| European Countries by First 2 Letters | 0 | - | 4.95 | 531,055 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,941 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,079 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,523 |
| Sherlock Holmes Quiz | 0 | - | 4.49 | 26,697 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,431 |
| Official European Union Languages | 0 | - | 4.97 | 239,153 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,267 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,630 |
| The Trojan War | 0 | - | 4.83 | 39,868 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 649,735 |
| Name that Greek Letter | 0 | - | 4.93 | 324,390 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,448 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,732 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,200 |
| Roman Emperors | 0 | - | 4.95 | 120,608 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,162 |
| Olympian Gods Quiz | 0 | - | 4.96 | 502,354 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,947 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 359,021 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,455 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,750 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,740 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 174,031 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,538 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,261 |
| Champions League Winners | 0 | - | 4.92 | 1,011,266 |
| Celtic Nations | 0 | - | 4.69 | 47,023 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,238 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,494 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 87,569 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,493 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,341 |
| Countries Bordering France | 0 | - | 4.83 | 403,922 |
| States of Germany | 0 | - | 4.95 | 153,628 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,380 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,984 |
| Figures from Greek Mythology | 0 | - | 4.91 | 188,017 |
| Regions of Italy | 0 | - | 4.92 | 76,453 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,528 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,717 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,499 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,774 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,647 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,699 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 234,599 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,784 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,031 |
| Austria... or Australia? | 0 | - | 4.68 | 104,580 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,737 |
| Departments of France | 0 | - | 4.93 | 54,651 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,005 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,324 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,691 |
| Counties of Ireland | 0 | - | 4.92 | 196,355 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,833 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,718 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,484 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,648 |
| Byzantine History | 0 | - | 4.91 | 28,952 |
| Byzantine Emperors | 0 | - | 4.92 | 14,434 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,551 |
| British Monopoly Board | 0 | - | 4.52 | 41,211 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,505 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 131,542 |
| Name the English Monarchs | 0 | - | 4.91 | 504,609 |
| Doctor Who Actors | 0 | - | 4.61 | 17,963 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,870 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,081 |
| England or Wales? | 0 | - | 4.94 | 45,838 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 131,288 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,670 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,680 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,973 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,916 |
| Slavic Languages | 0 | - | 4.68 | 54,530 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,223 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,859 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 74,023 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,745 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,686 |
| Ancient Roman Trivia #2 | 0 | - | 4.59 | 42,839 |
| Geography of the Roman Empire | 0 | - | 4.56 | 52,085 |
| Roman Names for Places | 0 | - | 4.62 | 58,517 |
| Greenland... or Iceland? | 0 | - | 4.50 | 43,817 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,834 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,543 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,150 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,826 |
| Monty Python Quotes | 0 | - | 4.89 | 42,526 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 64,483 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,979 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,857 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 403,288 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,486 |
| History of Russia Quiz | 0 | - | 4.47 | 31,973 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,802 |
| The Reign of Napoleon | 0 | - | 4.54 | 39,053 |
| German Loan Words | 0 | - | 4.27 | 139,813 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,192 |
