| Regions of France Map Quiz | 0 | - | 4.97 | 144,931 |
| French History Multiple Choice | 0 | - | 4.55 | 33,139 |
| Departments of France | 0 | - | 4.93 | 54,566 |
| Kings of France Quiz | 0 | - | 4.20 | 32,832 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,340 |
| Countries of Iberia in History with a Map | 0 | - | 4.88 | 42,111 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,554 |
| Counties of England | 0 | - | 4.97 | 799,511 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,237 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,420 |
| Countries the UK Declared War On | 0 | - | 4.55 | 122,948 |
| Geography of the British Empire | 0 | - | 4.48 | 39,756 |
| Embarrassing Chapters in British History | 0 | - | 4.29 | 32,308 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,099 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,957 |
| Medieval English History | 0 | - | 4.53 | 43,582 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,821 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 83,769 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,183 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,393 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,202 |
| Countries Bordering France | 0 | - | 4.83 | 403,743 |
| States of Germany Map Quiz | 0 | - | 4.92 | 133,285 |
| States of Germany | 0 | - | 4.95 | 153,433 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,330 |
| Regions of Italy | 0 | - | 4.92 | 76,362 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,479 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,584 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,460 |
| Countries and Territories of the United Kingdom | 0 | - | 4.90 | 94,212 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,278 |
| Europe Map Quiz | 0 | - | 5.00 | 4,773,545 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,799 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,250 |
| Regions of France | 0 | - | 4.70 | 121,375 |
| France Immigration by Country | 0 | - | 4.70 | 76,707 |
| Germany Country Quiz | 0 | - | 4.83 | 158,278 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,710 |
| History of Germany | 0 | - | 4.39 | 52,909 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,751 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,670 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,629 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 97,156 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 186,308 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,092 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,788 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,192 |
| England or Wales? | 0 | - | 4.94 | 45,820 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,605 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,891 |
| France Country Quiz | 0 | - | 4.70 | 135,266 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,984 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,301 |
| History of France | 0 | - | 4.61 | 57,319 |
| Name the English Monarchs | 0 | - | 4.91 | 504,329 |
| History of Scotland | 0 | - | 4.51 | 21,136 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,385 |
| French Inventions | 0 | - | 4.10 | 13,910 |
| Geography of the French Empire | 0 | - | 4.45 | 27,162 |
| The French Revolution | 0 | - | 4.47 | 24,072 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 47,404 |
| History of Paris | 0 | - | 4.24 | 13,665 |
| The Trojan War | 0 | - | 4.83 | 39,826 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 649,431 |
| Name that Greek Letter | 0 | - | 4.93 | 324,276 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,342 |
| Embarrassing Chapters in Italian History | 0 | - | 4.24 | 12,133 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,754 |
| Roman Emperors | 0 | - | 4.95 | 120,476 |
| Malta Country Quiz | 0 | - | 4.81 | 31,132 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,731 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,225 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,833 |
| The Only European Country ... | 0 | - | 4.91 | 217,613 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,722 |
| Olympian Gods Quiz | 0 | - | 4.96 | 502,120 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 126,644 |
| History of The Netherlands | 0 | - | 4.46 | 17,494 |
| Former Dominions of the British Empire | 0 | - | 4.27 | 24,215 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,249,825 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,503 |
| History of Russia Quiz | 0 | - | 4.47 | 31,962 |
| 20 Questions About France | 0 | - | 4.11 | 32,433 |
| Ancient Greek Words | 0 | - | 4.93 | 111,997 |
| History of Italy | 0 | - | 4.55 | 32,072 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,736 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,312 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,983 |
| Oldest Cities in the United Kingdom | 0 | - | 4.39 | 23,752 |
| History of London | 0 | - | 4.33 | 26,228 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,222 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,009 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 358,566 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,012 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,511 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,580 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,424 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,589 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,632 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,657 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,476 |
