| England or Wales? | 0 | - | 4.94 | 45,410 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,928 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,183 |
| Austria... or Australia? | 0 | - | 4.68 | 103,987 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,716 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 210,288 |
| Departments of France | 0 | - | 4.93 | 53,045 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,406 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,728 |
| Official European Union Languages | 0 | - | 4.97 | 237,261 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,097 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,865 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,817 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,571 |
| The Trojan War | 0 | - | 4.83 | 39,494 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,857 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,159 |
| Roman Emperors | 0 | - | 4.95 | 118,785 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,288 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,623 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,607 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,031 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,620 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,974 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,519 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,762 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,124 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,641 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,498 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 351,221 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,263 |
| Celtic Nations | 0 | - | 4.69 | 46,841 |
| Geography of Spain | 0 | - | 4.59 | 21,990 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,757 |
| Champions League Winners | 0 | - | 4.92 | 998,467 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,515 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,393 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,505 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,042 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,645 |
| Countries Bordering France | 0 | - | 4.83 | 400,490 |
| States of Germany | 0 | - | 4.96 | 150,586 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,191 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,539 |
| Regions of Italy | 0 | - | 4.92 | 74,958 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,982 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,761 |
| The Portuguese Empire | 0 | - | 4.54 | 12,007 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,520 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,344 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,117 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,579 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,221 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,070 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,664 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,581 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,437 |
| Germany Country Quiz | 0 | - | 4.82 | 156,852 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,376 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,821 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,803 |
| Italy Country Quiz | 0 | - | 4.82 | 122,451 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,612 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,297 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,061 |
| Kings of Spain Quiz | 0 | - | 4.14 | 13,975 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,249 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,841 |
| Canary Islands | 0 | - | 4.61 | 17,424 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,207 |
| UK Immigration by Country | 0 | - | 4.94 | 139,911 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,530 |
| British Monopoly Board | 0 | - | 4.52 | 41,075 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,575 |
| Name the English Monarchs | 0 | - | 4.92 | 499,011 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 128,843 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,484 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,613 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,117 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,455 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,979 |
| Slavic Languages | 0 | - | 4.68 | 54,068 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,466 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,569 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,919 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,939 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 17,981 |
| France A-Z | 0 | - | 4.16 | 38,091 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,620 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,890 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,719 |
| French History Multiple Choice | 0 | - | 4.55 | 32,907 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,611 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,867 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,595 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 643,268 |
| Name that Greek Letter | 0 | - | 4.94 | 322,085 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,070 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,491 |
| Counties of Ireland | 0 | - | 4.92 | 193,556 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,480 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,559 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,008 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,627 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,585 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,736 |
| Roman Names for Places | 0 | - | 4.62 | 57,962 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 60,507 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,823 |
| History of Spain | 0 | - | 4.29 | 21,021 |
| Languages of Spain | 0 | - | 4.36 | 23,188 |
| Spanish History A-Z | 0 | - | 4.37 | 19,195 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,935 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,571 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,239 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,664 |
| Switzerland A-Z | 0 | - | 4.45 | 25,541 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,503 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,945 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,482 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 129,063 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,507 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,622 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,002 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,866 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,917 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 95,894 |
| Iran... or Iraq? | 0 | - | 4.32 | 33,474 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 48,992 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,351 |
| History of Russia Quiz | 0 | - | 4.49 | 31,815 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,124 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,770 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,034 |
| Olympian Gods Quiz | 0 | - | 4.96 | 497,382 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 124,705 |
| Famous Irish People | 0 | - | 4.05 | 45,884 |
| History of Italy | 0 | - | 4.55 | 31,861 |
| Italy Multiple Choice | 0 | - | 4.73 | 103,321 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,520 |
| Most Common Last Names in Sweden | 0 | - | 4.49 | 15,301 |
| Famous Spaniards Quiz | 0 | - | 4.24 | 11,557 |
| Members of the British Royal Family | 0 | - | 4.10 | 113,859 |
| British Geography A-Z | 0 | - | 4.41 | 19,443 |
| Sherlock Holmes Quiz | 0 | - | 4.49 | 26,592 |
| London A-Z | 0 | - | 4.10 | 40,672 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,828 |
| European Geography By Letter - A | 0 | - | 4.61 | 132,577 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 111,042 |
| European Geography By Letter - C | 0 | - | 4.46 | 112,006 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,887 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,359 |
| European Geography By Letter - M | 0 | - | 4.64 | 129,143 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,963 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,735 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,109 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,465 |
| Europe Map Quiz | 0 | - | 5.00 | 4,738,423 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,050 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,695 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,011 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 61,046 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,709 |
| Four Letter European Geography #1 | 0 | - | 4.44 | 27,266 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 19,712 |
| Capitals of French Regions | 0 | - | 4.45 | 16,004 |
| Regions of France | 0 | - | 4.78 | 119,598 |
| France Immigration by Country | 0 | - | 4.72 | 76,067 |
| Kings of France Quiz | 0 | - | 4.20 | 32,593 |
| Famous Germans | 0 | - | 4.50 | 54,726 |
| German Groups of Things | 0 | - | 4.46 | 38,345 |
| Capitals of German States | 0 | - | 4.74 | 28,864 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,149 |
| Germany True or False? | 0 | - | 4.61 | 48,596 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,604 |
| The Life of Alexander the Great | 0 | - | 4.49 | 18,441 |
| Ancient Greek Words | 0 | - | 4.92 | 110,906 |
| Famous Italians by Clue | 0 | - | 4.45 | 88,717 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,120 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,721 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,940 |
| 2026 La Liga Clubs | 0 | - | 4.33 | 69,509 |
| La Liga - Trofeo Pichichi | 0 | - | 4,54 | 6.979 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,100 |
| British to American Food Translation | 0 | - | 3.38 | 51,885 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,134 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,317 |
| The UK for Americans - True or False | 0 | - | 4.44 | 58,449 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,423 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,566 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 290,580 |
| Famous Scottish People | 0 | - | 4.22 | 18,343 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,784 |
| Africa Map Quiz | 0 | - | 5.00 | 2,107,160 |
| Oceania Map Quiz | 0 | - | 4.98 | 636,779 |
| Australian Capitals | 0 | - | 4.92 | 62,613 |
| European Physical Geography | 0 | - | 4.26 | 33,396 |
| Geography of Russia | 0 | - | 4.57 | 21,452 |
| History of Austria | 0 | - | 4.70 | 17,779 |
| Austria Country Quiz | 0 | - | 4.57 | 59,444 |
