| Iceland... or Ireland? | 0 | - | 4.72 | 53,725 |
| The United States... or the United Kingdom? | 0 | - | 4.89 | 89,461 |
| Greenland... or Iceland? | 0 | - | 4.49 | 41,512 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 453,737 |
| Austria... or Australia? | 0 | - | 4.79 | 97,396 |
| Sweden Immigration by Country | 0 | - | 4.66 | 41,891 |
| Slovakia... or Slovenia? | 0 | - | 4.79 | 39,479 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 71,249 |
| Roman Emperors | 0 | - | 4.95 | 94,649 |
| Official European Union Languages | 0 | - | 4.98 | 198,667 |
| European Countries in their Native Language | 0 | - | 4.99 | 142,823 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 381,750 |
| The Trojan War | 0 | - | 4.81 | 35,621 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 579,355 |
| Countries that Beat Switzerland | 0 | - | 4.85 | 37,237 |
| Europe Geography Decoder | 0 | - | 4.89 | 62,739 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.82 | 38,901 |
| French Geography Quiz #1 | 0 | - | 4.86 | 30,752 |
| Name that Greek Letter | 0 | - | 4.94 | 293,999 |
| Ancient Greece - Multiple Choice | 0 | - | 4.53 | 38,377 |
| Add A Letter - Make a European City | 0 | - | 4.87 | 20,697 |
| Champions League Winners | 0 | - | 4.90 | 837,654 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.89 | 78,990 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 283,000 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 113,331 |
| The Vikings! | 0 | - | 4.44 | 27,010 |
| Regions of Spain Quiz | 0 | - | 4.85 | 93,440 |
| Cantons of Switzerland | 0 | - | 4.96 | 39,725 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 263,304 |
| Celtic Nations | 0 | - | 4.76 | 44,505 |
| Catholic Countries in Europe | 0 | - | 4.87 | 82,671 |
| Category Elimination - European Geography #3 | 0 | - | 4.84 | 64,445 |
| Federal Subjects of Russia | 0 | - | 4.95 | 109,969 |
| Countries Bordering France | 0 | - | 4.87 | 354,783 |
| States of Germany | 0 | - | 4.94 | 121,515 |
| Germany Immigration by Country | 0 | - | 4.90 | 68,841 |
| Countries Bordering Germany | 0 | - | 4.99 | 338,566 |
| States of the German Confederation in 1848 | 0 | - | 4.84 | 26,039 |
| Counties of Ireland | 0 | - | 4.89 | 157,195 |
| Regions of Italy | 0 | - | 4.88 | 59,470 |
| Countries Surrounding Rome | 0 | - | 4.96 | 46,368 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 31,297 |
| Countries Closest to Spain | 0 | - | 4.95 | 204,300 |
| Switzerland Immigration by Country | 0 | - | 4.81 | 19,705 |
| British Monopoly Board | 0 | - | 4.50 | 38,681 |
| Countries that Visit the UK the Most | 0 | - | 4.84 | 61,588 |
| Counties of the UK and Ireland | 0 | - | 4.97 | 101,996 |
| English Monarchs Quiz | 0 | - | 4.91 | 442,707 |
| World Capitals Closest to London | 0 | - | 4.90 | 92,894 |
| 50 Busiest Air Routes from London | 0 | - | 4.88 | 84,770 |
| England or Wales? | 0 | - | 4.93 | 39,820 |
| All Champions League Teams Ever | 0 | - | 4.89 | 102,321 |
| Count to 10 in Europe: Pro | 0 | - | 4.79 | 60,571 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.71 | 53,421 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.93 | 55,454 |
| Category Elimination - European Geography #1 | 0 | - | 4.97 | 198,083 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 243,521 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 140,965 |
| Countries Bordering Austria | 0 | - | 4.97 | 109,446 |
| Countries that Visit France the Most | 0 | - | 4.84 | 39,500 |
| Countries Closest to Metropolitan France | 0 | - | 4.87 | 65,878 |
| Countries With the Most German Speakers | 0 | - | 4.88 | 51,209 |
| Countries Bordering Italy | 0 | - | 4.92 | 78,513 |
| Countries Closest to Italy | 0 | - | 4.97 | 177,512 |
