| European Countries by First 2 Letters | 0 | - | 4.96 | 517,826 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 66,808 |
| Official European Union Languages | 0 | - | 4.98 | 232,088 |
| European Countries in their Native Language | 0 | - | 4.99 | 153,854 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 416,934 |
| Europe Geography Decoder | 0 | - | 4.86 | 68,220 |
| Countries that Beat Switzerland | 0 | - | 4.87 | 40,846 |
| Add A Letter - Make a European City | 0 | - | 4.88 | 22,764 |
| Celtic Nations | 0 | - | 4.70 | 46,378 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.85 | 85,395 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 303,213 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 156,238 |
| Germany Multiple Choice | 0 | - | 4.83 | 52,992 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 336,388 |
| Catholic Countries in Europe | 0 | - | 4.83 | 91,937 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.70 | 57,200 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 72,413 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 76,665 |
| Federal Subjects of Russia | 0 | - | 4.95 | 137,020 |
| States of Germany | 0 | - | 4.95 | 143,557 |
| Germany Immigration by Country | 0 | - | 4.86 | 77,769 |
| States of the German Confederation in 1848 | 0 | - | 4.88 | 30,305 |
| Counties of Ireland | 0 | - | 4.89 | 181,698 |
| Regions of Italy | 0 | - | 4.91 | 71,068 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 40,065 |
| Regions of Spain Quiz | 0 | - | 4.89 | 108,287 |
| Cantons of Switzerland | 0 | - | 4.97 | 47,450 |
| Beatles Songs Quiz | 0 | - | 4.97 | 227,762 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 286,563 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,004 |
| Champions League Winners | 0 | - | 4.91 | 972,022 |
| Pre-Euro Currencies | 0 | - | 4.43 | 51,907 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.79 | 41,399 |
| Word Scramble - European Countries | 0 | - | 4.73 | 137,726 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 108,265 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 224,080 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 268,365 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 159,991 |
| Slavic Languages | 0 | - | 4.65 | 52,824 |
| Departments of France | 0 | - | 4.92 | 48,491 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,029 |
| Countries Surrounding Rome | 0 | - | 4.97 | 48,781 |
| Spanish Immigration by Country | 0 | - | 4.61 | 54,643 |
| England or Wales? | 0 | - | 4.94 | 44,327 |
| All UEFA Champions League Teams Ever | 0 | - | 4.84 | 124,507 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 262,444 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 63,022 |
| French Geography Quiz #1 | 0 | - | 4.88 | 33,779 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 272,507 |
| Top European Languages on a Map | 0 | - | 4.77 | 128,326 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,083 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 625,721 |
| Italy Multiple Choice | 0 | - | 4.74 | 101,364 |
| Geography of the Dutch Empire | 0 | - | 4.68 | 33,991 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 76,557 |
| Wonderwall Lyrics | 0 | - | 4.25 | 72,218 |
| Best-Selling British Musical Acts | 0 | - | 4.48 | 46,129 |
| Europe Map Quiz | 0 | - | 5.00 | 4,643,877 |
| Four Letter European Geography #1 | 0 | - | 4.45 | 25,805 |
| Four Letter European Geography #2 | 0 | - | 4.55 | 18,561 |
| Capitals of French Regions | 0 | - | 4.43 | 15,747 |
| Capitals of German States | 0 | - | 4.70 | 28,453 |
| Chancellors of Germany, 1949–present | 0 | - | 4.58 | 22,523 |
| The Trojan War | 0 | - | 4.81 | 38,564 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.83 | 106,622 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 82,568 |
| Roman Emperors | 0 | - | 4.96 | 112,532 |
| A Quiz About The Beatles | 0 | - | 4.55 | 46,583 |
| Africa Map Quiz | 0 | - | 5.00 | 2,070,844 |
| Oceania Map Quiz | 0 | - | 4.98 | 618,537 |
| Australian Capitals | 0 | - | 4.92 | 62,240 |
| European Geography By Letter - A | 0 | - | 4.61 | 130,652 |
| European Geography By Letter - B #1 | 0 | - | 4.70 | 109,153 |
| European Geography By Letter - C | 0 | - | 4.46 | 110,303 |
| European Geography By Letter - D | 0 | - | 4.52 | 104,995 |
| European Geography By Letter - L | 0 | - | 4.52 | 110,336 |
| European Geography By Letter - M | 0 | - | 4.52 | 124,792 |
| European Geography By Letter - P #1 | 0 | - | 4.79 | 94,724 |
| European Geography By Letter - N | 0 | - | 4.43 | 98,134 |
| European Geography By Letter - R | 0 | - | 4.41 | 91,300 |
