| European Countries by First 2 Letters | 0 | - | 4.95 | 533,233 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,319 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,397 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,774 |
| Sherlock Holmes Quiz | 0 | - | 4.49 | 26,738 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,886 |
| Official European Union Languages | 0 | - | 4.97 | 240,442 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,874 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,548 |
| The Trojan War | 0 | - | 4.83 | 40,116 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 653,305 |
| Name that Greek Letter | 0 | - | 4.93 | 325,391 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 113,337 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,724 |
| Roman Emperors | 0 | - | 4.95 | 121,508 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,412 |
| Olympian Gods Quiz | 0 | - | 4.96 | 504,682 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,120 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 362,997 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,167 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,319 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,735 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,773 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,527 |
| Champions League Winners | 0 | - | 4.92 | 1,018,549 |
| Add A Letter - Make a European City | 0 | - | 4.88 | 23,540 |
| Celtic Nations | 0 | - | 4.61 | 47,130 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,224 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,930 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 89,253 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 82,229 |
| Federal Subjects of Russia | 0 | - | 4.95 | 150,019 |
| Countries Bordering France | 0 | - | 4.83 | 405,479 |
| States of Germany | 0 | - | 4.95 | 155,026 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,853 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,355 |
| Figures from Greek Mythology | 0 | - | 4.92 | 194,176 |
| Regions of Italy | 0 | - | 4.92 | 77,309 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,957 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,664 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,939 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,878 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.74 | 58,839 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 66,088 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,481 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 279,446 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,384 |
| Austria... or Australia? | 0 | - | 4.67 | 104,871 |
| Countries Bordering Austria | 0 | - | 4.97 | 119,078 |
| Departments of France | 0 | - | 4.93 | 55,455 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,252 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,595 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 99,269 |
| Counties of Ireland | 0 | - | 4.92 | 197,769 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,480 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 153,282 |
| Countries Italy Declared War On | 0 | - | 4.74 | 49,517 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,793 |
| Byzantine History | 0 | - | 4.91 | 29,063 |
| Byzantine Emperors | 0 | - | 4.93 | 14,671 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,450 |
| British Monopoly Board | 0 | - | 4.52 | 41,298 |
| Countries that Visit the UK the Most | 0 | - | 4.88 | 76,059 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 132,729 |
| Name the English Monarchs | 0 | - | 4.91 | 507,612 |
| Doctor Who Actors | 0 | - | 4.61 | 18,004 |
| World Capitals Closest to London | 0 | - | 4.88 | 111,454 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,450 |
| England or Wales? | 0 | - | 4.94 | 46,091 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 132,574 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,810 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,742 |
| Word Scramble - European Countries | 0 | - | 4.73 | 142,483 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 124,550 |
| Slavic Languages | 0 | - | 4.67 | 54,800 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 105,048 |
| Countries that Beat Germany | 0 | - | 4.94 | 107,554 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 74,527 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,906 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,765 |
| Ancient Roman Trivia #2 | 0 | - | 4.61 | 44,415 |
| Geography of the Roman Empire | 0 | - | 4.55 | 52,281 |
| Roman Names for Places | 0 | - | 4.62 | 58,809 |
| Greenland... or Iceland? | 0 | - | 4.50 | 43,873 |
| Countries Closest to Iceland | 0 | - | 4.90 | 74,341 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,671 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,462 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 99,228 |
| Monty Python Quotes | 0 | - | 4.89 | 42,635 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 64,923 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 47,105 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 238,664 |
| 2026–2027 Football League Teams | 0 | - | 4.94 | 408,350 |
| Top European Languages on a Map | 0 | - | 4.77 | 133,051 |
| History of Russia Quiz | 0 | - | 4.47 | 32,031 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,910 |
| The Reign of Napoleon | 0 | - | 4.54 | 39,237 |
| German Loan Words | 0 | - | 4.27 | 141,292 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,263 |
