| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,645 |
| Europe Map Quiz | 0 | - | 5.00 | 4,727,596 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,303 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,041 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,872 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,857 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,490 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,744 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,075 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,345 |
| The Only European Country ... | 0 | - | 4.91 | 213,517 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,332 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,779 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,262 |
| Countries that Beat Italy | 0 | - | 4.85 | 53,807 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,596 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,402 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,224,253 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,587 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,199 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,053 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,406 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,574 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,552 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,151 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,072 |
| Slavic Countries | 0 | - | 4.96 | 110,774 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,282 |
| Counties of England | 0 | - | 4.97 | 788,388 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 349,203 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 101,861 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 491,183 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,267 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,967 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,226 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,662 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,098 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,656 |
| Monarchies of Europe | 0 | - | 4.90 | 97,216 |
| European Countries with One Border | 0 | - | 4.97 | 181,465 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 177,973 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,128 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,778 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,300 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,246 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 69,994 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,621 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,101 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,005 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,563 |
| States of Germany | 0 | - | 4.96 | 149,800 |
| Germany Immigration by Country | 0 | - | 4.84 | 79,916 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,483 |
| Regions of Italy | 0 | - | 4.92 | 74,601 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,737 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,143 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,058 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 92,843 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,393 |
| Champions League Winners | 0 | - | 4.92 | 995,137 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,252 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 138,886 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,057 |
| Name a Valid African Country | 0 | - | 4.98 | 152,821 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,171 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,036 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,236 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 273,982 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 164,914 |
| Russia Country Quiz | 0 | - | 4.85 | 113,563 |
| Countries That Border Russia | 0 | - | 4.98 | 458,550 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,794 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 34,999 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,060 |
| Departments of France | 0 | - | 4.93 | 52,671 |
| Countries Bordering France | 0 | - | 4.85 | 396,678 |
| Germany Country Quiz | 0 | - | 4.82 | 156,405 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,058 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,712 |
| Italy Country Quiz | 0 | - | 4.82 | 122,079 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,257 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 150,985 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,342 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 433,123 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 95,875 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,525 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 279,962 |
| England or Wales? | 0 | - | 4.94 | 45,282 |
| All UEFA Champions League Teams Ever | 0 | - | 4.84 | 128,298 |
| Name a Valid Asian Country | 0 | - | 4.98 | 119,938 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,399,096 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 129,518 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,021 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,596 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 112,820 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,725 |
| Most Popular Baby Girls Names in Germany | 0 | - | 4.51 | 38,611 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 389,325 |
| Name the English Monarchs | 0 | - | 4.92 | 497,410 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.55 | 486,160 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 709,171 |
| Celebrity Mugshots Quiz #1 | 0 | - | 4.09 | 257,748 |
| Celebrity Mugshots Quiz #3 | 0 | - | 4.05 | 144,405 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,013 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,754 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,780 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,748 |
| Countries that Border Poland | 0 | - | 4.99 | 171,216 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,335 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,162 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,609 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,583 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,517 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,652 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,359 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,655 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,465 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,756 |
| Countries that Beat France | 0 | - | 4.49 | 75,111 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,054 |
| Countries that Beat Greece | 0 | - | 4.52 | 48,540 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 641,218 |
| Name that Greek Letter | 0 | - | 4.94 | 321,442 |
| Counties of Ireland | 0 | - | 4.92 | 192,810 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,370 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,175 |
| Countries that Beat the Netherlands | 0 | - | 4.56 | 36,121 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,000 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,137 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,420 |
| 100 Most Popular Pub Names in the UK | 0 | - | 4.26 | 19,510 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,134 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,438 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,660 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,609 |
| 50 Busiest Air Routes from London | 0 | - | 4.86 | 95,701 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 396,729 |
| Malta Country Quiz | 0 | - | 4.81 | 30,793 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,349 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,392 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 501,243 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,786 |
| European Cities Beginning with B - Click Map | 0 | - | 4.75 | 77,250 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,004 |
| Which City in Europe? | 0 | - | 4.83 | 106,550 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,079 |
| History of Russia Quiz | 0 | - | 4.49 | 31,772 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,082 |
| Most Popular Baby Boy Names in Germany | 0 | - | 4.34 | 66,885 |
| The Trojan War | 0 | - | 4.83 | 39,398 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,358 |
| History of Italy | 0 | - | 4.55 | 31,800 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 83,977 |
| Roman Emperors | 0 | - | 4.95 | 118,297 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,464 |
| Countries Closest to Iceland | 0 | - | 4.89 | 72,755 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,961 |
| Geography of Spain | 0 | - | 4.59 | 21,942 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,357 |
| Members of the British Royal Family | 0 | - | 4.10 | 113,780 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,754 |
| Basic Harry Potter Quiz | 0 | - | 4.56 | 377,168 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,284 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,040 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 276,934 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,119 |
| Countries that Beat China | 0 | - | 4.86 | 114,601 |
| Countries that Produce the Most Wine | 0 | - | 4.86 | 190,829 |
| Celebrity Mugshots Quiz #2 | 0 | - | 3.89 | 113,617 |
| Australian Capitals | 0 | - | 4.92 | 62,586 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,448 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,525 |
| Official European Union Languages | 0 | - | 4.97 | 236,359 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,604 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,315 |
| European Geography By Letter - B #1 | 0 | - | 4.64 | 110,826 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,766 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,637 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,164 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,780 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,622 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,584 |
| European Geography By Letter - V | 0 | - | 4.43 | 91,989 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,240 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,962 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,582 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,909 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,950 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,555 |
| Cross Flags of Europe | 0 | - | 4.42 | 296,574 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,338 |
| Satellite Images - Europe | 0 | - | 4.47 | 103,611 |
| European Cities by Picture #2 | 0 | - | 4.45 | 37,909 |
| Ten Lowest HDI Countries in Europe | 0 | - | 4.42 | 70,067 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 34,718 |
| Random European City to Country | 0 | - | 4.69 | 116,225 |
| Countries Bordering the EU | 0 | - | 4.75 | 72,317 |
| Countries Closest to Europe | 0 | - | 4.70 | 109,408 |
| Topological Map of Mainland Europe | 0 | - | 4.39 | 28,533 |
| European Countries with the Lowest Average Elevation | 0 | - | 4.67 | 62,101 |
