| Countries Bordering Serbia | 0 | - | 4.95 | 83,003 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 457,052 |
| Federal Subjects of Russia | 0 | - | 4.95 | 112,346 |
| Europe Map Quiz | 0 | - | 5.00 | 4,289,815 |
| Countries That Border Russia | 0 | - | 4.98 | 425,794 |
| Russia Country Quiz | 0 | - | 4.84 | 103,111 |
| Croatia Country Quiz | 0 | - | 4.81 | 37,236 |
| Count to 10 in Europe: Pro | 0 | - | 4.81 | 60,906 |
| Official European Union Languages | 0 | - | 4.98 | 200,284 |
| European Countries in their Native Language | 0 | - | 4.99 | 143,879 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 386,014 |
| Countries that Border Poland | 0 | - | 4.99 | 158,535 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.94 | 75,897 |
| Countries that Border Hungary | 0 | - | 4.98 | 96,164 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.82 | 30,951 |
| Moldova Country Quiz | 0 | - | 4.86 | 27,331 |
| Countries that Beat Switzerland | 0 | - | 4.85 | 37,586 |
| Countries That Use the Euro | 0 | - | 4.92 | 62,856 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 335,634 |
| Europe Geography Decoder | 0 | - | 4.89 | 63,228 |
| 10 Easternmost Countries in Europe | 0 | - | 4.85 | 92,112 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 39,033 |
| The Only European Country ... | 0 | - | 4.94 | 178,282 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.87 | 89,113 |
| Latvia Country Quiz | 0 | - | 4.84 | 28,447 |
| Counties of England | 0 | - | 4.96 | 689,674 |
| Beatles Songs Quiz | 0 | - | 4.95 | 207,144 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 273,674 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,043,387 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,183,026 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 160,431 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 138,333 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 185,963 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 76,910 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.90 | 79,615 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 285,243 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 115,699 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 74,592 |
| Eastern Europe Map Quiz | 0 | - | 4.89 | 115,635 |
| Slavic Countries | 0 | - | 4.96 | 100,417 |
| Serbia Country Quiz | 0 | - | 4.42 | 31,564 |
| Germany Multiple Choice | 0 | - | 4.81 | 49,316 |
| Add A Letter - Make a European City | 0 | - | 4.87 | 20,840 |
| Champions League Winners | 0 | - | 4.91 | 852,322 |
| Celtic Nations | 0 | - | 4.76 | 44,638 |
| Most Mentioned Allies of Russia | 0 | - | 4.47 | 34,111 |
| Most Mentioned Enemies of Russia | 0 | - | 4.70 | 82,306 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.50 | 85,683 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 31,764 |
| Regions of Spain Quiz | 0 | - | 4.85 | 94,848 |
| Cantons of Switzerland | 0 | - | 4.96 | 40,260 |
| Parts of the United Kingdom | 0 | - | 4.88 | 83,805 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 269,792 |
| European Diaspora - Top 11 Countries | 0 | - | 4.91 | 83,574 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 120,703 |
| Three Band Flags of Europe | 0 | - | 4.97 | 160,840 |
| Catholic Countries in Europe | 0 | - | 4.87 | 83,640 |
| Pixelated Europe Map | 0 | - | 4.90 | 109,368 |
| Monarchies of Europe | 0 | - | 4.88 | 86,951 |
| European Countries with One Border | 0 | - | 4.96 | 150,449 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 144,346 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 133,586 |
| Category Elimination - European Geography #3 | 0 | - | 4.84 | 65,626 |
| Albania Country Quiz | 0 | - | 4.51 | 34,266 |
| Czech Republic Country Quiz | 0 | - | 4.52 | 37,799 |
| Hungary Country Quiz | 0 | - | 4.48 | 38,027 |
