| Regions of Spain Quiz | 0 | - | 4.90 | 113,990 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,653 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 213,580 |
| States of Germany | 0 | - | 4.96 | 152,663 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,061 |
| Regions of Italy | 0 | - | 4.92 | 75,917 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,195 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,228 |
| Departments of France | 0 | - | 4.93 | 54,162 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,552 |
| England or Wales? | 0 | - | 4.94 | 45,701 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,150 |
| Official European Union Languages | 0 | - | 4.97 | 238,559 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,892 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,282 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,472 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,997 |
| Canary Islands | 0 | - | 4.62 | 17,482 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,845 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,241 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,388 |
| Celtic Nations | 0 | - | 4.69 | 46,952 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,388 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,606 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 171,970 |
| Regions of France | 0 | - | 4.72 | 120,830 |
| France Immigration by Country | 0 | - | 4.70 | 76,533 |
| Famous Germans | 0 | - | 4.50 | 55,305 |
| German Groups of Things | 0 | - | 4.46 | 38,482 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,363 |
| Germany True or False? | 0 | - | 4.61 | 48,813 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,018 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,036 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,519 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,371 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,615 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,274 |
| Counties of England | 0 | - | 4.97 | 797,057 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,264 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 356,157 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,157 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,644 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,006 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,359 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,471 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,860 |
| Famous Spaniards Quiz | 0 | - | 4.24 | 11,614 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,619 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,017 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,689 |
| Champions League Winners | 0 | - | 4.92 | 1,007,053 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,502 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,136 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,044 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,707 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,331 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,877 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,163 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,700 |
| Famous French People | 0 | - | 4.06 | 35,607 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,793 |
| Word Chain - France | 0 | - | 4.38 | 42,782 |
| Germany Country Quiz | 0 | - | 4.83 | 157,887 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,372 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,004 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,914 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,426 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,081 |
| Italian Foods | 0 | - | 4.30 | 72,799 |
| The Mafia Quiz | 0 | - | 4.46 | 23,327 |
| History of The Netherlands | 0 | - | 4.46 | 17,437 |
| Kings of Spain Quiz | 0 | - | 4.14 | 14,049 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,953 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,690 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,025 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 29,716 |
| British Spellings | 0 | - | 4.06 | 99,459 |
| British Groups of Things | 0 | - | 4.25 | 82,878 |
| British Acronyms | 0 | - | 4.40 | 45,803 |
| UK Immigration by Country | 0 | - | 4.94 | 140,924 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,038 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,842 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,646 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,818 |
| Geography of Scotland | 0 | - | 4.63 | 21,621 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,411 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,606 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,659 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,712 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,014 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,471 |
| Slavic Languages | 0 | - | 4.68 | 54,378 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,778 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,628 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 18,065 |
| France A-Z | 0 | - | 4.16 | 38,210 |
| History of Germany | 0 | - | 4.39 | 52,825 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,601 |
