| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,954 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,646 |
| Slavic Countries | 0 | - | 4.96 | 112,193 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 531,747 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,953 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,330 |
| Europe Map Quiz | 0 | - | 5.00 | 4,781,019 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 215,936 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.56 | 102,597 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,628 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,508 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,587 |
| Official European Union Languages | 0 | - | 4.97 | 239,456 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,458 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,220 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,139 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,896 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,995 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,975 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,306 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,751 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,225 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,757 |
| The Only European Country ... | 0 | - | 4.91 | 218,393 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,173 |
| History of Russia Quiz | 0 | - | 4.47 | 31,986 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,701 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,002 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,253,983 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,837 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,296 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,847 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,257 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,622 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,889 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,218 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,020 |
| Bulgaria Country Quiz | 0 | - | 4.55 | 31,029 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,622 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,343 |
| Counties of England | 0 | - | 4.97 | 801,343 |
| Name Every Beatles Song | 0 | - | 4.97 | 237,890 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 292,571 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 360,167 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,472 |
| Celtic Nations | 0 | - | 4.61 | 47,063 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 38,134 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 90,253 |
| Champions League Winners | 0 | - | 4.92 | 1,013,398 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,567 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,336 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,245 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,223 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,616 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,287 |
| Monarchies of Europe | 0 | - | 4.90 | 98,665 |
| European Countries with One Border | 0 | - | 4.97 | 183,522 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,260 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,286 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,100 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 84,717 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,511 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,638 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,719 |
| Geography of Russia | 0 | - | 4.57 | 21,575 |
| Countries That Border Russia | 0 | - | 4.98 | 463,947 |
| Czech Republic Country Quiz | 0 | - | 4.52 | 42,391 |
| Ukraine Country Quiz | 0 | - | 4.43 | 47,927 |
| Hungary Country Quiz | 0 | - | 4.49 | 43,693 |
| Romania Country Quiz | 0 | - | 4.63 | 54,034 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,377 |
| Countries Bordering France | 0 | - | 4.83 | 404,380 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,558 |
| States of Germany | 0 | - | 4.95 | 154,029 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,546 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,349 |
| Regions of Italy | 0 | - | 4.92 | 76,723 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,654 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,038 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,618 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,388 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,807 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,644 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,582 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,695 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,158 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,472 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,446 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 263,777 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,620 |
| Russia Country Quiz | 0 | - | 4.83 | 115,149 |
| Lithuania Country Quiz | 0 | - | 4.63 | 31,757 |
| Latvia Country Quiz | 0 | - | 4.77 | 32,160 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,878 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,528 |
| Departments of France | 0 | - | 4.93 | 54,871 |
| Germany Country Quiz | 0 | - | 4.83 | 158,581 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,907 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,032 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,880 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,704 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,331 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,617 |
| Name the English Monarchs | 0 | - | 4.91 | 505,453 |
| England or Wales? | 0 | - | 4.94 | 45,900 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 131,667 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,708 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,290 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,699 |
| Word Scramble - European Countries | 0 | - | 4.73 | 142,160 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,632 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 116,280 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,791 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,806 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,564 |
| Slavic Languages | 0 | - | 4.68 | 54,619 |
| Slovenia Country Quiz | 0 | - | 4.55 | 30,871 |
| Countries that Border Poland | 0 | - | 4.99 | 172,961 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,402 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,316 |
| Slovakia Country Quiz | 0 | - | 4.64 | 30,838 |
| Montenegro Country Quiz | 0 | - | 4.61 | 23,819 |
| Belarus Country Quiz | 0 | - | 4.74 | 27,444 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,925 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,012 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,843 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,077 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,396 |
| Countries that Beat Germany | 0 | - | 4.94 | 107,111 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,122 |
| The Trojan War | 0 | - | 4.83 | 39,935 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 650,754 |
| Name that Greek Letter | 0 | - | 4.93 | 324,684 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,688 |
| Counties of Ireland | 0 | - | 4.92 | 196,851 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,706 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,169 |
| Countries that Beat Italy | 0 | - | 4.85 | 55,033 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,092 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,491 |
| Roman Emperors | 0 | - | 4.95 | 120,909 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,969 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,737 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,592 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,824 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,233 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,939 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 131,987 |
| Wonderwall Lyrics | 0 | - | 4.25 | 74,012 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 47,018 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,961 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,188 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 403,928 |
| Malta Country Quiz | 0 | - | 4.81 | 31,203 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 78,617 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,642 |
| Famous Russians | 0 | - | 4.16 | 23,892 |
| Word Chain - Russia | 0 | - | 4.33 | 15,785 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,835 |
| Estonia Country Quiz | 0 | - | 4.60 | 31,220 |
| Olympian Gods Quiz | 0 | - | 4.96 | 503,021 |
| History of Italy | 0 | - | 4.55 | 32,112 |
| Italy Multiple Choice | 0 | - | 4.74 | 104,211 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,784 |
| Countries that Beat Iceland | 0 | - | 4.81 | 43,150 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,382 |
| Invasions of Great Britain | 0 | - | 4.51 | 60,041 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 494,399 |
| Imagine Lyrics | 0 | - | 4.53 | 43,502 |
| A Quiz About The Beatles | 0 | - | 4.56 | 48,269 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,670 |
| Top 4 in English Football, 1888–2026 | 0 | - | 4.92 | 142,809 |
| European Geography By Letter - A | 0 | - | 4.52 | 147,675 |
| European Geography By Letter - B #1 | 0 | - | 4.62 | 121,054 |
| European Geography By Letter - C | 0 | - | 4.43 | 122,902 |
| European Geography By Letter - D | 0 | - | 4.50 | 110,058 |
| European Geography By Letter - L | 0 | - | 4.52 | 114,725 |
| European Geography By Letter - M | 0 | - | 4.69 | 132,057 |
| European Geography By Letter - N | 0 | - | 4.44 | 101,858 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,370 |
| European Geography By Letter - V | 0 | - | 4.42 | 93,588 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,278 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,453 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,106 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,404 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,367 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,204 |
| Cross Flags of Europe | 0 | - | 4.43 | 300,039 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,919 |
| Satellite Images - Europe | 0 | - | 4.47 | 105,009 |
| European Cities by Picture #2 | 0 | - | 4.46 | 38,357 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,197 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,136 |
| Countries Bordering the EU | 0 | - | 4.78 | 73,451 |
| Countries Closest to Europe | 0 | - | 4.70 | 110,212 |
| Four Letter European Geography #1 | 0 | - | 4.41 | 28,428 |
| Four Letter European Geography #2 | 0 | - | 4.54 | 20,650 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.67 | 62,428 |
| Kosovo Country Quiz | 0 | - | 4.30 | 24,679 |
| Capitals of French Regions | 0 | - | 4.45 | 16,154 |
