to American Food Translation | 0 | - | 3.38 | 52,005 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,588 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,526 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,743 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,759 |
| Name Every Beatles Song | 0 | - | 4.97 | 237,639 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 292,432 |
| Famous Scottish People | 0 | - | 4.22 | 18,422 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 280,164 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,918 |
| Oceania Map Quiz | 0 | - | 4.98 | 657,246 |
| Australian Capitals | 0 | - | 4.92 | 62,791 |