| Country Quiz on a Map - France | 0 | - | 4.98 | 40,233 |
| Country Quiz on a Map - Germany | 0 | - | 4.94 | 28,134 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 592,105 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,208,868 |
| French Geography Quiz #1 | 0 | - | 4.86 | 31,558 |
| Name that Greek Letter | 0 | - | 4.94 | 298,588 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 104,921 |
| Africa Geography Quiz #1 | 0 | - | 4.92 | 46,541 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 135,803 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 64,520 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.94 | 51,116 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 60,300 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 47,521 |
| Ancient Greek Words | 0 | - | 4.91 | 99,574 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 67,676 |
| Europe Geography Quiz #2 | 0 | - | 4.56 | 68,145 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 66,822 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 58,385 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 204,982 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 250,958 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 146,035 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 192,996 |
| Name a Valid European Country #2 | 0 | - | 4.93 | 85,986 |
| States of the German Confederation in 1848 | 0 | - | 4.85 | 27,135 |
| Countries that Beat Iceland | 0 | - | 4.78 | 37,464 |
| English Monarchs Quiz | 0 | - | 4.91 | 454,538 |
| Europe Map Quiz | 0 | - | 5.00 | 4,352,660 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.72 | 54,445 |
| Category Elimination - European Countries #1 | 0 | - | 4.88 | 78,109 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.82 | 10,365 |
| Greenland Country Quiz | 0 | - | 4.82 | 32,929 |
| Countries Closest to Iceland | 0 | - | 4.87 | 64,153 |
| Countries that Beat Portugal | 0 | - | 4.84 | 36,448 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 91,363 |
| Prime Ministers of the UK | 0 | - | 4.95 | 387,216 |
| 2025–2026 Football League Teams | 0 | - | 4.93 | 355,910 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 392,673 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.81 | 87,382 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 72,450 |
| Roman Emperors | 0 | - | 4.96 | 97,917 |
| Most-Visited Countries by Swedes | 0 | - | 4.66 | 50,892 |
| Geography of the Spanish Empire | 0 | - | 4.48 | 35,485 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.92 | 47,176 |
| Top 4 in English Football, 1888–2025 | 0 | - | 4.94 | 111,655 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 339,676 |
| Europe Geography Quiz #3 | 0 | - | 4.32 | 60,519 |
| Olympian Gods Quiz | 0 | - | 4.96 | 461,181 |
| Geography of the Dutch Empire | 0 | - | 4.70 | 32,719 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 75,205 |
| Counties of England | 0 | - | 4.97 | 704,422 |
| Invasions of Great Britain | 0 | - | 4.49 | 56,101 |
| British History A-Z | 0 | - | 4.47 | 40,129 |
| English First Names of the Middle Ages | 0 | - | 4.41 | 45,996 |
| British History Quiz for Dummies | 0 | - | 4.54 | 62,485 |
| Countries That Use the Euro | 0 | - | 4.93 | 66,165 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,066,656 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 95,377 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 39,319 |
| The Only European Country ... | 0 | - | 4.93 | 183,177 |
| The Life of Julius Caesar | 0 | - | 4.46 | 32,363 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 404,625 |
| Two Letter Roman Numerals | 0 | - | 4.98 | 49,741 |
| Norway Country Quiz | 0 | - | 4.40 | 62,874 |
| Geography of Spain | 0 | - | 4.52 | 20,578 |
| Foods in a Full English Breakfast | 0 | - | 4.42 | 74,725 |
