| Monarchies of Europe | 0 | - | 4.88 | 86,210 |
| English Monarchs Quiz | 0 | - | 4.91 | 442,808 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 453,820 |
| Monarchies of Asia | 0 | - | 4.95 | 53,573 |
| Catholic Countries in Europe | 0 | - | 4.87 | 82,702 |
| Category Elimination - European Geography #3 | 0 | - | 4.84 | 64,472 |
| Europe Map Quiz | 0 | - | 5.00 | 4,253,397 |
| Countries Bordering France | 0 | - | 4.87 | 354,831 |
| Countries Bordering Germany | 0 | - | 4.99 | 338,615 |
| Countries Surrounding Rome | 0 | - | 4.96 | 46,376 |
| Spain Cities Map Quiz | 0 | - | 4.86 | 85,279 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 167,987 |
| England or Wales? | 0 | - | 4.93 | 39,825 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 179,935 |
| Top 10 Hottest European Countries | 0 | - | 4.87 | 114,775 |
| Category Elimination - European Geography #1 | 0 | - | 4.97 | 198,141 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 141,012 |
| France Cities Map Quiz | 0 | - | 4.95 | 146,767 |
| Germany Country Quiz | 0 | - | 4.83 | 138,861 |
| Germany Cities Map Quiz | 0 | - | 4.84 | 105,056 |
| Italy Country Quiz | 0 | - | 4.81 | 107,580 |
| Regions of Italy Map Quiz | 0 | - | 4.95 | 132,243 |
| Italy Cities Map Quiz | 0 | - | 4.96 | 126,160 |
| Monaco Country Quiz | 0 | - | 4.45 | 37,220 |
| Countries Closest to Spain | 0 | - | 4.95 | 204,338 |
| United Kingdom A-Z | 0 | - | 4.53 | 80,180 |
| Counties of the UK and Ireland | 0 | - | 4.97 | 102,045 |
| World Capitals Closest to London | 0 | - | 4.90 | 92,907 |
| 50 Busiest Air Routes from London | 0 | - | 4.88 | 84,795 |
| Official European Union Languages | 0 | - | 4.98 | 198,701 |
| European Countries in their Native Language | 0 | - | 4.99 | 142,846 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 381,835 |
| Countries Bordering Austria | 0 | - | 4.97 | 109,464 |
| Countries that Visit France the Most | 0 | - | 4.84 | 39,515 |
| Countries Closest to Metropolitan France | 0 | - | 4.87 | 65,890 |
| Countries With the Most German Speakers | 0 | - | 4.88 | 51,231 |
| Countries Bordering Italy | 0 | - | 4.92 | 78,520 |
| Countries Closest to Italy | 0 | - | 4.97 | 177,543 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 71,260 |
| Roman Emperors | 0 | - | 4.95 | 94,705 |
| Greenland Country Quiz | 0 | - | 4.82 | 32,040 |
| British Monopoly Board | 0 | - | 4.50 | 38,686 |
| Andorra Country Quiz | 0 | - | 4.88 | 27,561 |
| The Trojan War | 0 | - | 4.81 | 35,628 |
| Countries that Beat Switzerland | 0 | - | 4.85 | 37,249 |
| Houses of British Monarchs | 0 | - | 4.50 | 51,704 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.92 | 46,018 |
| Countries That Use the Euro | 0 | - | 4.91 | 61,462 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 333,747 |
| Europe Geography Decoder | 0 | - | 4.89 | 62,750 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 90,798 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.82 | 38,904 |
| The Only European Country ... | 0 | - | 4.94 | 175,928 |
| French Geography Quiz #1 | 0 | - | 4.86 | 30,757 |
| Counties of England | 0 | - | 4.96 | 682,728 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,031,944 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,170,395 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 159,520 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 137,363 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 183,355 |
| European Landmarks Map Quiz | 0 | - | 4.98 | 76,200 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.89 | 79,006 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 283,061 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 113,378 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 73,725 |
| Eastern Europe Map Quiz | 0 | - | 4.88 | 114,694 |