| Name that Greek Letter | 0 | - | 4.93 | 323,493 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,623 |
| History of Spain | 0 | - | 4.23 | 21,091 |
| Languages of Spain | 0 | - | 4.36 | 23,322 |
| Switzerland A-Z | 0 | - | 4.45 | 25,647 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,690 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,022 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,776 |
| Malta Country Quiz | 0 | - | 4.81 | 31,066 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,244 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,116 |
| History of Russia Quiz | 0 | - | 4.47 | 31,921 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,735 |
| Movies Set in France | 0 | - | 4.26 | 13,121 |
| French Inventions | 0 | - | 4.08 | 13,899 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,226 |
| History of Paris | 0 | - | 4.24 | 13,650 |
| Word Chain - Germany | 0 | - | 4.31 | 22,589 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,054 |
| The Trojan War | 0 | - | 4.83 | 39,734 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,873 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 126,040 |
| History of Italy | 0 | - | 4.55 | 31,979 |
| Word Chain - Italy | 0 | - | 4.07 | 23,166 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,800 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,105 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,544 |
| Roman Emperors | 0 | - | 4.95 | 120,081 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,664 |
| Famous Nordic People | 0 | - | 4.34 | 20,128 |
| Geography of Spain | 0 | - | 4.59 | 22,078 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,344 |
| The British Royal Family - Modern Times | 0 | - | 4.16 | 21,533 |
| People on Money - England | 0 | - | 4.29 | 16,614 |
| Name a Valid English City | 0 | - | 4.19 | 16,730 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,193 |
| European Geography By Letter - A | 0 | - | 4.52 | 146,354 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 119,441 |
| European Geography By Letter - C | 0 | - | 4.46 | 114,077 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,712 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,584 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,734 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,603 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,901 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,750 |
| European Geography By Letter - V | 0 | - | 4.43 | 93,050 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,495 |
| Europe Map Quiz | 0 | - | 5.00 | 4,763,846 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,283 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,951 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,231 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,240 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,651 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 20,451 |
| Capitals of French Regions | 0 | - | 4.45 | 16,081 |
| Kings of France Quiz | 0 | - | 4.20 | 32,751 |
| Capitals of German States | 0 | - | 4.74 | 28,956 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,343 |
| Olympian Gods Quiz | 0 | - | 4.96 | 500,954 |
| Ancient Greek Words | 0 | - | 4.93 | 111,633 |
| British to American Food Translation | 0 | - | 3.38 | 51,966 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,451 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,332 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,750 |
| Famous Scottish People | 0 | - | 4.22 | 18,396 |
| Africa Map Quiz | 0 | - | 5.00 | 2,118,292 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,531 |
| Australian Capitals | 0 | - | 4.92 | 62,727 |
| European Physical Geography | 0 | - | 4.26 | 33,513 |
| Geography of Russia | 0 | - | 4.57 | 21,535 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,968 |
| History of Austria | 0 | - | 4.70 | 17,863 |
| Austria Country Quiz | 0 | - | 4.57 | 59,754 |
| Belgium Country Quiz | 0 | - | 4.73 | 71,818 |
| France Country Quiz | 0 | - | 4.70 | 134,999 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,173 |
| Geography of the French Empire | 0 | - | 4.45 | 27,061 |
| The French Revolution | 0 | - | 4.47 | 23,940 |
| France Multiple Choice | 0 | - | 4.39 | 40,743 |
| Tour de France Winners | 0 | - | 4.27 | 15,376 |
| History of France | 0 | - | 4.59 | 56,996 |
| Greece Country Quiz | 0 | - | 4.74 | 66,279 |
| Italy Country Quiz | 0 | - | 4.80 | 123,428 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 437,225 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,152 |
| Luxembourg Country Quiz | 0 | - | 4.78 | 33,760 |
| Monaco Country Quiz | 0 | - | 4.47 | 41,513 |
| Netherlands Country Quiz | 0 | - | 4.53 | 80,543 |
| Nordic Cities Map Quiz | 0 | - | 4.77 | 90,473 |
| The Vikings! | 0 | - | 4.46 | 28,345 |
| Portugal Country Quiz | 0 | - | 4.69 | 71,917 |
| The Portuguese Empire | 0 | - | 4.58 | 12,067 |
| Spain Country Quiz | 0 | - | 4.44 | 128,562 |
| Spanish History A-Z | 0 | - | 4.37 | 19,301 |
| 2026 La Liga Clubs | 0 | - | 4.33 | 70,007 |
| La Liga - Trofeo Pichichi | 0 | - | 4,54 | 7.149 |
| Switzerland Country Quiz | 0 | - | 4.51 | 63,379 |
| American to British Word Translation | 0 | - | 4.14 | 139,091 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,901 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,735 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,010 |
| Which Country of the United Kingdom? | 0 | - | 4.58 | 39,345 |