| Champions League Winners | 0 | - | 4.91 | 893,219 |
| Asia Geography Quiz #1 | 0 | - | 4.79 | 51,313 |
| Asia Geography Quiz #2 | 0 | - | 4.63 | 45,884 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 180,193 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 140,187 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 190,574 |
| European Landmarks Map Quiz | 0 | - | 4.98 | 78,668 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 288,960 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 122,625 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 76,424 |
| Eastern Europe Map Quiz | 0 | - | 4.90 | 116,935 |
| Slavic Countries | 0 | - | 4.96 | 101,592 |
| French Geography Quiz #2 | 0 | - | 4.62 | 21,598 |
| Famous Ancient Romans | 0 | - | 4.72 | 80,751 |
| Roman History Vocabulary | 0 | - | 4.43 | 55,498 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 32,718 |
| Nordic Cities Map Quiz | 0 | - | 4.75 | 85,944 |
| The Vikings! | 0 | - | 4.45 | 27,312 |
| The Portuguese Empire | 0 | - | 4.54 | 11,418 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 87,593 |
| Regions of Spain Quiz | 0 | - | 4.87 | 97,392 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 171,580 |
| Cantons of Switzerland | 0 | - | 4.97 | 41,503 |
| Countries and Territories of the United Kingdom | 0 | - | 4.88 | 85,049 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 102,393 |
| Wives of King Henry VIII | 0 | - | 4.55 | 51,644 |
| Countries the UK Declared War On | 0 | - | 4.58 | 113,763 |
| Geography of the British Empire | 0 | - | 4.51 | 37,419 |
| England or Wales? | 0 | - | 4.93 | 41,030 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 281,770 |
| All Champions League Teams Ever | 0 | - | 4.90 | 108,080 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 123,372 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.91 | 94,909 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 84,148 |
| Name a Valid Asian Country | 0 | - | 4.98 | 93,715 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 95,265 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 81,325 |
| Name a Valid African Country | 0 | - | 4.98 | 126,329 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 102,302 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.93 | 149,494 |
| Top 10 Coldest European Countries | 0 | - | 4.95 | 183,046 |
| Top 10 Hottest European Countries | 0 | - | 4.87 | 117,036 |
| European Diaspora - Top 11 Countries | 0 | - | 4.89 | 85,461 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 123,317 |
| Three Band Flags of Europe | 0 | - | 4.97 | 174,068 |
| Pixelated Europe Map | 0 | - | 4.90 | 111,002 |
| Monarchies of Europe | 0 | - | 4.89 | 88,221 |
| European Countries with One Border | 0 | - | 4.96 | 152,600 |
| European Countries with the Fewest Borders | 0 | - | 4.98 | 146,512 |
| Topological Map of Mainland Europe | 0 | - | 4.36 | 23,958 |
| Russia Country Quiz | 0 | - | 4.85 | 104,961 |
| History of Russia Quiz | 0 | - | 4.48 | 30,128 |
| Federal Subjects of Russia | 0 | - | 4.95 | 116,944 |
| Countries That Border Russia | 0 | - | 4.98 | 431,186 |
| Croatia Country Quiz | 0 | - | 4.81 | 38,274 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 103,124 |
| History of Austria | 0 | - | 4.69 | 16,577 |
| Regions of France Map Quiz | 0 | - | 4.96 | 129,317 |
| France Cities Map Quiz | 0 | - | 4.96 | 150,425 |
| France Immigration by Country | 0 | - | 4.81 | 70,277 |
| Geography of the French Empire | 0 | - | 4.49 | 25,630 |
| The French Revolution | 0 | - | 4.45 | 22,141 |
| Countries Bordering France | 0 | - | 4.87 | 361,537 |
| History of France Quiz | 0 | - | 4.55 | 40,061 |
| Germany Country Quiz | 0 | - | 4.82 | 142,867 |
| States of Germany Map Quiz | 0 | - | 4.91 | 121,997 |
| Germany Cities Map Quiz | 0 | - | 4.84 | 107,874 |
