| European Countries by First 2 Letters | 0 | - | 4.95 | 528,690 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,715 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 646,088 |
| Name that Greek Letter | 0 | - | 4.93 | 323,081 |
| Sherlock Holmes Quiz | 0 | - | 4.49 | 26,638 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,487 |
| The Trojan War | 0 | - | 4.83 | 39,648 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,532 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,246 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,418 |
| Roman Emperors | 0 | - | 4.95 | 119,653 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,996 |
| Official European Union Languages | 0 | - | 4.97 | 238,120 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,608 |
| Olympian Gods Quiz | 0 | - | 4.96 | 499,543 |
| Doctor Who Actors | 0 | - | 4.61 | 17,904 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,878 |
| Ancient Greek Words | 0 | - | 4.93 | 111,349 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,000 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,755 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,606 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 354,173 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,358 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,245 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,898 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,959 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 170,596 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 77,939 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,696 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,381 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,901 |
| States of Germany | 0 | - | 4.96 | 151,897 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,283 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,883 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,873 |
| Figures from Greek Mythology | 0 | - | 4.91 | 186,429 |
| Regions of Italy | 0 | - | 4.92 | 75,538 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 51,864 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,630 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,999 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,009 |
| Champions League Winners | 0 | - | 4.92 | 1,003,689 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,442 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,330 |
| Celtic Nations | 0 | - | 4.69 | 46,908 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 198,928 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,593 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,273 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,666 |
| Austria... or Australia? | 0 | - | 4.68 | 104,230 |
| Departments of France | 0 | - | 4.93 | 53,776 |
| Countries Bordering France | 0 | - | 4.83 | 401,869 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,591 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,516 |
| British Monopoly Board | 0 | - | 4.52 | 41,137 |
| Name the English Monarchs | 0 | - | 4.91 | 501,471 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,659 |
| England or Wales? | 0 | - | 4.94 | 45,599 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,734 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 97,005 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 130,513 |
| Hindu Countries | 0 | - | 4.86 | 50,004 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 76,060 |
| Biggest Trading Partners – Australia | 0 | - | 4.93 | 61,422 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,389 |
| Top 10 Richest Countries in Europe | 0 | - | 4.90 | 149,412 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,344 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,689 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,776 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,184 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,475 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,788 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,089 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,088 |
| Countries Settled by the Ancient Greeks | 0 | - | 4.53 | 49,384 |
| Mythology A-Z | 0 | - | 4.31 | 37,166 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,465 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,605 |
| Counties of Ireland | 0 | - | 4.92 | 194,627 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,749 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,698 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,695 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,860 |
| Roman Names for Places | 0 | - | 4.62 | 58,180 |
| Greenland... or Iceland? | 0 | - | 4.50 | 43,755 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,370 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,620 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,784 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,900 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,366 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,165 |
| Monty Python Quotes | 0 | - | 4.88 | 42,437 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 64,067 |
| Middle Earth Geography | 0 | - | 4.56 | 39,754 |
| Lord of the Rings Trivia | 0 | - | 4.53 | 81,345 |
| Members of the Fellowship of the Ring | 0 | - | 4.74 | 45,771 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,856 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,172 |
| Prime Ministers of the UK | 0 | - | 4.95 | 437,809 |
| World Capitals Closest to London | 0 | - | 4.87 | 110,232 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,688 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 400,265 |
| Countries with the Most Hindus | 0 | - | 4.90 | 122,833 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,242 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,555 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,643 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,486 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,243 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,366 |
| Slavic Languages | 0 | - | 4.68 | 54,269 |
| Biggest Trading Partners - Germany | 0 | - | 4.97 | 71,315 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,117 |
| Famous Ancient Romans | 0 | - | 4.70 | 85,387 |
| Famous Irish People | 0 | - | 4.05 | 45,978 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,576 |
| Most Common Last Names in Sweden | 0 | - | 4.49 | 15,375 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,419 |
| Countries Closest to Spain A-Z | 0 | - | 4.98 | 108,119 |
| Biggest Trading Partners - Spain | 0 | - | 4.92 | 53,730 |
| Geography of Spain | 0 | - | 4.59 | 22,050 |
| Biggest Trading Partners – United Kingdom | 0 | - | 4.93 | 80,153 |
| Countries Closest to the United Kingdom A-Z | 0 | - | 4.96 | 190,635 |
| British Geography A-Z | 0 | - | 4.42 | 19,494 |
| Lord of the Rings Decoder | 0 | - | 4.59 | 42,548 |
| Name Every Beatles Song | 0 | - | 4.97 | 235,641 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,452 |
| London A-Z | 0 | - | 4.10 | 40,745 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 140,573 |
| Biggest Trading Partners - Turkey | 0 | - | 4.81 | 50,609 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,066 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 220,318 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 133,831 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,629 |
| European Geography By Letter - A | 0 | - | 4.51 | 145,015 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 112,608 |
| European Geography By Letter - C | 0 | - | 4.46 | 113,344 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,077 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,140 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,145 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,226 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,563 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,247 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,803 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,135 |
| Europe Map Quiz | 0 | - | 5.00 | 4,755,341 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,207 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,863 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,152 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,181 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,366 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,846 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 20,360 |
| Countries of Europe After World War II | 0 | - | 4.99 | 188,040 |
| Countries of Europe Before World War I | 0 | - | 4.99 | 156,236 |
| History of Russia Quiz | 0 | - | 4.49 | 31,879 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,695 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,427 |
| Capitals of French Regions | 0 | - | 4.45 | 16,037 |
| Regions of France | 0 | - | 4.75 | 120,404 |
| France Immigration by Country | 0 | - | 4.70 | 76,400 |
| German Loan Words | 0 | - | 4.27 | 135,724 |
| Famous Germans | 0 | - | 4.50 | 55,167 |
| German Groups of Things | 0 | - | 4.46 | 38,438 |
| Capitals of German States | 0 | - | 4.74 | 28,930 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,282 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 27,223 |
| Germany True or False? | 0 | - | 4.61 | 48,738 |
| German History A-Z | 0 | - | 4.49 | 24,571 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,874 |
| The Life of Alexander the Great | 0 | - | 4.51 | 18,480 |
| Roman to Greek God | 0 | - | 4.52 | 122,652 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,289 |
| History of Italy | 0 | - | 4.55 | 31,935 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,639 |
| Serie A Champions | 0 | - | 4.29 | 58,142 |
| The Life of Julius Caesar | 0 | - | 4.39 | 39,057 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,167 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 436,267 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,225 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,612 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,164 |
| 2026 La Liga Clubs | 0 | - | 4.33 | 69,815 |
| La Liga - Trofeo Pichichi | 0 | - | 4,54 | 7.087 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,234 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,065 |
| Shakespearean Characters | 0 | - | 4.38 | 37,610 |
| Lord of the Rings - Races | 0 | - | 4.25 | 58,724 |
| The Ultimate LOTR Character Quiz - The Books | 0 | - | 4.61 | 20,686 |
| Lord of the Rings Characters | 0 | - | 4.54 | 113,188 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,168 |
| Africa Map Quiz | 0 | - | 5.00 | 2,114,580 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,863 |
| African Countries with the Most Muslims | 0 | - | 4.80 | 100,794 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,559 |
| Australian Capitals | 0 | - | 4.92 | 62,694 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,847 |
| United States Map Quiz | 0 | - | 4.98 | 4,153,866 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,920 |
| It's Always Sunny in Philadelphia Quiz | 0 | - | 4.34 | 15,836 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,427 |
