| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,842 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,094 |
| Countries That Border Russia | 0 | - | 4.98 | 459,804 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,300 |
| Europe Map Quiz | 0 | - | 5.00 | 4,739,426 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 257,762 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,575 |
| Russia Country Quiz | 0 | - | 4.85 | 113,847 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,228 |
| Countries that Border Poland | 0 | - | 4.99 | 171,602 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 99,074 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,928 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,573 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,921 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,924 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,735 |
| Countries that Beat Germany | 0 | - | 4.95 | 105,642 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,605 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,029 |
| Countries that Beat Portugal | 0 | - | 4.86 | 58,841 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,579 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,536 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,823 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,991 |
| The Only European Country ... | 0 | - | 4.91 | 214,586 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,994 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,444 |
| Ultimate Harry Potter Name Game | 0 | - | 4.94 | 491,847 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,231,062 |
| Ancient Greek Words | 0 | - | 4.92 | 110,941 |
| Counties of England | 0 | - | 4.97 | 791,081 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 351,381 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,952 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,528 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,938 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,640 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,747 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,845 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,519 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,373 |
| Slavic Countries | 0 | - | 4.96 | 111,062 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,658 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 434,495 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,160 |
| Champions League Winners | 0 | - | 4.92 | 998,729 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,524 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,204 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,669 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,213 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,039 |
| Monarchies of Europe | 0 | - | 4.90 | 97,534 |
| European Countries with One Border | 0 | - | 4.97 | 181,889 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,795 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,518 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,255 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,679 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,715 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,337 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,222 |
| Albania Country Quiz | 0 | - | 4.54 | 38,757 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,748 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,365 |
| Serbia Country Quiz | 0 | - | 4.44 | 34,841 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,499 |
| Countries Bordering France | 0 | - | 4.83 | 400,567 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,995 |
| States of Germany | 0 | - | 4.96 | 150,675 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,206 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,588 |
| Regions of Italy | 0 | - | 4.92 | 74,986 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,991 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,826 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,538 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,193 |
| Groups of Things - Harry Potter | 0 | - | 4.82 | 280,431 |
| Top 100 Harry Potter Characters by Mention | 0 | - | 4.93 | 390,798 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,582 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,577 |
| Chinese Zodiac Quiz | 0 | - | 4.80 | 139,097 |
| Brand Logos Quiz #1 | 0 | - | 4.83 | 2,407,275 |
| Name a Valid African Country | 0 | - | 4.98 | 153,194 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,261 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,435 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,314 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,858 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,228 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 137,993 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,004 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,144 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,724 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,633 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,476 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,982 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,835 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,124 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,934 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,458 |
| Departments of France | 0 | - | 4.93 | 53,073 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,629 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,900 |
| Most Popular Baby Girls Names in Germany | 0 | - | 4.51 | 38,693 |
| Germany Country Quiz | 0 | - | 4.82 | 156,874 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,390 |
| Counties of Ireland | 0 | - | 4.92 | 193,628 |
| Italy Country Quiz | 0 | - | 4.82 | 122,468 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,641 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,306 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,571 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,665 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,409 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 60,519 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,257 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,858 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,964 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,252 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,688 |
| 100 Most Popular Pub Names in the UK | 0 | - | 4.26 | 19,558 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 129,121 |
| Name the English Monarchs | 0 | - | 4.92 | 499,135 |
| World Capitals Closest to London | 0 | - | 4.87 | 109,935 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 95,911 |
| England or Wales? | 0 | - | 4.94 | 45,419 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 128,878 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,255 |
| Countries that Produce the Most Beer | 0 | - | 4.85 | 129,910 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,888 |
| Word Scramble - U.S. States | 0 | - | 4.95 | 503,076 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,006 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,614 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,503 |
| Which City in Europe? | 0 | - | 4.83 | 106,900 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,893 |
| Poland Country Quiz | 0 | - | 4.22 | 62,847 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,714 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,682 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,608 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,474 |
| Countries that Beat France | 0 | - | 4.49 | 75,315 |
| 15 Most Populous Countries that Speak a Germanic Language | 0 | - | 4.39 | 82,374 |
| Countries that Beat Greece | 0 | - | 4.53 | 48,683 |
| The Trojan War | 0 | - | 4.83 | 39,502 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 643,424 |
| Name that Greek Letter | 0 | - | 4.94 | 322,132 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,899 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,176 |
| Roman Emperors | 0 | - | 4.95 | 118,836 |
| Countries that Beat the Netherlands | 0 | - | 4.56 | 36,205 |
| Countries Closest to Iceland | 0 | - | 4.89 | 73,015 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,062 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,509 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,983 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,211 |
| Basic Harry Potter Quiz | 0 | - | 4.56 | 377,564 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,729 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,426 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,254 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 398,233 |
| Malta Country Quiz | 0 | - | 4.81 | 30,887 |
| Topological Map of Asia Quiz | 0 | - | 4.81 | 19,949 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,366 |
| Countries that Beat China | 0 | - | 4.86 | 114,955 |
| U.S. Baby Boy Names by Decade | 0 | - | 4.55 | 487,170 |
| U.S. Baby Girl Names by Decade | 0 | - | 4.42 | 710,394 |
| Countries that Produce the Most Wine | 0 | - | 4.86 | 191,114 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 207,216 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,990 |
| European Cities Beginning with B - Click Map | 0 | - | 4.75 | 77,573 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,390 |
| History of Russia Quiz | 0 | - | 4.49 | 31,820 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 96,038 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,127 |
| Most Popular Baby Boy Names in Germany | 0 | - | 4.34 | 66,957 |
| Olympian Gods Quiz | 0 | - | 4.96 | 497,497 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 124,757 |
| History of Italy | 0 | - | 4.55 | 31,865 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,524 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,040 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,832 |
| Geography of Spain | 0 | - | 4.59 | 21,999 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,651 |
| Members of the British Royal Family | 0 | - | 4.10 | 113,864 |
| British Geography Quiz #3 | 0 | - | 4.56 | 30,323 |
| Harry Potter: Voldemort's Horcruxes | 0 | - | 4.44 | 112,222 |
| Lord of the Rings Decoder | 0 | - | 4.59 | 42,317 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,613 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 290,615 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,081 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 139,605 |
| Countries that Beat Egypt | 0 | - | 4.88 | 56,690 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,864 |
| Fifty US States in One Minute | 0 | - | 4.56 | 3,523,320 |
| Category Elimination - U.S. States #1 | 0 | - | 4.88 | 219,063 |
| Category Elimination - U.S. States #2 | 0 | - | 4.82 | 132,921 |
| European Geography By Letter - A | 0 | - | 4.61 | 132,586 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 111,047 |
| European Geography By Letter - C | 0 | - | 4.46 | 112,012 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,892 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,367 |
| European Geography By Letter - M | 0 | - | 4.64 | 129,156 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,967 |
