| Ancient Greek Words | 0 | - | 4.93 | 111,656 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,729 |
| Name that Greek Letter | 0 | - | 4.93 | 323,579 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,698 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,566 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,396 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,952 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,208 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,782 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,177 |
| Official European Union Languages | 0 | - | 4.97 | 238,581 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,909 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,332 |
| Olympian Gods Quiz | 0 | - | 4.96 | 501,035 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,329,108 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,007 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,619 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,852 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,698 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 356,292 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,389 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,289 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,959 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,239 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,245 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,833 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,399 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,699 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,050 |
| German Groups of Things | 0 | - | 4.46 | 38,483 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,371 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,037 |
| Famous Ancient Romans | 0 | - | 4.70 | 85,488 |
| Most Common Last Names in Sweden | 0 | - | 4.49 | 15,414 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,282 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,292 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,678 |
| Champions League Winners | 0 | - | 4.92 | 1,007,244 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,348 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,403 |
| Name a Valid African Country | 0 | - | 4.98 | 154,134 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,150 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,535 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,256 |
| Celtic Nations | 0 | - | 4.69 | 46,957 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,179 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,669 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 261,210 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,768 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,031 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,449 |
| Departments of France | 0 | - | 4.93 | 54,188 |
| German Loan Words | 0 | - | 4.27 | 135,814 |
| States of Germany | 0 | - | 4.95 | 152,713 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,087 |
| Figures from Greek Mythology | 0 | - | 4.91 | 187,067 |
| Regions of Italy | 0 | - | 4.92 | 75,951 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,559 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,221 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,038 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,245 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,711 |
| England or Wales? | 0 | - | 4.94 | 45,716 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,456 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,342 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,093 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,853 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,050 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,100 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,829 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,742 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,232 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,759 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,689 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,508 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,477 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,112 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,999 |
| Word Chain - France | 0 | - | 4.38 | 42,787 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,832 |
| Italian Foods | 0 | - | 4.30 | 72,807 |
| British Groups of Things | 0 | - | 4.25 | 82,879 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,039 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,909 |
| Prime Ministers of the UK | 0 | - | 4.95 | 439,232 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 401,601 |
| Asian Last Names in the United States | 0 | - | 4.43 | 46,781 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,519 |
| Countries that Beat Canada | 0 | - | 4.91 | 97,822 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,608 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,660 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,727 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,055 |
| Slavic Languages | 0 | - | 4.68 | 54,383 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,852 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,505 |
| The Trojan War | 0 | - | 4.83 | 39,741 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,450 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,913 |
| Iceland... or Ireland? | 0 | - | 4.74 | 57,050 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,626 |
| Famous Italian-Americans | 0 | - | 4.15 | 14,472 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,555 |
| Roman Emperors | 0 | - | 4.95 | 120,115 |
| Greenland... or Iceland? | 0 | - | 4.50 | 43,779 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,610 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,482 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,791 |
| Geography of Spain | 0 | - | 4.59 | 22,079 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,024 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,576 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,388 |
| Monty Python Quotes | 0 | - | 4.88 | 42,471 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 64,269 |
| Roald Dahl Books | 0 | - | 4.44 | 34,063 |
| Do You Even Know Anything About Shakespeare? | 0 | - | 4.57 | 34,376 |
| Middle Earth Geography | 0 | - | 4.56 | 39,817 |
| Lord of the Rings Trivia | 0 | - | 4.53 | 81,492 |
| Members of the Fellowship of the Ring | 0 | - | 4.74 | 45,843 |
| A Quiz About The Beatles | 0 | - | 4.56 | 47,964 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,382 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 141,205 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,975 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.55 | 489,618 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 712,974 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,197 |
| Last Names in U.S. History #1 | 0 | - | 4.25 | 36,249 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,132 |
| History of Russia Quiz | 0 | - | 4.47 | 31,923 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,738 |
| Word Chain - Germany | 0 | - | 4.31 | 22,591 |
| History of Italy | 0 | - | 4.55 | 31,981 |
| Word Chain - Italy | 0 | - | 4.07 | 23,168 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,813 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,907 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 437,296 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,165 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,671 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,243 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,345 |
| Name a Valid English City | 0 | - | 4.19 | 16,732 |
| Shakespearean Characters | 0 | - | 4.38 | 37,653 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,394 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,784 |
| Last Names by Country of Origin | 0 | - | 4.64 | 156,543 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,971 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,284 |
| Word Chain - Australia | 0 | - | 4.38 | 38,146 |
| European Geography By Letter - A | 0 | - | 4.52 | 146,383 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 119,580 |
| European Geography By Letter - C | 0 | - | 4.46 | 114,102 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,730 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,600 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,765 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,615 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,920 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,768 |
| European Geography By Letter - V | 0 | - | 4.43 | 93,059 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,506 |
| Europe Map Quiz | 0 | - | 5.00 | 4,764,407 |
| European Physical Geography | 0 | - | 4.26 | 33,519 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,658 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,735 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 20,467 |
| Geography of Russia | 0 | - | 4.57 | 21,538 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,973 |
| History of Austria | 0 | - | 4.70 | 17,866 |
| Capitals of French Regions | 0 | - | 4.45 | 16,081 |
| Regions of France | 0 | - | 4.72 | 120,887 |
| France Immigration by Country | 0 | - | 4.70 | 76,548 |
| Geography of the French Empire | 0 | - | 4.45 | 27,072 |
| The French Revolution | 0 | - | 4.47 | 23,956 |
| France Multiple Choice | 0 | - | 4.39 | 40,746 |
| Ligue 1 Champions | 0 | - | 4.21 | 48,506 |
| History of France | 0 | - | 4.59 | 57,022 |
| Famous Germans | 0 | - | 4.50 | 55,312 |
| Capitals of German States | 0 | - | 4.74 | 28,964 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,349 |
| Germany True or False? | 0 | - | 4.61 | 48,824 |
| Bundesliga Champions | 0 | - | 4.25 | 56,573 |
| All Bundesliga Teams Ever | 0 | - | 4.35 | 45,570 |
| German History A-Z | 0 | - | 4.49 | 24,623 |
| Mediterranean Foods | 0 | - | 3.80 | 11,452 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,049 |
| Mythology A-Z | 0 | - | 4.31 | 37,234 |
| Roman to Greek God | 0 | - | 4.52 | 122,872 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,531 |
| Serie A Champions | 0 | - | 4.29 | 58,299 |
| Roman History Vocabulary | 0 | - | 4.40 | 57,611 |
| The Life of Julius Caesar | 0 | - | 4.39 | 39,091 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,395 |
| The Vikings! | 0 | - | 4.46 | 28,349 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,148 |
| The Portuguese Empire | 0 | - | 4.58 | 12,067 |
| 2026 La Liga Clubs | 0 | - | 4.33 | 70,021 |
| La Liga - Trofeo Pichichi | 0 | - | 4,54 | 7.151 |
| American to British Word Translation | 0 | - | 4.14 | 139,112 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,281 |
| British to American Food Translation | 0 | - | 3.38 | 51,968 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,907 |