| States of Germany | 0 | - | 4.94 | 127,111 |
| Germany Immigration by Country | 0 | - | 4.91 | 71,354 |
| Countries Bordering Germany | 0 | - | 4.99 | 344,384 |
| Figures from Greek Mythology | 0 | - | 4.92 | 170,977 |
| Counties of Ireland | 0 | - | 4.90 | 163,517 |
| History of Ireland Quiz | 0 | - | 4.44 | 19,189 |
| Regions of Italy | 0 | - | 4.89 | 62,077 |
| Italy Country Quiz | 0 | - | 4.81 | 111,229 |
| Regions of Italy Map Quiz | 0 | - | 4.95 | 135,946 |
| Italy Cities Map Quiz | 0 | - | 4.96 | 139,866 |
| History of Italy | 0 | - | 4.49 | 30,045 |
| Countries Surrounding Rome | 0 | - | 4.96 | 47,004 |
| Byzantine History | 0 | - | 4.87 | 26,598 |
| History of The Netherlands | 0 | - | 4.43 | 15,957 |
| Countries that Beat the Netherlands | 0 | - | 4.58 | 33,909 |
| Denmark Country Quiz | 0 | - | 4.79 | 70,540 |
| Finland Country Quiz | 0 | - | 4.48 | 53,821 |
| Iceland Country Quiz | 0 | - | 4.66 | 39,452 |
| Countries Closest to Spain | 0 | - | 4.95 | 208,639 |
| British Groups of Things | 0 | - | 4.26 | 80,761 |
| United Kingdom Decoder | 0 | - | 4.27 | 38,894 |
| British Geography Quiz #1 | 0 | - | 4.51 | 46,052 |
| Counties of the UK and Ireland | 0 | - | 4.97 | 107,803 |
| Best-Selling British Musical Acts | 0 | - | 4.47 | 43,997 |
| Houses of British Monarchs | 0 | - | 4.49 | 52,882 |
| Medieval English History | 0 | - | 4.52 | 41,261 |
| British History Multiple Choice #1 | 0 | - | 4.47 | 52,082 |
| The Reign of Queen Elizabeth II | 0 | - | 4.38 | 33,988 |
| World Capitals Closest to London | 0 | - | 4.91 | 94,515 |
| 50 Busiest Air Routes from London | 0 | - | 4.88 | 87,609 |
| Asia Geography Quiz #3 | 0 | - | 4.51 | 30,921 |
| Africa Geography Quiz #2 | 0 | - | 4.58 | 31,384 |
| Oceania Geography Quiz | 0 | - | 4.54 | 21,018 |
| South American Geography Quiz #2 | 0 | - | 4.65 | 37,353 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,226,778 |
| Deadliest U.S. Wars | 0 | - | 4.83 | 160,055 |
| U.S. History for Dummies | 0 | - | 4.50 | 66,338 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 66,756 |
| Top 10 European Countries by Coastline | 0 | - | 4.88 | 129,593 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 57,646 |
| Countries that Border Poland | 0 | - | 4.99 | 160,616 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.92 | 76,883 |
| Countries that Beat Russia | 0 | - | 4.65 | 52,292 |
| Countries With the Most Russian Speakers | 0 | - | 4.95 | 57,657 |
| Countries that Border Hungary | 0 | - | 4.98 | 97,442 |
| Countries Bordering Serbia | 0 | - | 4.95 | 84,373 |
| Countries Bordering Austria | 0 | - | 4.97 | 111,165 |
| Countries that Visit France the Most | 0 | - | 4.81 | 40,556 |
| Countries Closest to Metropolitan France | 0 | - | 4.87 | 66,993 |
| France True or False? | 0 | - | 4.41 | 37,633 |
| Countries With the Most German Speakers | 0 | - | 4.88 | 53,599 |
| Countries that Beat Greece | 0 | - | 4.51 | 44,244 |
| Ancient Greek Trivia | 0 | - | 4.55 | 63,891 |
| The Trojan War | 0 | - | 4.80 | 36,340 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.56 | 57,044 |
| Ancient Greece - Multiple Choice | 0 | - | 4.53 | 39,102 |
| Countries Bordering Italy | 0 | - | 4.95 | 95,638 |
| Countries Italy Declared War On | 0 | - | 4.76 | 40,452 |
| Countries Closest to Italy | 0 | - | 4.97 | 181,856 |
| Ancient Roman Trivia #2 | 0 | - | 4.55 | 35,733 |
| Geography of the Roman Empire | 0 | - | 4.57 | 48,956 |
| Roman History by Picture | 0 | - | 4.45 | 24,819 |
| Roman Names for Places | 0 | - | 4.66 | 42,296 |
| Most Common Last Names in Sweden | 0 | - | 4.43 | 14,236 |
| Sweden Country Quiz | 0 | - | 4.36 | 63,219 |
| History of Spain Quiz | 0 | - | 4.33 | 19,744 |
| Biggest Trading Partners - Spain | 0 | - | 4.90 | 50,862 |
| Countries that Beat Spain | 0 | - | 4.95 | 56,618 |
