| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,445 |
| Europe Map Quiz | 0 | - | 5.00 | 4,730,115 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,630 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,179 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,078 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,937 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,507 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,905 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,240 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,481 |
| The Only European Country ... | 0 | - | 4.91 | 213,729 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,466 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,861 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,334 |
| Countries that Beat Italy | 0 | - | 4.85 | 53,852 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,649 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,444 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,904 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,675 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,257 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,237 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,448 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,752 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,789 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,220 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,161 |
| Slavic Countries | 0 | - | 4.96 | 110,823 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,328 |
| Counties of England | 0 | - | 4.97 | 788,933 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 349,685 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 101,923 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 491,341 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,307 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,021 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,328 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,806 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,128 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,763 |
| Monarchies of Europe | 0 | - | 4.90 | 97,284 |
| European Countries with One Border | 0 | - | 4.97 | 181,580 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,489 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,197 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,893 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,384 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,344 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,067 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,908 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,160 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,085 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,654 |
| States of Germany | 0 | - | 4.96 | 149,962 |
| Germany Immigration by Country | 0 | - | 4.84 | 79,991 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,511 |
| Regions of Italy | 0 | - | 4.92 | 74,672 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,785 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,278 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,100 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,884 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,400 |
| Champions League Winners | 0 | - | 4.92 | 995,957 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,319 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 138,936 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,117 |
| Name a Valid African Country | 0 | - | 4.98 | 152,903 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,215 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,090 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,431 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,140 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,101 |
| Russia Country Quiz | 0 | - | 4.85 | 113,610 |
| Countries That Border Russia | 0 | - | 4.98 | 458,809 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,829 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,022 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,141 |
| Departments of France | 0 | - | 4.93 | 52,753 |
| Countries Bordering France | 0 | - | 4.83 | 398,619 |
| Germany Country Quiz | 0 | - | 4.82 | 156,489 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 125,114 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,948 |
| Italy Country Quiz | 0 | - | 4.82 | 122,153 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,325 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,034 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,356 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 433,419 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 95,931 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,610 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 280,068 |
| England or Wales? | 0 | - | 4.94 | 45,306 |
| All UEFA Champions League Teams Ever | 0 | - | 4.84 | 128,422 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,019 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,400,994 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 129,608 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,240 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,597 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 112,963 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,762 |
| Most Popular Baby Girls Names in Germany | 0 | - | 4.51 | 38,621 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 389,646 |
| Name the English Monarchs | 0 | - | 4.92 | 497,752 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.55 | 486,360 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 709,457 |
| Celebrity Mugshots Quiz #1 | 0 | - | 4.09 | 258,134 |
| Celebrity Mugshots Quiz #3 | 0 | - | 4.05 | 144,527 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,076 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,781 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,827 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,777 |
| Countries that Border Poland | 0 | - | 4.99 | 171,309 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,360 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,365 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,671 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,602 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,531 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,717 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,374 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,751 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,509 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,786 |
| Countries that Beat France | 0 | - | 4.49 | 75,151 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,236 |
| Countries that Beat Greece | 0 | - | 4.52 | 48,575 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 641,710 |
| Name that Greek Letter | 0 | - | 4.94 | 321,587 |
| Counties of Ireland | 0 | - | 4.92 | 192,976 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,426 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,264 |
| Countries that Beat the Netherlands | 0 | - | 4.56 | 36,135 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,016 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,242 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,437 |
| 100 Most Popular Pub Names in the UK | 0 | - | 4.26 | 19,520 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,144 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,545 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,677 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,694 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,743 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 397,014 |
| Malta Country Quiz | 0 | - | 4.81 | 30,821 |
| Topological Map of Asia Quiz | 0 | - | 4.81 | 19,874 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,469 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,516 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 501,649 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,832 |
| European Cities Beginning with B - Click Map | 0 | - | 4.75 | 77,329 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,087 |
| Which City in Europe? | 0 | - | 4.83 | 106,598 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,337 |
| History of Russia Quiz | 0 | - | 4.49 | 31,786 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,091 |
| Most Popular Baby Boy Names in Germany | 0 | - | 4.34 | 66,901 |
| The Trojan War | 0 | - | 4.83 | 39,421 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,496 |
| History of Italy | 0 | - | 4.55 | 31,809 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,032 |
| Roman Emperors | 0 | - | 4.95 | 118,420 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,477 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,823 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,975 |
| Geography of Spain | 0 | - | 4.59 | 21,957 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,377 |
| Members of the British Royal Family | 0 | - | 4.10 | 113,792 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,817 |
| Basic Harry Potter Quiz | 0 | - | 4.56 | 377,261 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,309 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,080 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,066 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,167 |
| Countries that Beat China | 0 | - | 4.86 | 114,675 |
| Countries that Produce the Most Wine | 0 | - | 4.86 | 190,904 |
| Celebrity Mugshots Quiz #2 | 0 | - | 3.89 | 113,752 |
| Australian Capitals | 0 | - | 4.92 | 62,592 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,614 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,567 |
| Official European Union Languages | 0 | - | 4.97 | 236,470 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,671 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,365 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 110,867 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,800 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,674 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,191 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,845 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,648 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,607 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,008 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,278 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,979 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,606 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,932 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,970 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,576 |
| Cross Flags of Europe | 0 | - | 4.42 | 296,769 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,367 |
| Satellite Images - Europe | 0 | - | 4.47 | 103,665 |
| European Cities by Picture #2 | 0 | - | 4.45 | 37,923 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,069 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 34,736 |
| Random European City to Country | 0 | - | 4.69 | 116,290 |
| Countries Bordering the EU | 0 | - | 4.77 | 72,389 |
| Countries Closest to Europe | 0 | - | 4.70 | 109,446 |
| Topological Map of Mainland Europe | 0 | - | 4.39 | 28,560 |
