| Ancient Greek Words | 0 | - | 4.92 | 110,691 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 641,881 |
| Name that Greek Letter | 0 | - | 4.94 | 321,655 |
| German Loan Words | 0 | - | 4.27 | 135,455 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,603 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,345 |
| Japanese Loanwords | 0 | - | 4.47 | 84,345 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,580 |
| Official European Union Languages | 0 | - | 4.97 | 236,521 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,700 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,198 |
| Mythical Creatures Quiz #1 | 0 | - | 4.92 | 704,331 |
| Olympian Gods Quiz | 0 | - | 4.96 | 496,112 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,537 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,567 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 349,907 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,239 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,320 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,848 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,824 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,879 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,048 |
| Famous Ancient Romans | 0 | - | 4.69 | 85,019 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,394 |
| Champions League Winners | 0 | - | 4.92 | 996,321 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,622 |
| Celtic Nations | 0 | - | 4.69 | 46,812 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,330 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,214 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,531 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,203 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,252 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,164 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 79,788 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,989 |
| Departments of France | 0 | - | 4.93 | 52,820 |
| States of Germany | 0 | - | 4.96 | 150,046 |
| Germany Immigration by Country | 0 | - | 4.84 | 80,009 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,520 |
| Figures from Greek Mythology | 0 | - | 4.91 | 184,942 |
| Regions of Italy | 0 | - | 4.92 | 74,723 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,366 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,809 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,339 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,162 |
| American to British Word Translation | 0 | - | 4.06 | 117,060 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,405 |
| England or Wales? | 0 | - | 4.94 | 45,317 |
| All UEFA Champions League Teams Ever | 0 | - | 4.84 | 128,493 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,446 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,145 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,791 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,468 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,513 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,320 |
| British Spellings | 0 | - | 4.07 | 99,204 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,686 |
| Prime Ministers of the UK | 0 | - | 4.96 | 434,630 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 397,180 |
| American Legal Vocabulary | 0 | - | 4.40 | 33,792 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,450 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,599 |
| Word Scramble - European Countries | 0 | - | 4.70 | 140,986 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,044 |
| Slavic Languages | 0 | - | 4.67 | 53,981 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 70,772 |
| The Trojan War | 0 | - | 4.83 | 39,427 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,213 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,535 |
| Iceland... or Ireland? | 0 | - | 4.74 | 56,779 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,428 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,045 |
| Roman Emperors | 0 | - | 4.95 | 118,484 |
| Greenland... or Iceland? | 0 | - | 4.50 | 43,685 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,847 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,246 |
| Biggest Trading Partners - Spain | 0 | - | 4.91 | 53,505 |
| British to American Word Translation | 0 | - | 3.74 | 253,297 |
| British Foods by Description | 0 | - | 3.94 | 48,230 |
| British and American Word Differences | 0 | - | 2.67 | 45,913 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,838 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.92 | 79,509 |
| Monty Python Quotes | 0 | - | 4.88 | 42,323 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 63,475 |
| Roald Dahl Books | 0 | - | 4.44 | 33,936 |
| Do You Even Know Anything About Shakespeare? | 0 | - | 4.57 | 34,200 |
| Middle Earth Geography | 0 | - | 4.56 | 39,537 |
| Lord of the Rings Trivia | 0 | - | 4.53 | 80,835 |
| Members of the Fellowship of the Ring | 0 | - | 4.74 | 45,537 |
| A Quiz About The Beatles | 0 | - | 4.56 | 47,552 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 51,948 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 139,126 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,129 |
| History of Russia Quiz | 0 | - | 4.49 | 31,793 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,565 |