| Slavic Countries | 0 | - | 4.96 | 99,767 |
| Add A Letter - Make a European City | 0 | - | 4.87 | 20,704 |
| 100 Greatest Britons Quiz | 0 | - | 4.44 | 45,881 |
| British Acronyms | 0 | - | 4.42 | 43,180 |
| UK Cities Map Quiz | 0 | - | 4.94 | 430,662 |
| London A-Z | 0 | - | 4.19 | 38,321 |
| Champions League Winners | 0 | - | 4.90 | 838,009 |
| Celtic Nations | 0 | - | 4.76 | 44,508 |
| European Geography By Letter - A | 0 | - | 4.55 | 123,579 |
| European Geography By Letter - B #1 | 0 | - | 4.72 | 102,977 |
| European Geography By Letter - C | 0 | - | 4.44 | 104,378 |
| European Geography By Letter - D | 0 | - | 4.52 | 98,976 |
| European Geography By Letter - L | 0 | - | 4.50 | 104,410 |
| European Geography By Letter - M | 0 | - | 4.55 | 113,898 |
| European Geography By Letter - P | 0 | - | 4.79 | 89,065 |
| European Geography By Letter - N | 0 | - | 4.43 | 93,054 |
| European Geography By Letter - V | 0 | - | 4.45 | 85,895 |
| European Geography By Letter - S #1 | 0 | - | 4.57 | 93,507 |
| European Geography A-Z | 0 | - | 4.43 | 45,042 |
| European Geography By Letter - B #2 | 0 | - | 4.72 | 61,490 |
| Kings of France Quiz | 0 | - | 4.14 | 29,949 |
| Ancient Greece A-Z | 0 | - | 4.63 | 20,516 |
| Famous Irish People | 0 | - | 4.01 | 44,383 |
| Netherlands Country Quiz | 0 | - | 4.56 | 72,314 |
| Nordic Cities Map Quiz | 0 | - | 4.72 | 84,781 |
| Sweden Immigration by Country | 0 | - | 4.66 | 41,902 |
| Portugal Country Quiz | 0 | - | 4.67 | 64,273 |
| Spain Country Quiz | 0 | - | 4.44 | 113,644 |
| Regions of Spain Quiz | 0 | - | 4.85 | 93,460 |
| Switzerland Country Quiz | 0 | - | 4.53 | 56,636 |
| Cantons of Switzerland | 0 | - | 4.96 | 39,733 |
| Parts of the United Kingdom | 0 | - | 4.88 | 82,934 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.50 | 36,322 |
| The British Royal Family - Modern Times | 0 | - | 4.11 | 20,558 |
| English Royal Consorts | 0 | - | 4.27 | 34,353 |
| The Reign of Queen Elizabeth I | 0 | - | 4.50 | 29,493 |
| Counties of Wales | 0 | - | 4.60 | 33,169 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 263,488 |
| Asian Geography By Letter - B | 0 | - | 4.82 | 60,533 |
| U.S. Citizenship Test Questions | 0 | - | 4.86 | 220,485 |
| European Diaspora - Top 11 Countries | 0 | - | 4.91 | 82,746 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 119,439 |
| Three Band Flags of Europe | 0 | - | 4.97 | 159,468 |
| Pixelated Europe Map | 0 | - | 4.89 | 108,449 |
| European Countries with One Border | 0 | - | 4.96 | 149,072 |
| European Countries with the Fewest Borders | 0 | - | 4.98 | 143,324 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 132,441 |
| Federal Subjects of Russia | 0 | - | 4.95 | 110,085 |
| Countries That Border Russia | 0 | - | 4.98 | 423,224 |
| Countries Formerly in Yugoslavia | 0 | - | 4.94 | 100,929 |
| Austria Country Quiz | 0 | - | 4.55 | 53,692 |
| Belgium Country Quiz | 0 | - | 4.66 | 63,919 |
| France Country Quiz | 0 | - | 4.75 | 119,881 |
| Regions of France Map Quiz | 0 | - | 4.96 | 126,289 |
| States of Germany Map Quiz | 0 | - | 4.91 | 119,440 |
| States of Germany | 0 | - | 4.94 | 121,553 |
| Germany Immigration by Country | 0 | - | 4.90 | 68,871 |
| States of the German Confederation in 1848 | 0 | - | 4.84 | 26,058 |
| Greece Country Quiz | 0 | - | 4.72 | 59,263 |
| Counties of Ireland | 0 | - | 4.89 | 157,233 |
| Regions of Italy | 0 | - | 4.88 | 59,520 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 31,309 |
| History of The Netherlands | 0 | - | 4.42 | 15,632 |
| Denmark Country Quiz | 0 | - | 4.79 | 69,099 |
| Finland Country Quiz | 0 | - | 4.48 | 52,466 |
| Norway Country Quiz | 0 | - | 4.42 | 56,163 |
| Iceland Country Quiz | 0 | - | 4.72 | 38,457 |
| Biggest Spanish Empire Countries | 0 | - | 4.90 | 91,828 |
