| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,845 |
| Europe Map Quiz | 0 | - | 5.00 | 4,757,621 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,299 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,450 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,697 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,878 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,736 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,686 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,126 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,951 |
| The Only European Country ... | 0 | - | 4.91 | 216,175 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,872 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,508 |
| Countries that Beat Germany | 0 | - | 4.95 | 106,172 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,360 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,192 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,818 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,241,216 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,495 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,045 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,320 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,040 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,111 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 170,944 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,087 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,906 |
| Slavic Countries | 0 | - | 4.96 | 111,536 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,914 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,692 |
| Counties of England | 0 | - | 4.97 | 795,337 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 354,946 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,120 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 493,060 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,729 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,332 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,041 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,427 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,577 |
| Monarchies of Europe | 0 | - | 4.90 | 98,005 |
| European Countries with One Border | 0 | - | 4.97 | 182,584 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,398 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,078 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,983 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 78,757 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,387 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,785 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,602 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,783 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,239 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,627 |
| States of Germany | 0 | - | 4.96 | 152,115 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,930 |
| Regions of Italy | 0 | - | 4.92 | 75,671 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 51,996 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,743 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,094 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,900 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,667 |
| Champions League Winners | 0 | - | 4.92 | 1,004,882 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,122 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,544 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,780 |
| Name a Valid African Country | 0 | - | 4.98 | 153,865 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,995 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,855 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,802 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,460 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,828 |
| Russia Country Quiz | 0 | - | 4.85 | 114,339 |
| Countries That Border Russia | 0 | - | 4.98 | 461,290 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,265 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,311 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,640 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,547 |
| Departments of France | 0 | - | 4.93 | 53,914 |
| Countries Bordering France | 0 | - | 4.83 | 402,079 |
| Germany Country Quiz | 0 | - | 4.82 | 157,673 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,964 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,745 |
| Italy Country Quiz | 0 | - | 4.82 | 123,269 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,185 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,866 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,528 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 436,522 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,762 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,468 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 281,459 |
| England or Wales? | 0 | - | 4.94 | 45,626 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,010 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,844 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,419,523 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 130,528 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,052 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,647 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,652 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,194 |
| Most Popular Baby Girls Names in Germany | 0 | - | 4.51 | 38,766 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 393,351 |
| Name the English Monarchs | 0 | - | 4.91 | 501,830 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.55 | 488,705 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 712,130 |
| Celebrity Mugshots Quiz #1 | 0 | - | 4.09 | 258,737 |
| Celebrity Mugshots Quiz #3 | 0 | - | 4.05 | 144,809 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,654 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,066 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,308 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,373 |
| Countries that Border Poland | 0 | - | 4.99 | 172,124 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,759 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,418 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,129 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,821 |
| Moldova Country Quiz | 0 | - | 4.82 | 30,757 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,301 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,225 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,810 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,115 |
| Countries that Beat France | 0 | - | 4.49 | 75,668 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,282 |
| Countries that Beat Greece | 0 | - | 4.53 | 48,897 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 646,480 |
| Name that Greek Letter | 0 | - | 4.93 | 323,215 |
| Counties of Ireland | 0 | - | 4.92 | 194,875 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,783 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,818 |
| Countries that Beat the Netherlands | 0 | - | 4.56 | 36,320 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,134 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,741 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,643 |
| 100 Most Popular Pub Names in the UK | 0 | - | 4.26 | 19,633 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,326 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,329 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,874 |
| World Capitals Closest to London | 0 | - | 4.87 | 110,570 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,738 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 400,636 |
| Malta Country Quiz | 0 | - | 4.81 | 31,019 |
| Topological Map of Asia Quiz | 0 | - | 4.81 | 20,112 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,974 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,646 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 505,788 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,329 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 78,045 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,919 |
| Which City in Europe? | 0 | - | 4.83 | 107,242 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 212,552 |
| History of Russia Quiz | 0 | - | 4.49 | 31,895 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,207 |
| Most Popular Baby Boy Names in Germany | 0 | - | 4.34 | 67,030 |
| The Trojan War | 0 | - | 4.83 | 39,671 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,633 |
| History of Italy | 0 | - | 4.55 | 31,949 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,447 |
| Roman Emperors | 0 | - | 4.95 | 119,733 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,632 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,441 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,183 |
| Geography of Spain | 0 | - | 4.59 | 22,060 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,810 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,029 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,432 |
| Basic Harry Potter Quiz | 0 | - | 4.56 | 378,584 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,605 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,509 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,806 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,732 |
| Countries that Beat China | 0 | - | 4.86 | 115,557 |
| Countries that Produce the Most Wine | 0 | - | 4.87 | 191,560 |
| Celebrity Mugshots Quiz #2 | 0 | - | 3.89 | 113,972 |
| Australian Capitals | 0 | - | 4.92 | 62,707 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,547 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,037 |
| Official European Union Languages | 0 | - | 4.97 | 238,248 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,689 |
| European Geography By Letter - A | 0 | - | 4.52 | 145,545 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 112,724 |
| European Geography By Letter - C | 0 | - | 4.46 | 113,450 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,167 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,217 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,255 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,305 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,619 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,520 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,845 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,210 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,227 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,891 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,180 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,200 |
| European Geography By Letter - S #1 | 0 | - | 4.54 | 100,427 |
| Cross Flags of Europe | 0 | - | 4.43 | 298,530 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,656 |
| Satellite Images - Europe | 0 | - | 4.47 | 104,369 |
| European Cities by Picture #2 | 0 | - | 4.46 | 38,167 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,143 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 34,940 |
| Random European City to Country | 0 | - | 4.69 | 117,510 |
| Countries Bordering the EU | 0 | - | 4.77 | 72,786 |
| Countries Closest to Europe | 0 | - | 4.70 | 109,840 |
| Topological Map of Mainland Europe | 0 | - | 4.39 | 28,796 |
