| Country Quiz on a Map - France | 0 | - | 4.98 | 47,170 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 35,022 |
| Countries that Beat Iceland | 0 | - | 4.81 | 42,831 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,763 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,179 |
| Name that Greek Letter | 0 | - | 4.93 | 323,377 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,327 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,982 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 125,897 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,328 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,168 |
| Countries of Europe in 1848 | 0 | - | 4.99 | 81,410 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,596 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,941 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,824 |
| Ancient Greek Words | 0 | - | 4.93 | 111,549 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,263 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,927 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,213 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,227 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,155 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,752 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,058 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,824 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,651 |
| Most-Visited Countries by Swedes | 0 | - | 4.64 | 53,079 |
| Europe Map Quiz | 0 | - | 5.00 | 4,761,689 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,481 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 90,014 |
| Name the English Monarchs | 0 | - | 4.91 | 502,442 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,086 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,751 |
| The Trojan War | 0 | - | 4.83 | 39,717 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,792 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,512 |
| Roman Emperors | 0 | - | 4.95 | 119,980 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,558 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,311 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,514 |
| Prime Ministers of the UK | 0 | - | 4.95 | 438,749 |
| 2025–2026 Football League Teams | 0 | - | 4.94 | 401,191 |
| Topological Map of Asia Quiz | 0 | - | 4.81 | 20,141 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,373 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,662 |
| Olympian Gods Quiz | 0 | - | 4.96 | 500,634 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,158 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 52,342 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.92 | 141,009 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,946 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,243,430 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,171 |
| The Only European Country ... | 0 | - | 4.91 | 216,516 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,061 |
| History of Russia Quiz | 0 | - | 4.47 | 31,913 |
| History of Italy | 0 | - | 4.55 | 31,968 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,652 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,222 |
| Counties of England | 0 | - | 4.97 | 796,380 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,855 |
| British History A-Z #1 | 0 | - | 4.45 | 46,476 |
| English First Names of the Middle Ages | 0 | - | 4.47 | 60,655 |
| British History Quiz for Dummies | 0 | - | 4.70 | 78,575 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 355,725 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,963 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,626 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,168 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,613 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,122 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,417 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,585 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,240 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,154 |
| Slavic Countries | 0 | - | 4.96 | 111,622 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,222 |
| Famous Ancient Romans | 0 | - | 4.70 | 85,457 |
| Iceland... or Ireland? | 0 | - | 4.74 | 57,024 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 436,956 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,116 |
| Most Common Last Names in Sweden | 0 | - | 4.49 | 15,397 |
| Sweden Country Quiz | 0 | - | 4.35 | 68,192 |
| Geography of Spain | 0 | - | 4.59 | 22,070 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,214 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,652 |
| Champions League Winners | 0 | - | 4.92 | 1,006,260 |
| Asia Geography Quiz #1 | 0 | - | 4.70 | 53,506 |
| Asia Geography Quiz #2 | 0 | - | 4.56 | 48,553 |
| Asia Geography Quiz #3 | 0 | - | 4.49 | 32,246 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,816 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,308 |
| Name a Valid African Country | 0 | - | 4.98 | 154,025 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,087 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,439 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,084 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,964 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,819 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,479 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,245 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,709 |
| Monarchies of Europe | 0 | - | 4.90 | 98,114 |
| European Countries with One Border | 0 | - | 4.97 | 182,732 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,531 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 78,411 |
| Topological Map of Mainland Europe | 0 | - | 4.39 | 28,828 |
| Russia Country Quiz | 0 | - | 4.85 | 114,444 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,046 |
| Countries That Border Russia | 0 | - | 4.98 | 461,629 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,320 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,871 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,332 |
| History of Austria | 0 | - | 4.70 | 17,859 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,672 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,371 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,701 |
| Departments of France | 0 | - | 4.93 | 54,062 |
| Geography of the French Empire | 0 | - | 4.45 | 27,056 |
| The French Revolution | 0 | - | 4.46 | 23,927 |
| Countries Bordering France | 0 | - | 4.83 | 402,442 |
| History of France | 0 | - | 4.59 | 56,951 |
| Germany Country Quiz | 0 | - | 4.82 | 157,805 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,763 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,300 |
| States of Germany | 0 | - | 4.96 | 152,442 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,007 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,307 |
| German History A-Z | 0 | - | 4.49 | 24,601 |
| Figures from Greek Mythology | 0 | - | 4.91 | 186,868 |
| Regions of Italy | 0 | - | 4.92 | 75,834 |
| Italy Country Quiz | 0 | - | 4.82 | 123,375 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,317 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,998 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,541 |
| The Life of Julius Caesar | 0 | - | 4.39 | 39,082 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,122 |
| Nordic Cities Map Quiz | 0 | - | 4.77 | 90,451 |
| The Vikings! | 0 | - | 4.46 | 28,341 |
| The Portuguese Empire | 0 | - | 4.58 | 12,063 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,898 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,906 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,618 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,180 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,976 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,542 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,347 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,444 |
| Geography of the British Empire | 0 | - | 4.48 | 39,667 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,691 |
| England or Wales? | 0 | - | 4.94 | 45,673 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,277 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,250 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 109,973 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,765 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,962 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,051 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,339 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,575 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,696,525 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,745 |
| U.S. History for Dummies | 0 | - | 4.47 | 83,033 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,096 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,365 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,425 |
| Countries that Border Poland | 0 | - | 4.99 | 172,241 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,831 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,728 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,200 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,375 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,296 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,859 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,165 |
| France True or False? | 0 | - | 4.44 | 39,929 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,584 |
| Countries that Beat Greece | 0 | - | 4.53 | 48,950 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,987 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,909 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,639 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,652 |
| Counties of Ireland | 0 | - | 4.92 | 195,154 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,848 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,317 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,994 |
| Roman History Vocabulary | 0 | - | 4.40 | 57,596 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,737 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,916 |
| Roman History by Picture | 0 | - | 4.46 | 26,460 |
| Roman Names for Places | 0 | - | 4.62 | 58,268 |
| Byzantine History | 0 | - | 4.91 | 28,852 |
| Byzantine Emperors | 0 | - | 4.92 | 13,987 |
| History of The Netherlands | 0 | - | 4.46 | 17,430 |
| Countries that Beat the Netherlands | 0 | - | 4.56 | 36,347 |
| Denmark Country Quiz | 0 | - | 4.78 | 75,894 |
| Greenland Country Quiz | 0 | - | 4.78 | 36,365 |
| Finland Country Quiz | 0 | - | 4.50 | 59,652 |
| Norway Country Quiz | 0 | - | 4.44 | 77,313 |
| Iceland Country Quiz | 0 | - | 4.69 | 43,148 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,920 |
| British Groups of Things | 0 | - | 4.25 | 82,862 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,034 |
| British Geography Quiz #1 | 0 | - | 4.51 | 48,339 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,626 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,893 |