| The Life of Alexander the Great | 0 | - | 4.51 | 18,535 |
| Famous Ancient Romans | 0 | - | 4.70 | 85,629 |
| Ancient Greek Words | 0 | - | 4.93 | 112,074 |
| Famous Irish People | 0 | - | 4.05 | 46,031 |
| History of Italy | 0 | - | 4.55 | 32,090 |
| Italy Multiple Choice | 0 | - | 4.74 | 104,074 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,088 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,218 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,754 |
| Most Common Last Names in Sweden | 0 | - | 4.49 | 15,448 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,331 |
| Geography of Spain | 0 | - | 4.59 | 22,130 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,384 |
| British Geography A-Z | 0 | - | 4.42 | 19,576 |
| Shakespearean Characters | 0 | - | 4.38 | 37,695 |
| Name Every Beatles Song | 0 | - | 4.97 | 237,422 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 292,214 |
| London A-Z | 0 | - | 4.10 | 40,836 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 142,352 |
| European Geography By Letter - A | 0 | - | 4.52 | 147,119 |
| European Geography By Letter - B #1 | 0 | - | 4.69 | 120,524 |
| European Geography By Letter - C | 0 | - | 4.46 | 114,904 |
| European Geography By Letter - D | 0 | - | 4.50 | 109,451 |
| European Geography By Letter - L | 0 | - | 4.52 | 114,118 |
| European Geography By Letter - M | 0 | - | 4.67 | 131,512 |
| European Geography By Letter - N | 0 | - | 4.44 | 101,295 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,115 |
| European Geography By Letter - V | 0 | - | 4.42 | 93,367 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,955 |
| Europe Map Quiz | 0 | - | 5.00 | 4,775,295 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,402 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,056 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,349 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,323 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,973 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 20,589 |
| Capitals of French Regions | 0 | - | 4.45 | 16,129 |
| Regions of France | 0 | - | 4.70 | 121,472 |
| France Immigration by Country | 0 | - | 4.70 | 76,739 |
| Famous Germans | 0 | - | 4.50 | 55,586 |
| German Groups of Things | 0 | - | 4.46 | 38,560 |
| Capitals of German States | 0 | - | 4.74 | 29,008 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,430 |
| Germany True or False? | 0 | - | 4.61 | 48,924 |
| German History A-Z | 0 | - | 4.49 | 24,687 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,231 |
| Roman to Greek God | 0 | - | 4.52 | 123,102 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,933 |
| Serie A Champions | 0 | - | 4.29 | 58,569 |
| The Life of Julius Caesar | 0 | - | 4.39 | 39,138 |
| Modern-Day Countries of the Roman Empire on a Map | 0 | - | 4.99 | 126,343 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 438,465 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,335 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,568 |
| 2026 La Liga Clubs | 0 | - | 4.33 | 70,244 |
| La Liga - Trofeo Pichichi | 0 | - | 4,54 | 7.219 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,367 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,537 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,745 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,961 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,795 |
| Oceania Map Quiz | 0 | - | 4.98 | 656,313 |
| Australian Capitals | 0 | - | 4.92 | 62,780 |
| United States Map Quiz | 0 | - | 4.98 | 4,165,246 |
| European Geography By Letter - E | 0 | - | 4.23 | 114,361 |
| European Geography By Letter - F | 0 | - | 4.17 | 93,704 |
| European Geography By Letter - H | 0 | - | 4.30 | 96,558 |
| European Geography By Letter - G | 0 | - | 4.27 | 103,243 |
| European Geography By Letter - I | 0 | - | 4.09 | 95,986 |
| European Geography By Letter - K | 0 | - | 4.14 | 70,612 |
| European Geography By Letter - O | 0 | - | 4.29 | 63,094 |
| European Geography by Letter - W | 0 | - | 4.21 | 83,221 |
| European Physical Geography | 0 | - | 4.26 | 33,559 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,782 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 51,500 |
| European Geography A-Z | 0 | - | 4.29 | 49,393 |
| Geography of Russia | 0 | - | 4.57 | 21,560 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 42,040 |
| History of Austria | 0 | - | 4.70 | 17,928 |
| Famous French People | 0 | - | 4.07 | 35,931 |
| Geography of the French Empire | 0 | - | 4.45 | 27,177 |
| Word Chain - France | 0 | - | 4.38 | 42,869 |
| The French Revolution | 0 | - | 4.47 | 24,083 |
| France Multiple Choice | 0 | - | 4.39 | 40,787 |
| History of France | 0 | - | 4.61 | 57,364 |
| Most Popular Baby Girls Names in Germany | 0 | - | 4.51 | 38,894 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,126 |
| Ancient Greek Inventions | 0 | - | 4.18 | 16,382 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,975 |
| Word Chain - Greek and Roman Mythology | 0 | - | 4.50 | 56,814 |
| Italy Country Quiz | 0 | - | 4.77 | 123,734 |
| Italian Foods | 0 | - | 4.30 | 73,029 |
| Famous Italian-Americans | 0 | - | 4.15 | 14,530 |
| Italian History A-Z | 0 | - | 4.21 | 17,751 |
| Famous Italians by Picture | 0 | - | 4.06 | 21,979 |
| The Mafia Quiz | 0 | - | 4.46 | 23,395 |
| History of The Netherlands | 0 | - | 4.46 | 17,503 |
| The Vikings! | 0 | - | 4.46 | 28,379 |
| Denmark Country Quiz | 0 | - | 4.78 | 76,088 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,254 |
