| Regions of France Map Quiz | 0 | - | 4.97 | 143,254 |
| Departments of France | 0 | - | 4.93 | 52,875 |
| Counties of England | 0 | - | 4.97 | 789,575 |
| Monarchies of Europe | 0 | - | 4.90 | 97,361 |
| States of Germany Map Quiz | 0 | - | 4.91 | 131,767 |
| States of Germany | 0 | - | 4.96 | 150,185 |
| Germany Immigration by Country | 0 | - | 4.84 | 80,066 |
| Regions of Italy | 0 | - | 4.92 | 74,784 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,863 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,430 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,236 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,047 |
| Europe Map Quiz | 0 | - | 5.00 | 4,732,786 |
| Countries Bordering France | 0 | - | 4.83 | 399,565 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,548 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,287 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,150 |
| European Secessionist Movements on a Map | 0 | - | 4.53 | 34,756 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,654 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,261 |
| France Cities Map Quiz | 0 | - | 4.96 | 165,267 |
| Regions of France | 0 | - | 4.78 | 119,335 |
| France Immigration by Country | 0 | - | 4.72 | 75,988 |
| Germany Country Quiz | 0 | - | 4.82 | 156,633 |
| Germany Cities Map Quiz | 0 | - | 4.86 | 125,201 |
| Italy Country Quiz | 0 | - | 4.82 | 122,278 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 148,448 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,133 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,381 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,118 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 184,704 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,067 |
| England or Wales? | 0 | - | 4.94 | 45,346 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,384 |
| France Country Quiz | 0 | - | 4.70 | 133,901 |
| Name the English Monarchs | 0 | - | 4.92 | 498,176 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,011 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,530 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,417 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,558 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 71,828 |
| Malta Country Quiz | 0 | - | 4.81 | 30,842 |
| Countries That Use the Euro | 0 | - | 4.96 | 103,099 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,423 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,658 |
| The Only European Country ... | 0 | - | 4.91 | 213,973 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,632 |
| Kings of France Quiz | 0 | - | 4.20 | 32,568 |
| British Acronyms | 0 | - | 4.39 | 45,629 |
| Zone 1 London Underground Stations - With a Map | 0 | - | 4.90 | 51,972 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,227,557 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,309 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,742 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,335 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,447 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,502 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,931 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,053 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,308 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,232 |
| Slavic Countries | 0 | - | 4.96 | 110,896 |
| 20 Questions About France | 0 | - | 4.11 | 32,341 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,483 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,853 |
| Countries Closest to Spain A-Z | 0 | - | 4.99 | 107,709 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,017 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 350,208 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,393 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,359 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,070 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,447 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,936 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,263 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,858 |
| European Countries with One Border | 0 | - | 4.97 | 181,680 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,585 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,299 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,009 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,474 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,480 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,166 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,112 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,239 |
| Movies Set in France | 0 | - | 4.26 | 13,077 |
| French Inventions | 0 | - | 4.08 | 13,866 |
| History of Paris | 0 | - | 4.24 | 13,617 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,274 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,162 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,401 |
| Champions League Winners | 0 | - | 4.92 | 996,878 |
| Monarchies of Asia | 0 | - | 4.97 | 70,618 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,445 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,167 |
| Countries That Border Russia | 0 | - | 4.98 | 459,032 |
| Austria Country Quiz | 0 | - | 4.57 | 59,368 |
| Belgium Country Quiz | 0 | - | 4.70 | 71,275 |
| Geography of the French Empire | 0 | - | 4.48 | 26,942 |
| The French Revolution | 0 | - | 4.46 | 23,790 |
| History of France | 0 | - | 4.59 | 56,120 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,719 |