| History of Italy | 0 | - | 4.55 | 31,814 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,159 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,378 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 433,535 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,615 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,481 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,981 |
| Shakespearean Characters | 0 | - | 4.38 | 37,504 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,082 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 290,334 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,529 |
| Native American Words | 0 | - | 4.26 | 24,705 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,405 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 110,904 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,848 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,709 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,215 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,887 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,670 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,627 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,021 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,305 |
| Europe Map Quiz | 0 | - | 5.00 | 4,731,210 |
| European Physical Geography | 0 | - | 4.26 | 33,373 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,991 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,616 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,943 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,982 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,595 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,376 |
| Geography of Russia | 0 | - | 4.57 | 21,427 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,775 |
| History of Austria | 0 | - | 4.70 | 17,747 |
| Capitals of French Regions | 0 | - | 4.45 | 15,985 |
| Regions of France | 0 | - | 4.78 | 119,245 |
| France Immigration by Country | 0 | - | 4.72 | 75,963 |
| Geography of the French Empire | 0 | - | 4.48 | 26,933 |
| The French Revolution | 0 | - | 4.46 | 23,785 |
| France Multiple Choice | 0 | - | 4.38 | 40,635 |
| Ligue 1 Champions | 0 | - | 4.18 | 48,122 |
| History of France | 0 | - | 4.59 | 56,041 |
| Famous Germans | 0 | - | 4.50 | 54,612 |
| German Groups of Things | 0 | - | 4.46 | 38,306 |
| Capitals of German States | 0 | - | 4.74 | 28,811 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,096 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,383 |
| Germany True or False? | 0 | - | 4.61 | 48,535 |
| Bundesliga Champions | 0 | - | 4.23 | 55,657 |
| All Bundesliga Teams Ever | 0 | - | 4.35 | 45,056 |
| German History A-Z | 0 | - | 4.49 | 24,218 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,464 |
| Mythology A-Z | 0 | - | 4.31 | 36,996 |
| Roman to Greek God | 0 | - | 4.52 | 122,211 |
| Famous Italians by Clue | 0 | - | 4.45 | 88,478 |
| Serie A Champions | 0 | - | 4.29 | 57,727 |
| Roman History Vocabulary | 0 | - | 4.40 | 57,461 |
| The Life of Julius Caesar | 0 | - | 4.39 | 38,957 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,825 |
| The Vikings! | 0 | - | 4.45 | 28,245 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,696 |
| The Portuguese Empire | 0 | - | 4.54 | 11,990 |
| 2026 La Liga Clubs | 0 | - | 4.33 | 69,366 |
| La Liga - Trofeo Pichichi | 0 | - | 4,54 | 6.941 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,045 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,702 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,218 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 101,957 |
| Jane Austen Novels | 0 | - | 4.41 | 27,388 |
| Name All Charles Dickens Novels | 0 | - | 4.40 | 42,783 |
| Lord of the Rings - Races | 0 | - | 4.24 | 58,415 |
| The Ultimate LOTR Character Quiz - The Books | 0 | - | 4.64 | 20,488 |
| Beatles Lyrics First Names | 0 | - | 4.38 | 34,472 |
| Elton John Quiz | 0 | - | 4.48 | 18,402 |
| Doctor Who Actors | 0 | - | 4.61 | 17,854 |
| Champions League Top 4 | 0 | - | 4.77 | 133,810 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,099 |
| Last Name Vocabulary | 0 | - | 4.17 | 56,185 |
| Mythical Creatures #2 | 0 | - | 4.04 | 111,064 |
| Christmas Vocabulary | 0 | - | 4.06 | 33,346 |
| Countries of Africa | 0 | - | 5.00 | 2,507,782 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,273 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,813 |
| African East Coast | 0 | - | 4.96 | 95,044 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,924 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,294 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,798 |
| Australian Capitals | 0 | - | 4.92 | 62,593 |
| Australia Map Quiz | 0 | - | 4.94 | 342,476 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,797 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,518 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,589 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,136 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,205 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,980 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,301 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,218 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,615 |
| European Geography By Letter - H | 0 | - | 4.30 | 94,902 |
| European Geography By Letter - G | 0 | - | 4.25 | 101,276 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,490 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,166 |
| European Geography By Letter - O | 0 | - | 4.28 | 61,917 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,294 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,393 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,509 |