| Ancient Roman Trivia #2 | 0 | - | 4.55 | 35,182 |
| Geography of the Roman Empire | 0 | - | 4.58 | 47,984 |
| The Life of Julius Caesar | 0 | - | 4.46 | 31,967 |
| Roman Names for Places | 0 | - | 4.66 | 41,040 |
| Greenland Country Quiz | 0 | - | 4.82 | 32,022 |
| Countries Closest to Iceland | 0 | - | 4.87 | 62,031 |
| Spanish Immigration by Country | 0 | - | 4.58 | 51,499 |
| Monty Python Quotes | 0 | - | 4.89 | 40,228 |
| James Bond Countries Visited Map | 0 | - | 4.99 | 53,896 |
| Best-Selling British Musical Acts | 0 | - | 4.47 | 43,272 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 220,816 |
| 2025 Football League Teams | 0 | - | 4.93 | 340,781 |
| Haiti... or Dominican Republic? | 0 | - | 4.71 | 38,011 |
| Pre-Euro Currencies | 0 | - | 4.42 | 49,144 |
| Word Scramble - European Countries | 0 | - | 4.71 | 112,812 |
| Top 20 Football Clubs in Europe | 0 | - | 4.49 | 83,247 |
| Slavic Languages | 0 | - | 4.58 | 48,391 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 87,428 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.80 | 83,928 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.58 | 54,944 |
| Seven Hills of Rome | 0 | - | 4.68 | 8,491 |
| Geography of the Dutch Empire | 0 | - | 4.70 | 31,934 |
| Most Common Last Names in Sweden | 0 | - | 4.41 | 13,994 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 64,924 |
| Geography of Spain | 0 | - | 4.51 | 20,210 |
| Members of the British Royal Family | 0 | - | 4.11 | 108,910 |
| Shakespearean Characters | 0 | - | 4.39 | 35,727 |
| Beatles Songs Quiz | 0 | - | 4.94 | 204,098 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 271,618 |
| Sherlock Holmes Quiz | 0 | - | 4.48 | 20,686 |
| London A-Z | 0 | - | 4.19 | 38,315 |
| Top 4 in English Football, 1888–2024 | 0 | - | 4.95 | 105,392 |
| Top European Languages on a Map | 0 | - | 4.76 | 116,659 |
| Russia Multiple Choice | 0 | - | 4.56 | 37,817 |
| The Reign of Napoleon | 0 | - | 4.53 | 35,900 |
| German Loan Words | 0 | - | 4.28 | 129,002 |
| Germany Multiple Choice | 0 | - | 4.80 | 48,817 |
| Ancient Greece A-Z | 0 | - | 4.63 | 20,516 |
| Olympian Gods Quiz | 0 | - | 4.96 | 454,898 |
| The Life of Alexander the Great | 0 | - | 4.51 | 17,384 |
| Ancient Greek Words | 0 | - | 4.90 | 96,162 |
| Famous Irish People | 0 | - | 4.01 | 44,382 |
| Italy Multiple Choice | 0 | - | 4.72 | 92,709 |
| Serie A Champions | 0 | - | 4.28 | 50,583 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 396,115 |
| Two Letter Roman Numerals | 0 | - | 4.98 | 47,983 |
| Provinces of the Netherlands | 0 | - | 4.61 | 32,933 |
| 2025 La Liga Clubs | 0 | - | 4.34 | 58,925 |
| 100 Greatest Britons Quiz | 0 | - | 4.44 | 45,879 |
| British Acronyms | 0 | - | 4.42 | 43,173 |
| Foods in a Full English Breakfast | 0 | - | 4.41 | 72,684 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.87 | 26,309 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 252,725 |
| Iran... or Iraq? | 0 | - | 4.31 | 31,273 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 242,868 |
| European Geography By Letter - A | 0 | - | 4.55 | 123,568 |
| European Geography By Letter - B #1 | 0 | - | 4.72 | 102,965 |
| European Geography By Letter - C | 0 | - | 4.44 | 104,369 |
| European Geography By Letter - D | 0 | - | 4.52 | 98,963 |
| European Geography By Letter - L | 0 | - | 4.50 | 104,403 |
| European Geography By Letter - M | 0 | - | 4.55 | 113,890 |
| European Geography By Letter - P | 0 | - | 4.79 | 89,056 |
| European Geography By Letter - N | 0 | - | 4.43 | 93,047 |
| European Geography By Letter - V | 0 | - | 4.45 | 85,885 |
| Europe Map Quiz | 0 | - | 5.00 | 4,252,419 |
| Europe Geography Quiz #1 | 0 | - | 4.52 | 66,710 |
| Europe Geography Quiz #2 | 0 | - | 4.56 | 67,189 |