| Romania Country Quiz | 0 | - | 4.66 | 47,704 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 102,022 |
| Regions of France Map Quiz | 0 | - | 4.96 | 127,314 |
| Countries Bordering France | 0 | - | 4.87 | 357,202 |
| States of Germany Map Quiz | 0 | - | 4.91 | 120,141 |
| States of Germany | 0 | - | 4.93 | 123,507 |
| Germany Immigration by Country | 0 | - | 4.90 | 69,667 |
| Countries Bordering Germany | 0 | - | 4.99 | 340,512 |
| States of the German Confederation in 1848 | 0 | - | 4.83 | 26,469 |
| Counties of Ireland | 0 | - | 4.89 | 159,072 |
| Regions of Italy | 0 | - | 4.88 | 60,368 |
| Countries Surrounding Rome | 0 | - | 4.96 | 46,595 |
| Spain Cities Map Quiz | 0 | - | 4.86 | 86,191 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 169,198 |
| English Monarchs Quiz | 0 | - | 4.91 | 446,681 |
| England or Wales? | 0 | - | 4.93 | 40,219 |
| All Champions League Teams Ever | 0 | - | 4.89 | 104,372 |
| Top 10 Coldest European Countries | 0 | - | 4.95 | 180,701 |
| Top 10 Hottest European Countries | 0 | - | 4.87 | 115,459 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.71 | 53,814 |
| Category Elimination - European Geography #1 | 0 | - | 4.97 | 200,616 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 246,798 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 142,692 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 188,517 |
| Name a Valid European Country #2 | 0 | - | 4.93 | 84,203 |
| France Cities Map Quiz | 0 | - | 4.95 | 147,872 |
| Germany Country Quiz | 0 | - | 4.82 | 140,080 |
| Germany Cities Map Quiz | 0 | - | 4.84 | 105,907 |
| Italy Country Quiz | 0 | - | 4.81 | 108,847 |
| Regions of Italy Map Quiz | 0 | - | 4.95 | 133,619 |
| Italy Cities Map Quiz | 0 | - | 4.96 | 127,402 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.82 | 9,893 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 71,679 |
| Roman Emperors | 0 | - | 4.95 | 95,829 |
| Greenland Country Quiz | 0 | - | 4.82 | 32,326 |
| Countries Closest to Iceland | 0 | - | 4.87 | 62,753 |
| Spanish Immigration by Country | 0 | - | 4.63 | 51,835 |
| Countries Closest to Spain | 0 | - | 4.95 | 205,799 |
| Countries that Beat Spain | 0 | - | 4.95 | 55,811 |
| The United States... or the United Kingdom? | 0 | - | 4.89 | 90,182 |
| Counties of the UK and Ireland | 0 | - | 4.97 | 103,822 |
| Wonderwall Lyrics | 0 | - | 4.22 | 68,768 |
| Best-Selling British Musical Acts | 0 | - | 4.47 | 43,506 |
| World Capitals Closest to London | 0 | - | 4.90 | 93,368 |
| 50 Busiest Air Routes from London | 0 | - | 4.89 | 85,924 |
| 2025 Football League Teams | 0 | - | 4.94 | 344,729 |
| Pre-Euro Currencies | 0 | - | 4.42 | 49,403 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 66,116 |
| Word Scramble - European Countries | 0 | - | 4.72 | 113,824 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 128,144 |
| Top 20 Football Clubs in Europe | 0 | - | 4.49 | 85,391 |
| European Countries NOT in NATO | 0 | - | 4.76 | 35,125 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 56,312 |
| Category Elimination - European Countries #1 | 0 | - | 4.88 | 76,601 |
| Slavic Languages | 0 | - | 4.58 | 48,709 |
| Slovenia Country Quiz | 0 | - | 4.51 | 27,226 |
| Poland Country Quiz | 0 | - | 4.19 | 55,921 |
| Countries that Beat Russia | 0 | - | 4.64 | 51,523 |
| Countries With the Most Russian Speakers | 0 | - | 4.95 | 56,136 |
| Slovakia Country Quiz | 0 | - | 4.61 | 27,069 |
| Ukraine Country Quiz | 0 | - | 4.40 | 42,303 |
| Bulgaria Country Quiz | 0 | - | 4.72 | 27,417 |
| Montenegro Country Quiz | 0 | - | 4.56 | 21,222 |
| North Macedonia Country Quiz | 0 | - | 4.79 | 24,689 |
| Belarus Country Quiz | 0 | - | 4.71 | 25,295 |
| Andorra Country Quiz | 0 | - | 4.87 | 27,855 |
| Countries Bordering Austria | 0 | - | 4.97 | 109,979 |
| Countries that Visit France the Most | 0 | - | 4.84 | 39,879 |