| Slavic Countries | 0 | - | 4.96 | 111,962 |
| The Reign of Napoleon | 0 | - | 4.54 | 39,038 |
| Embarrassing Chapters in German History | 0 | - | 3.40 | 12,656 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.98 | 74,698 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,181 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 438,277 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,301 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,530 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,358 |
| UK Cities Map Quiz | 0 | - | 4.96 | 465,367 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,489 |
| The UK for Americans - True or False | 0 | - | 4.43 | 58,709 |
| Champions League Winners | 0 | - | 4.92 | 1,010,561 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,045 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,096 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,935 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,808 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,049 |
| Monarchies of Europe | 0 | - | 4.90 | 98,411 |
| European Countries with One Border | 0 | - | 4.97 | 183,210 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,984 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 87,331 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,210 |
| Countries That Border Russia | 0 | - | 4.98 | 463,004 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,159 |
| History of Austria | 0 | - | 4.70 | 17,919 |
| Austria Country Quiz | 0 | - | 4.57 | 59,868 |
| Belgium Country Quiz | 0 | - | 4.72 | 71,978 |
| Movies Set in France | 0 | - | 4.26 | 13,135 |
| Countries Bordering Germany | 0 | - | 4.99 | 370,844 |
| Greece Country Quiz | 0 | - | 4.74 | 66,406 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 20,859 |
| Figures from Greek Mythology | 0 | - | 4.91 | 187,880 |
| Italy Country Quiz | 0 | - | 4.77 | 123,675 |
| Luxembourg Country Quiz | 0 | - | 4.78 | 33,842 |
| Monaco Country Quiz | 0 | - | 4.47 | 41,583 |
| Netherlands Country Quiz | 0 | - | 4.53 | 80,688 |
| Nordic Cities Map Quiz | 0 | - | 4.77 | 90,579 |
| The Vikings! | 0 | - | 4.46 | 28,373 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,236 |
| Portugal Country Quiz | 0 | - | 4.69 | 72,071 |
| The Portuguese Empire | 0 | - | 4.58 | 12,086 |
| Spain Country Quiz | 0 | - | 4.44 | 128,854 |
| Switzerland Country Quiz | 0 | - | 4.51 | 63,483 |
| Counties of England Map Quiz | 0 | - | 4.97 | 308,312 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,193 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,777 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,388 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,765 |
| Counties of Wales | 0 | - | 4.63 | 39,411 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,710,822 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,315 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,406 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,321 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 71,209 |
| Top 10 European Countries by Coastline | 0 | - | 4.87 | 138,545 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,677 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 234,211 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,580 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,857 |
| Category Elimination - European Countries #1 | 0 | - | 4.90 | 90,469 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 262,631 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,191 |
| Countries that Border Poland | 0 | - | 4.99 | 172,667 |
| Russia Country Quiz | 0 | - | 4.83 | 114,761 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 83,013 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 101,683 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,513 |
| Countries that Border Hungary | 0 | - | 4.98 | 104,469 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,431 |
| Countries Bordering Serbia | 0 | - | 4.96 | 92,707 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,701 |
| Tour de France Winners | 0 | - | 4.27 | 15,431 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 97,522 |
| German Inventions | 0 | - | 3.91 | 30,255 |
| Counties of Ireland | 0 | - | 4.92 | 196,213 |
| History of Ireland | 0 | - | 4.39 | 31,307 |
| Countries Bordering Italy | 0 | - | 4.94 | 101,049 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,447 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,427 |
| Byzantine History | 0 | - | 4.91 | 28,929 |
| Byzantine Emperors | 0 | - | 4.92 | 14,400 |
| Canary Islands | 0 | - | 4.62 | 17,498 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,329 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,447 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 29,851 |
| British Spellings | 0 | - | 4.06 | 99,519 |
| British Groups of Things | 0 | - | 4.25 | 82,919 |
| British Acronyms | 0 | - | 4.40 | 45,864 |
| UK Immigration by Country | 0 | - | 4.94 | 141,215 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,062 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 140,299 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.63 | 25,432 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,977 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 131,402 |
| Geography of Scotland | 0 | - | 4.63 | 21,672 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,833 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 97,046 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 131,152 |
