| Countries Bordering Serbia | 0 | - | 4.96 | 93,138 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,743 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,703 |
| Europe Map Quiz | 0 | - | 5.00 | 4,790,398 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 217,040 |
| Countries That Border Russia | 0 | - | 4.98 | 464,666 |
| Russia Country Quiz | 0 | - | 4.83 | 115,373 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,785 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.83 | 35,609 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,791 |
| Official European Union Languages | 0 | - | 4.97 | 239,906 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,724 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,115 |
| Countries that Border Poland | 0 | - | 4.99 | 173,242 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,313 |
| Countries that Border Hungary | 0 | - | 4.98 | 105,042 |
| Serbia Country Quiz | 0 | - | 4.44 | 35,234 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,667 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 28,066 |
| Moldova Country Quiz | 0 | - | 4.82 | 31,044 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,993 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,386 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,344 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,306 |
| The Only European Country ... | 0 | - | 4.91 | 219,293 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,664 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,849 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,073 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,259,595 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,409 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,657 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,193 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,013 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,844 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,075 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,949 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,122 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,266 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,830 |
| Slavic Countries | 0 | - | 4.96 | 112,435 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,713 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,485 |
| Counties of England | 0 | - | 4.97 | 803,492 |
| Name Every Beatles Song | 0 | - | 4.97 | 238,492 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 292,885 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 362,086 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,518 |
| Celtic Nations | 0 | - | 4.61 | 47,109 |
| Most Mentioned Allies of Russia | 0 | - | 4.49 | 38,205 |
| Most Mentioned Enemies of Russia | 0 | - | 4.69 | 90,360 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.61 | 102,789 |
| Champions League Winners | 0 | - | 4.92 | 1,016,911 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,044 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,902 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,627 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,700 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,829 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,537 |
| Monarchies of Europe | 0 | - | 4.90 | 98,946 |
| European Countries with One Border | 0 | - | 4.97 | 183,907 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,616 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,979 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,455 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 85,720 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,895 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 71,928 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 82,047 |
| Albania Country Quiz | 0 | - | 4.54 | 39,275 |
| Czech Republic Country Quiz | 0 | - | 4.52 | 42,484 |
| Ukraine Country Quiz | 0 | - | 4.43 | 48,010 |
| Hungary Country Quiz | 0 | - | 4.49 | 43,800 |
| Romania Country Quiz | 0 | - | 4.63 | 54,162 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,515 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,726 |
| Countries Bordering France | 0 | - | 4.83 | 405,094 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,885 |
| States of Germany | 0 | - | 4.95 | 154,700 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,738 |
| Countries Bordering Germany | 0 | - | 4.99 | 372,009 |
| Regions of Italy | 0 | - | 4.92 | 77,162 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,844 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,437 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,819 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,569 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,847 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,979 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,868 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,775 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,061 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 279,075 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,063 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 264,930 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,985 |
| Lithuania Country Quiz | 0 | - | 4.63 | 31,809 |
| Latvia Country Quiz | 0 | - | 4.77 | 32,223 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,967 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,881 |
| Departments of France | 0 | - | 4.93 | 55,255 |
| Germany Country Quiz | 0 | - | 4.82 | 158,930 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 127,140 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,302 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 153,120 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,754 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,543 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,942 |
| Name the English Monarchs | 0 | - | 4.91 | 506,932 |
| England or Wales? | 0 | - | 4.94 | 45,990 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 132,283 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,755 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,379 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,724 |
| Word Scramble - European Countries | 0 | - | 4.73 | 142,372 |
| Top 10 European Countries by Coastline | 0 | - | 4.86 | 138,769 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 122,975 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,989 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 91,163 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,718 |
| Slavic Languages | 0 | - | 4.67 | 54,723 |
| Slovenia Country Quiz | 0 | - | 4.55 | 30,934 |
| Poland Country Quiz | 0 | - | 4.20 | 63,766 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 103,025 |
| Slovakia Country Quiz | 0 | - | 4.64 | 30,885 |
| Bulgaria Country Quiz | 0 | - | 4.55 | 31,087 |
| Montenegro Country Quiz | 0 | - | 4.61 | 23,877 |
| Belarus Country Quiz | 0 | - | 4.74 | 27,475 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,108 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,978 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,181 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,520 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,740 |
| Countries that Beat Germany | 0 | - | 4.94 | 107,403 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,843 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,594 |
| The Trojan War | 0 | - | 4.83 | 40,019 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 652,358 |
| Name that Greek Letter | 0 | - | 4.93 | 325,108 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 113,059 |
| Counties of Ireland | 0 | - | 4.92 | 197,447 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,749 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,296 |
| Countries that Beat Italy | 0 | - | 4.85 | 55,229 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,495 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,634 |
| Roman Emperors | 0 | - | 4.95 | 121,312 |
| Countries Closest to Iceland | 0 | - | 4.90 | 74,211 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,924 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,648 |
| Countries Closest to Spain | 0 | - | 4.96 | 228,232 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,385 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 99,134 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 132,501 |
| Wonderwall Lyrics | 0 | - | 4.25 | 74,119 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 47,080 |
| World Capitals Closest to London | 0 | - | 4.88 | 111,101 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,345 |
| 2026–2027 Football League Teams | 0 | - | 4.94 | 407,407 |
| Malta Country Quiz | 0 | - | 4.81 | 31,245 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 78,845 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,911 |
| Famous Russians | 0 | - | 4.16 | 23,918 |
| History of Russia Quiz | 0 | - | 4.47 | 32,010 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,887 |
| Russian History A-Z | 0 | - | 4.35 | 32,257 |
| Estonia Country Quiz | 0 | - | 4.60 | 31,290 |
| Olympian Gods Quiz | 0 | - | 4.96 | 504,028 |
| History of Italy | 0 | - | 4.55 | 32,164 |
| Italy Multiple Choice | 0 | - | 4.74 | 104,443 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,833 |
| Countries that Beat Iceland | 0 | - | 4.81 | 43,258 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,441 |
| Invasions of Great Britain | 0 | - | 4.51 | 60,115 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 494,807 |
| Imagine Lyrics | 0 | - | 4.53 | 43,551 |
| A Quiz About The Beatles | 0 | - | 4.56 | 48,366 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,803 |
| Top 4 in English Football, 1888–2026 | 0 | - | 4.92 | 143,576 |
| European Geography By Letter - A | 0 | - | 4.52 | 148,288 |
| European Geography By Letter - B #1 | 0 | - | 4.62 | 121,688 |
| European Geography By Letter - C | 0 | - | 4.44 | 124,167 |
| European Geography By Letter - D | 0 | - | 4.49 | 118,441 |
| European Geography By Letter - L | 0 | - | 4.52 | 115,214 |
| European Geography By Letter - M | 0 | - | 4.69 | 132,702 |
| European Geography By Letter - N | 0 | - | 4.44 | 102,241 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,858 |
| European Geography By Letter - V | 0 | - | 4.43 | 94,140 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,732 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,542 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,210 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,479 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,442 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,532 |
| Cross Flags of Europe | 0 | - | 4.43 | 300,665 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 66,009 |
| Satellite Images - Europe | 0 | - | 4.47 | 105,255 |
| European Cities by Picture #2 | 0 | - | 4.46 | 38,439 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,233 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,211 |
| Countries Bordering the EU | 0 | - | 4.78 | 73,553 |
| Countries Closest to Europe | 0 | - | 4.70 | 110,350 |
| Four Letter European Geography #1 | 0 | - | 4.41 | 28,568 |