| Europe Geography Quiz #4 | 0 | - | 4.56 | 65,887 |
| Europe Geography Quiz #5 | 0 | - | 4.53 | 57,593 |
| European Geography By Letter - S #1 | 0 | - | 4.57 | 93,502 |
| European Geography A-Z | 0 | - | 4.43 | 45,034 |
| European Geography By Letter - B #2 | 0 | - | 4.72 | 61,476 |
| Regions of France | 0 | - | 4.64 | 98,929 |
| France Immigration by Country | 0 | - | 4.80 | 68,257 |
| German Groups of Things | 0 | - | 4.43 | 35,750 |
| Capitals of German States | 0 | - | 4.67 | 26,971 |
| Chancellors of Germany, 1949–present | 0 | - | 4.56 | 13,308 |
| Germany True or False? | 0 | - | 4.64 | 44,081 |
| Largest Islands of Greece | 0 | - | 4.56 | 38,876 |
| Capitals of Italian Regions | 0 | - | 4.52 | 25,988 |
| Byzantine History | 0 | - | 4.87 | 26,068 |
| History of The Netherlands | 0 | - | 4.42 | 15,629 |
| Denmark Country Quiz | 0 | - | 4.79 | 69,088 |
| Finland Country Quiz | 0 | - | 4.48 | 52,450 |
| Norway Country Quiz | 0 | - | 4.42 | 56,152 |
| Iceland Country Quiz | 0 | - | 4.72 | 38,446 |
| The Portuguese Empire | 0 | - | 4.54 | 11,286 |
| Canary Islands | 0 | - | 4.60 | 16,490 |
| Spanish History A-Z | 0 | - | 4.29 | 11,216 |
| Countries Bordering Spain | 0 | - | 4.50 | 63,942 |
| Real Madrid 2010's Starting XI | 0 | - | 4.85 | 49,250 |
| British Words Quiz #2 | 0 | - | 4.03 | 106,577 |
| British Spellings Quiz | 0 | - | 4.04 | 94,388 |
| British Groups of Things | 0 | - | 4.26 | 79,929 |
| Languages of the United Kingdom | 0 | - | 4.10 | 38,167 |
| United Kingdom Decoder | 0 | - | 4.27 | 38,639 |
| United Kingdom A-Z | 0 | - | 4.53 | 80,174 |
| Which Country of the United Kingdom? | 0 | - | 4.59 | 34,873 |
| Top 100 UK Baby Boys' Names in 1850 | 0 | - | 4.41 | 60,190 |
| Most-Visited Countries by the British | 0 | - | 4.70 | 60,046 |
| British Geography A-Z | 0 | - | 4.39 | 17,829 |
| Scotland Trivia | 0 | - | 4.57 | 54,764 |
| Champions League Top 4 | 0 | - | 4.76 | 101,939 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,333,780 |
| Asia Map Quiz | 0 | - | 4.99 | 773,174 |
| Which Asian Country? | 0 | - | 4.63 | 54,491 |
| China Multiple Choice | 0 | - | 4.52 | 35,079 |
| Africa Map Quiz | 0 | - | 5.00 | 1,924,282 |
| Which African Country? | 0 | - | 4.57 | 34,269 |
| Oceania Map Quiz | 0 | - | 4.97 | 562,109 |
| Australian Capitals | 0 | - | 4.90 | 52,937 |
| United States Map Quiz | 0 | - | 4.98 | 3,879,704 |
| European Geography By Letter - E | 0 | - | 4.19 | 104,752 |
| European Geography By Letter - F | 0 | - | 4.14 | 84,590 |
| European Geography By Letter - H | 0 | - | 4.29 | 88,136 |
| European Geography By Letter - G | 0 | - | 4.24 | 94,609 |
| European Geography By Letter - I | 0 | - | 4.09 | 88,350 |
| European Geography By Letter - K | 0 | - | 4.16 | 64,137 |
| European Geography By Letter - O | 0 | - | 4.27 | 57,424 |
| European Geography By Letter - R | 0 | - | 4.39 | 87,134 |
| European Geography by Letter - W | 0 | - | 4.21 | 77,965 |
| European Geography By Letter - T | 0 | - | 4.39 | 70,566 |
| European Physical Geography | 0 | - | 4.19 | 31,799 |
| Europe Geography Quiz #3 | 0 | - | 4.31 | 59,643 |
| European Geography By Letter - S #2 | 0 | - | 4.16 | 46,442 |
| Which European Country - Multiple Choice | 0 | - | 4.51 | 79,771 |
| History of Russia Quiz | 0 | - | 4.48 | 29,729 |
| Geography of Russia | 0 | - | 4.54 | 20,077 |
| Word Chain - Russia | 0 | - | 4.41 | 14,742 |
| History of Austria | 0 | - | 4.68 | 16,272 |
| Geography of the French Empire | 0 | - | 4.49 | 24,992 |
| Word Chain - France | 0 | - | 4.38 | 39,748 |
| The French Revolution | 0 | - | 4.44 | 21,794 |
| History of France Quiz | 0 | - | 4.55 | 39,470 |
| Most Popular Baby Girls Names in Germany | 0 | - | 4.48 | 35,682 |
| Famous Germans | 0 | - | 4.39 | 35,085 |