| Countries Closest to Metropolitan France | 0 | - | 4.87 | 66,240 |
| Countries With the Most German Speakers | 0 | - | 4.88 | 52,024 |
| The Trojan War | 0 | - | 4.81 | 35,929 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 584,067 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.81 | 85,337 |
| Countries Bordering Italy | 0 | - | 4.92 | 78,768 |
| Countries Closest to Italy | 0 | - | 4.97 | 178,912 |
| Geography of the Dutch Empire | 0 | - | 4.71 | 32,423 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 74,642 |
| Invasions of Great Britain | 0 | - | 4.49 | 55,573 |
| Ultimate Harry Potter Name Game | 0 | - | 4.95 | 463,509 |
| Imagine Lyrics | 0 | - | 4.49 | 39,787 |
| A Quiz About The Beatles | 0 | - | 4.57 | 42,755 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.92 | 46,422 |
| Top 4 in English Football, 1888–2024 | 0 | - | 4.95 | 107,323 |
| Europe Map Quiz - "B" Cities | 0 | - | 4.58 | 45,128 |
| Top European Languages on a Map | 0 | - | 4.76 | 118,080 |
| Famous Russians Quiz | 0 | - | 4.15 | 22,628 |
| Russia Multiple Choice | 0 | - | 4.55 | 38,082 |
| Lithuania Country Quiz | 0 | - | 4.78 | 28,002 |
| Estonia Country Quiz | 0 | - | 4.63 | 27,562 |
| French Geography Quiz #1 | 0 | - | 4.86 | 31,040 |
| Olympian Gods Quiz | 0 | - | 4.96 | 457,093 |
| Name that Greek Letter | 0 | - | 4.94 | 295,814 |
| Italy Multiple Choice | 0 | - | 4.74 | 93,791 |
| Two Letter Roman Numerals | 0 | - | 4.98 | 48,631 |
| Provinces of the Netherlands | 0 | - | 4.61 | 33,305 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 99,852 |
| 100 Greatest Britons Quiz | 0 | - | 4.44 | 46,011 |
| British Acronyms | 0 | - | 4.42 | 43,354 |
| Foods in a Full English Breakfast | 0 | - | 4.41 | 73,390 |
| Beatles Lyrics First Names | 0 | - | 4.31 | 31,681 |
| Beatles Songs by Synonyms | 0 | - | 4.66 | 35,703 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 255,231 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 244,647 |
| European Geography By Letter - A | 0 | - | 4.51 | 124,387 |
| European Geography By Letter - B #1 | 0 | - | 4.72 | 103,557 |
| European Geography By Letter - C | 0 | - | 4.43 | 104,925 |
| European Geography By Letter - D | 0 | - | 4.52 | 99,526 |
| European Geography By Letter - L | 0 | - | 4.51 | 104,919 |
| European Geography By Letter - M | 0 | - | 4.55 | 114,411 |
| European Geography By Letter - P | 0 | - | 4.79 | 89,533 |
| European Geography By Letter - N | 0 | - | 4.43 | 93,415 |
| European Geography By Letter - V | 0 | - | 4.45 | 86,459 |
| Europe Geography Quiz #1 | 0 | - | 4.53 | 67,057 |
| Europe Geography Quiz #2 | 0 | - | 4.56 | 67,532 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 66,200 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 57,867 |
| European Geography By Letter - S #1 | 0 | - | 4.57 | 93,910 |
| Cross Flags of Europe | 0 | - | 4.44 | 257,895 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.76 | 60,933 |
| Satellite Images - Europe | 0 | - | 4.44 | 81,330 |
| European Cities by Picture #2 | 0 | - | 4.47 | 34,536 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.44 | 69,025 |
| Countries Bordering the EU | 0 | - | 4.72 | 53,592 |
| Countries Closest to Europe | 0 | - | 4.76 | 103,187 |
| European Geography By Letter - B #2 | 0 | - | 4.72 | 62,050 |
| The Only Remaining European Country . . . | 0 | - | 4.38 | 56,153 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.71 | 59,552 |
| Kosovo Country Quiz | 0 | - | 4.32 | 21,747 |
| Regions of France | 0 | - | 4.63 | 100,352 |
| France Immigration by Country | 0 | - | 4.80 | 68,914 |
| German Groups of Things | 0 | - | 4.43 | 35,957 |
| Capitals of German States | 0 | - | 4.71 | 27,137 |
| Chancellors of Germany, 1949–present | 0 | - | 4.53 | 15,413 |
| Germany True or False? | 0 | - | 4.63 | 44,442 |