| The Life of Alexander the Great | 0 | - | 4.51 | 18,598 |
| Famous Ancient Romans | 0 | - | 4.70 | 85,866 |
| Ancient Greek Words | 0 | - | 4.93 | 112,728 |
| Famous Irish People | 0 | - | 4.05 | 46,087 |
| History of Italy | 0 | - | 4.55 | 32,196 |
| Italy Multiple Choice | 0 | - | 4.74 | 104,562 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,470 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,278 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,862 |
| Most Common Last Names in Sweden | 0 | - | 4.50 | 15,506 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,480 |
| Geography of Spain | 0 | - | 4.59 | 22,301 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,552 |
| British Geography A-Z | 0 | - | 4.42 | 19,635 |
| Shakespearean Characters | 0 | - | 4.38 | 37,774 |
| Name Every Beatles Song | 0 | - | 4.97 | 238,882 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 293,043 |
| London A-Z | 0 | - | 4.10 | 40,917 |
| Top 4 in English Football, 1888–2026 | 0 | - | 4.92 | 143,922 |
| European Geography By Letter - A | 0 | - | 4.52 | 148,495 |
| European Geography By Letter - B #1 | 0 | - | 4.62 | 121,941 |
| European Geography By Letter - C | 0 | - | 4.44 | 124,485 |
| European Geography By Letter - D | 0 | - | 4.49 | 119,027 |
| European Geography By Letter - L | 0 | - | 4.52 | 115,440 |
| European Geography By Letter - M | 0 | - | 4.69 | 132,977 |
| European Geography By Letter - N | 0 | - | 4.44 | 102,389 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,976 |
| European Geography By Letter - V | 0 | - | 4.43 | 94,244 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,886 |
| Europe Map Quiz | 0 | - | 5.00 | 4,794,962 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,588 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,259 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,531 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,483 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,629 |
| Four Letter European Geography #1 | 0 | - | 4.41 | 28,637 |
| Four Letter European Geography #2 | 0 | - | 4.54 | 20,803 |
| Capitals of French Regions | 0 | - | 4.45 | 16,216 |
| Regions of France | 0 | - | 4.70 | 122,484 |
| France Immigration by Country | 0 | - | 4.70 | 77,037 |
| Famous Germans | 0 | - | 4.50 | 55,893 |
| German Groups of Things | 0 | - | 4.47 | 38,682 |
| Capitals of German States | 0 | - | 4.74 | 29,101 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,601 |
| Germany True or False? | 0 | - | 4.61 | 49,087 |
| German History A-Z | 0 | - | 4.49 | 24,956 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,608 |
| Roman to Greek God | 0 | - | 4.52 | 123,548 |
| Famous Italians by Clue | 0 | - | 4.45 | 90,579 |
| Serie A Champions | 0 | - | 4.29 | 58,915 |
| The Life of Julius Caesar | 0 | - | 4.39 | 39,200 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 127,119 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 440,611 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,653 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,974 |
| 2026 La Liga Clubs | 0 | - | 4.33 | 70,567 |
| La Liga - Trofeo Pichichi | 0 | - | 4,57 | 7.359 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,510 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,991 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,861 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 281,122 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,747 |
| Oceania Map Quiz | 0 | - | 4.98 | 660,697 |
| Australian Capitals | 0 | - | 4.92 | 62,867 |
| United States Map Quiz | 0 | - | 4.98 | 4,174,238 |
| European Geography By Letter - E | 0 | - | 4.23 | 121,289 |
| European Geography By Letter - F | 0 | - | 4.15 | 94,824 |
| European Geography By Letter - H | 0 | - | 4.30 | 97,489 |
| European Geography By Letter - G | 0 | - | 4.27 | 104,278 |
| European Geography By Letter - I | 0 | - | 4.07 | 96,817 |
| European Geography By Letter - K | 0 | - | 4.15 | 71,470 |
| European Geography By Letter - O | 0 | - | 4.29 | 63,815 |
| European Geography by Letter - W | 0 | - | 4.21 | 83,748 |
| European Physical Geography | 0 | - | 4.26 | 33,621 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,960 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 52,052 |
| European Geography A-Z | 0 | - | 4.29 | 49,534 |
| Geography of Russia | 0 | - | 4.57 | 21,627 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 42,180 |
| History of Austria | 0 | - | 4.70 | 17,992 |
| Famous French People | 0 | - | 4.05 | 36,189 |
| Geography of the French Empire | 0 | - | 4.45 | 27,240 |
| Word Chain - France | 0 | - | 4.38 | 42,970 |
| The French Revolution | 0 | - | 4.47 | 24,173 |
| France Multiple Choice | 0 | - | 4.39 | 40,881 |
| History of France | 0 | - | 4.61 | 57,762 |
| Most Popular Baby Girls Names in Germany | 0 | - | 4.51 | 39,035 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,580 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,296 |
| Ancient Greek Inventions | 0 | - | 4.18 | 16,429 |
| Geography of Ancient Greece | 0 | - | 4.69 | 32,079 |
| Word Chain - Greek and Roman Mythology | 0 | - | 4.50 | 57,170 |
| Italy Country Quiz | 0 | - | 4.77 | 124,274 |
| Italian Foods | 0 | - | 4.30 | 73,424 |
| Famous Italian-Americans | 0 | - | 4.15 | 14,605 |
| Italian History A-Z | 0 | - | 4.16 | 17,963 |
| Famous Italians by Picture | 0 | - | 4.06 | 22,033 |
| The Mafia Quiz | 0 | - | 4.46 | 23,454 |
| History of The Netherlands | 0 | - | 4.46 | 17,580 |
| The Vikings! | 0 | - | 4.46 | 28,430 |
| Denmark Country Quiz | 0 | - | 4.78 | 76,353 |