| Countries Closest to Germany A-Z | 0 | - | 4.98 | 26,943 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,165 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,545 |
| Greece Country Quiz | 0 | - | 4.74 | 65,782 |
| Luxembourg Country Quiz | 0 | - | 4.77 | 33,496 |
| Monaco Country Quiz | 0 | - | 4.47 | 41,260 |
| Netherlands Country Quiz | 0 | - | 4.50 | 80,000 |
| Nordic Cities Map Quiz | 0 | - | 4.74 | 89,781 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,717 |
| Portugal Country Quiz | 0 | - | 4.69 | 71,373 |
| Spain Country Quiz | 0 | - | 4.45 | 127,664 |
| Switzerland Country Quiz | 0 | - | 4.51 | 62,955 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,245 |
| Largest Islands in the British Isles With a Map | 0 | - | 4.52 | 38,570 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,191 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,198 |
| Countries the UK Declared War On | 0 | - | 4.61 | 121,834 |
| Geography of the British Empire | 0 | - | 4.48 | 39,493 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,523 |
| Counties of Wales | 0 | - | 4.63 | 38,921 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,398 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,138 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,124 |
| U.S. Federal Agency Acronyms | 0 | - | 4.50 | 79,756 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,065 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,316 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,331 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,978 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,307 |
| Russia Country Quiz | 0 | - | 4.85 | 113,685 |
| Croatia Country Quiz | 0 | - | 4.83 | 42,875 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,052 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,786 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,776 |
| Countries Italy Declared War On | 0 | - | 4.75 | 42,984 |
| History of The Netherlands | 0 | - | 4.46 | 17,320 |
| Canary Islands | 0 | - | 4.61 | 17,407 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,988 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,180 |
| British Spellings | 0 | - | 4.07 | 99,249 |
| British Groups of Things | 0 | - | 4.25 | 82,690 |
| UK Immigration by Country | 0 | - | 4.94 | 139,722 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,952 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 138,268 |
| Biggest Immigrant Groups by Decade in the UK | 0 | - | 4.62 | 24,506 |
| British Monopoly Board | 0 | - | 4.52 | 41,041 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,368 |
| Geography of Scotland | 0 | - | 4.63 | 21,490 |
| Medieval English History | 0 | - | 4.53 | 43,331 |
| The Margaret Thatcher Premiership | 0 | - | 3.79 | 9,205 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 128,569 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 122,511 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,282 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,764 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,611 |
| Top 10 Richest Countries in Africa | 0 | - | 4.85 | 75,193 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,127 |
| U.S. States by Governor | 0 | - | 4.43 | 17,984 |
| U.S. Political Parties in History | 0 | - | 4.44 | 27,581 |
| U.S. Government Agencies | 0 | - | 4.44 | 19,555 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,325 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,098 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,496 |
| Countries That Touch the Adriatic Sea | 0 | - | 4.96 | 70,802 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,605 |
| Top 10 European Countries by Coastline | 0 | - | 4.89 | 137,872 |
| Top 10 Richest Countries in Europe | 0 | - | 4.91 | 148,192 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,131 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,863 |
| Biggest Trading Partners - European Union | 0 | - | 4.91 | 72,131 |
| The Only Remaining European Country . . . | 0 | - | 4.41 | 63,801 |
| Countries that Border Poland | 0 | - | 4.99 | 171,412 |
| Non-Bordering Countries Closest to Russia | 0 | - | 4.91 | 82,397 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,601 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,725 |
| North Macedonia Country Quiz | 0 | - | 4.81 | 27,632 |
| Moldova Country Quiz | 0 | - | 4.81 | 30,549 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,779 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,815 |
| Countries that Beat France | 0 | - | 4.49 | 75,194 |
| France True or False? | 0 | - | 4.43 | 39,792 |
| Tour de France Winners | 0 | - | 4.27 | 15,227 |
| 15 Most Populous Countries that Speak a Germanic Language | 0 | - | 4.39 | 82,322 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,430 |
| History of Germany | 0 | - | 4.39 | 52,624 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 642,204 |
| Name that Greek Letter | 0 | - | 4.94 | 321,770 |
| Counties of Ireland | 0 | - | 4.92 | 193,170 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,474 |
| Countries Closest to Italy | 0 | - | 4.97 | 196,382 |
| Countries Closest to Spain | 0 | - | 4.96 | 225,375 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,452 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 41,926 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 128,722 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,460 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,693 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,076 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,313 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 54,968 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,842 |
