| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,334,874 |
| Europe Map Quiz | 0 | - | 5.00 | 4,784,649 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 264,263 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,779 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,586 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,968 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,051 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,579 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,036 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,961 |
| The Only European Country ... | 0 | - | 4.91 | 218,716 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,372 |
| Countries that Beat Russia | 0 | - | 4.81 | 83,515 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,650 |
| Countries that Beat Germany | 0 | - | 4.94 | 107,230 |
| Countries that Beat Italy | 0 | - | 4.85 | 55,114 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,808 |
| Countries that Beat Spain | 0 | - | 4.94 | 63,297 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,256,168 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,407 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,957 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,530 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,705 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,508 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,410 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,076 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,714 |
| Slavic Countries | 0 | - | 4.96 | 112,294 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,399 |
| Countries that Beat Iceland | 0 | - | 4.81 | 43,190 |
| Counties of England | 0 | - | 4.97 | 802,189 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 361,048 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,734 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 494,571 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,646 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,418 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,381 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,439 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,726 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,392 |
| Monarchies of Europe | 0 | - | 4.90 | 98,774 |
| European Countries with One Border | 0 | - | 4.97 | 183,666 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,423 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,446 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,244 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 85,123 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,654 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,746 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,288 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,417 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,533 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,692 |
| States of Germany | 0 | - | 4.95 | 154,284 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,631 |
| Regions of Italy | 0 | - | 4.92 | 76,937 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,748 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,189 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,701 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,465 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,829 |
| Champions League Winners | 0 | - | 4.92 | 1,015,018 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,023 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 140,034 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,506 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,786 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,707 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,551 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,732 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,712 |
| Russia Country Quiz | 0 | - | 4.83 | 115,249 |
| Countries That Border Russia | 0 | - | 4.98 | 464,277 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,695 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,552 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,909 |
| France Cities Map Quiz | 0 | - | 4.95 | 167,692 |
| Departments of France | 0 | - | 4.93 | 55,026 |
| Countries Bordering France | 0 | - | 4.83 | 404,678 |
| Germany Country Quiz | 0 | - | 4.82 | 158,739 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 127,001 |
| Countries Bordering Germany | 0 | - | 4.99 | 371,634 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 150,138 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,959 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,724 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 439,496 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,411 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,769 |
| England or Wales? | 0 | - | 4.94 | 45,934 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 131,921 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,709 |
| Name a Valid African Country | 0 | - | 4.98 | 154,937 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,436,570 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 131,627 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,209 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,715 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 119,885 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 64,628 |
| Most Popular Baby Girls Names in Germany | 0 | - | 4.51 | 38,974 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 396,931 |
| Name the English Monarchs | 0 | - | 4.91 | 505,968 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.55 | 491,771 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 715,655 |
| Celebrity Mugshots Quiz #1 | 0 | - | 4.07 | 259,686 |
| Celebrity Mugshots Quiz #3 | 0 | - | 4.05 | 145,213 |
| Countries that Beat Australia | 0 | - | 4.92 | 93,384 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,320 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 138,685 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,880 |
| Countries that Border Poland | 0 | - | 4.99 | 173,076 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,217 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 102,591 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,966 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 28,019 |
| Moldova Country Quiz | 0 | - | 4.82 | 31,006 |
| Countries Bordering Serbia | 0 | - | 4.96 | 93,010 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,898 |
| Countries that Visit France the Most | 0 | - | 4.85 | 46,116 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,437 |
| Countries that Beat France | 0 | - | 4.48 | 76,308 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 98,423 |
| Countries that Beat Greece | 0 | - | 4.53 | 49,461 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 651,334 |
| Name that Greek Letter | 0 | - | 4.93 | 324,846 |
| Counties of Ireland | 0 | - | 4.92 | 197,130 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,211 |
| Countries Closest to Italy | 0 | - | 4.97 | 199,251 |
| Countries that Beat the Netherlands | 0 | - | 4.56 | 36,597 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,299 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,992 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,948 |
| 100 Most Popular Pub Names in the UK | 0 | - | 4.26 | 19,745 |
| British Geography Quiz #1 | 0 | - | 4.55 | 54,173 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 132,220 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 47,042 |
| World Capitals Closest to London | 0 | - | 4.88 | 111,023 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,250 |
| 2026–2027 Football League Teams | 0 | - | 4.94 | 405,663 |
| Malta Country Quiz | 0 | - | 4.81 | 31,220 |
| Topological Map of Asia Quiz | 0 | - | 4.82 | 20,399 |
| Countries that Beat the United States | 0 | - | 4.93 | 168,533 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 509,721 |
| Countries that Beat Canada | 0 | - | 4.91 | 98,927 |
| European Cities Beginning with B - Click Map | 0 | - | 4.77 | 78,727 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,753 |
| Which City in Europe? | 0 | - | 4.83 | 107,836 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 216,344 |
| History of Russia Quiz | 0 | - | 4.47 | 31,997 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,324 |
| Most Popular Baby Boy Names in Germany | 0 | - | 4.34 | 67,237 |
| The Trojan War | 0 | - | 4.83 | 39,953 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,835 |
| History of Italy | 0 | - | 4.55 | 32,133 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,549 |
| Roman Emperors | 0 | - | 4.95 | 121,083 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,807 |
| Countries Closest to Iceland | 0 | - | 4.90 | 74,076 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,412 |
| Geography of Spain | 0 | - | 4.59 | 22,168 |
| Invasions of Great Britain | 0 | - | 4.51 | 60,072 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,468 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 99,015 |
| Basic Harry Potter Quiz | 0 | - | 4.56 | 379,570 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 61,043 |
| British History Quiz for Dummies | 0 | - | 4.70 | 79,000 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,517 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 56,421 |
| Countries that Beat China | 0 | - | 4.85 | 116,652 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,230 |
| Countries that Produce the Most Wine | 0 | - | 4.86 | 192,230 |
| Celebrity Mugshots Quiz #2 | 0 | - | 3.89 | 114,297 |
| Australian Capitals | 0 | - | 4.92 | 62,822 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 210,395 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,659 |
| Official European Union Languages | 0 | - | 4.97 | 239,642 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,556 |
| European Geography By Letter - A | 0 | - | 4.52 | 147,802 |
| European Geography By Letter - B #1 | 0 | - | 4.62 | 121,144 |
| European Geography By Letter - C | 0 | - | 4.43 | 123,423 |
| European Geography By Letter - D | 0 | - | 4.50 | 110,147 |
| European Geography By Letter - L | 0 | - | 4.52 | 114,794 |
| European Geography By Letter - M | 0 | - | 4.69 | 132,180 |
| European Geography By Letter - N | 0 | - | 4.44 | 101,909 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,424 |
| European Geography By Letter - V | 0 | - | 4.42 | 93,637 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,357 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,487 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,146 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,432 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,400 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,253 |
| Cross Flags of Europe | 0 | - | 4.43 | 300,274 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,948 |
| Satellite Images - Europe | 0 | - | 4.47 | 105,119 |
| European Cities by Picture #2 | 0 | - | 4.46 | 38,391 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,207 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 35,166 |
| Random European City to Country | 0 | - | 4.69 | 118,391 |
| Countries Bordering the EU | 0 | - | 4.78 | 73,492 |
| Countries Closest to Europe | 0 | - | 4.70 | 110,258 |
| Topological Map of Mainland Europe | 0 | - | 4.39 | 29,040 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.67 | 62,454 |