| Countries Bordering Spain | 0 | - | 4.50 | 63,958 |
| Switzerland Immigration by Country | 0 | - | 4.81 | 19,751 |
| UK Immigration by Country | 0 | - | 4.95 | 124,058 |
| United Kingdom Country Quiz | 0 | - | 4.93 | 117,077 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 98,276 |
| Medieval English History | 0 | - | 4.52 | 40,554 |
| Famous Scottish People | 0 | - | 4.19 | 17,475 |
| All Champions League Teams Ever | 0 | - | 4.89 | 102,380 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 116,089 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.90 | 91,540 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 81,163 |
| Category Elimination - African Geography #1 | 0 | - | 4.89 | 78,703 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 80,324 |
| U.S. Cabinet Departments | 0 | - | 4.85 | 67,250 |
| Count to 10 in Europe: Pro | 0 | - | 4.79 | 60,576 |
| European Geography By Letter - E | 0 | - | 4.19 | 104,767 |
| European Geography By Letter - F | 0 | - | 4.14 | 84,605 |
| European Geography By Letter - H | 0 | - | 4.29 | 88,149 |
| European Geography By Letter - G | 0 | - | 4.24 | 94,625 |
| European Geography By Letter - I | 0 | - | 4.09 | 88,362 |
| European Geography By Letter - K | 0 | - | 4.16 | 64,147 |
| European Geography By Letter - O | 0 | - | 4.27 | 57,436 |
| European Geography By Letter - R | 0 | - | 4.39 | 87,139 |
| European Geography by Letter - W | 0 | - | 4.21 | 77,970 |
| European Geography By Letter - T | 0 | - | 4.39 | 70,574 |
| European Geography By Letter - S #2 | 0 | - | 4.16 | 46,448 |
| European Secessionist Movements on a Map | 0 | - | 4.55 | 31,127 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.71 | 53,438 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 243,597 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 186,496 |
| Name a Valid European Country #2 | 0 | - | 4.93 | 83,339 |
| Russia Country Quiz | 0 | - | 4.84 | 102,304 |
| Austria... or Australia? | 0 | - | 4.79 | 97,406 |
| France A-Z | 0 | - | 4.16 | 25,587 |
| Most Popular Baby Girls Names in Germany | 0 | - | 4.48 | 35,688 |
| Famous Germans | 0 | - | 4.39 | 35,086 |
| Ancient Greek Trivia | 0 | - | 4.56 | 63,099 |
| Famous Italians | 0 | - | 4.40 | 65,497 |
| Countries Italy Declared War On | 0 | - | 4.79 | 39,648 |
| The Mafia Quiz | 0 | - | 4.47 | 21,424 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.82 | 9,614 |
| Ancient Roman Trivia #2 | 0 | - | 4.55 | 35,192 |
| Geography of the Roman Empire | 0 | - | 4.58 | 48,050 |
| Roman Names for Places | 0 | - | 4.66 | 41,052 |
| Luxembourg Country Quiz | 0 | - | 4.74 | 29,609 |
| Countries Closest to Iceland | 0 | - | 4.87 | 62,047 |
| Spanish Immigration by Country | 0 | - | 4.58 | 51,509 |
| Most Common First Names in Spain | 0 | - | 4.25 | 43,475 |
| Spanish History A-Z | 0 | - | 4.29 | 11,218 |
| Most Common Surnames in the UK | 0 | - | 4.18 | 65,468 |
| Countries that Visit the UK the Most | 0 | - | 4.84 | 61,618 |
| The United States... or the United Kingdom? | 0 | - | 4.89 | 89,485 |
| British Geography A-Z | 0 | - | 4.39 | 17,830 |
| Wonderwall Lyrics | 0 | - | 4.22 | 68,316 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 220,853 |
| The Reign of Henry VIII | 0 | - | 4.24 | 26,162 |
| British History Multiple Choice #1 | 0 | - | 4.47 | 51,249 |
| Elizabeth I... or Elizabeth II? | 0 | - | 4.29 | 23,256 |
| 2025 Football League Teams | 0 | - | 4.93 | 340,883 |
| Councils of Scotland | 0 | - | 4.62 | 24,473 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.87 | 67,153 |
| Deadliest U.S. Wars | 0 | - | 4.82 | 156,795 |
| Pre-Euro Currencies | 0 | - | 4.42 | 49,150 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 65,745 |
| Word Scramble - European Countries | 0 | - | 4.71 | 112,835 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 127,453 |