| European Geography By Letter - V | 0 | - | 4.44 | 90,839 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,227 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 70,784 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,239 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,318 |
| European Geography By Letter - S #1 | 0 | - | 4.62 | 98,119 |
| Regions of France | 0 | - | 4.74 | 114,938 |
| France Immigration by Country | 0 | - | 4.73 | 74,640 |
| Famous Germans | 0 | - | 4.44 | 41,528 |
| German Groups of Things | 0 | - | 4.46 | 37,863 |
| Germany True or False? | 0 | - | 4.63 | 47,790 |
| Largest Islands of Greece | 0 | - | 4.59 | 45,916 |
| Olympian Gods Quiz | 0 | - | 4.96 | 476,811 |
| Name that Greek Letter | 0 | - | 4.93 | 315,732 |
| Famous Italians by Clue | 0 | - | 4.45 | 85,616 |
| Provinces of the Netherlands | 0 | - | 4.78 | 38,935 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 47,626 |
| Foods in a Full English Breakfast | 0 | - | 4.45 | 100,082 |
| Imagine Lyrics | 0 | - | 4.54 | 42,320 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,420,033 |
| Asia Map Quiz | 0 | - | 4.99 | 879,380 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 42,825 |
| African East Coast | 0 | - | 4.96 | 92,629 |
| Western Africa Map Quiz | 0 | - | 4.97 | 70,483 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 47,723 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 204,271 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 90,809 |
| Countries That Use the Euro | 0 | - | 4.97 | 96,836 |
| European Physical Geography | 0 | - | 4.25 | 33,080 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 108,860 |
| Country Codes of Europe | 0 | - | 3.44 | 13,448 |
| The Only European Country ... | 0 | - | 4.92 | 205,060 |
| European Countries NOT in NATO | 0 | - | 4.88 | 54,983 |
| History of Russia Quiz | 0 | - | 4.49 | 31,475 |
| Geography of Russia | 0 | - | 4.57 | 21,142 |
| Slovakia... or Slovenia? | 0 | - | 4.70 | 41,280 |
| History of Austria | 0 | - | 4.69 | 17,432 |
| Presidents of France | 0 | - | 4.25 | 23,050 |
| Geography of the French Empire | 0 | - | 4.51 | 26,505 |
| The French Revolution | 0 | - | 4.46 | 23,201 |
| France Multiple Choice | 0 | - | 4.38 | 40,275 |
| History of France Quiz | 0 | - | 4.56 | 42,287 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.42 | 23,084 |
| Ancient Greek Words | 0 | - | 4.92 | 107,804 |
| History of Italy | 0 | - | 4.54 | 31,454 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 54,071 |
| The Vikings! | 0 | - | 4.46 | 28,001 |
| Sweden Immigration by Country | 0 | - | 4.54 | 54,721 |
| The Portuguese Empire | 0 | - | 4.54 | 11,835 |
| Kings of Spain Quiz | 0 | - | 4.14 | 13,750 |
| American to British Word Translation | 0 | - | 4.01 | 115,736 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,239 |
| United Kingdom A-Z | 0 | - | 4.53 | 86,128 |
| Beatles Lyrics First Names | 0 | - | 4.38 | 33,837 |
| Beatles Songs by Synonyms | 0 | - | 4.74 | 39,289 |
| Elton John Quiz | 0 | - | 4.48 | 18,245 |
| Champions League Top 4 | 0 | - | 4.74 | 127,655 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 92,766 |
| Countries by National Anthem | 0 | - | 4.93 | 70,430 |
| Countries of Africa | 0 | - | 5.00 | 2,429,199 |
| Australia Map Quiz | 0 | - | 4.94 | 337,734 |
| United States Map Quiz | 0 | - | 4.98 | 4,097,995 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 356,759 |
| European Geography By Letter - E | 0 | - | 4.22 | 110,733 |
| European Geography By Letter - F | 0 | - | 4.17 | 90,232 |
| European Geography By Letter - H | 0 | - | 4.29 | 93,678 |
| European Geography By Letter - G | 0 | - | 4.26 | 99,742 |
| European Geography By Letter - I | 0 | - | 4.11 | 93,182 |
| European Geography By Letter - K | 0 | - | 4.15 | 68,030 |
| European Geography By Letter - O | 0 | - | 4.29 | 60,919 |
| European Geography by Letter - W | 0 | - | 4.21 | 81,524 |
| European Geography By Letter - T | 0 | - | 4.40 | 75,928 |
| Europe Geography Quiz #3 | 0 | - | 4.33 | 62,718 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 49,676 |
| European Geography A-Z | 0 | - | 4.28 | 48,290 |
| Austria... or Australia? | 0 | - | 4.73 | 102,602 |
| Word Chain - France | 0 | - | 4.38 | 42,092 |
| Ancient Greek Trivia | 0 | - | 4.61 | 66,004 |
| Can You Name All Of One Direction's Songs? | 0 | - | 4.50 | 94,648 |
| Italian Foods | 0 | - | 4.30 | 70,524 |
| Countries Italy Declared War On | 0 | - | 4.75 | 42,359 |
| The Mafia Quiz | 0 | - | 4.46 | 22,907 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 423,995 |
| History of The Netherlands | 0 | - | 4.46 | 16,915 |
| Famous Nordic People | 0 | - | 4.41 | 11,106 |
| Canary Islands | 0 | - | 4.61 | 17,216 |
| Switzerland Immigration by Country | 0 | - | 4.78 | 27,762 |
| British Spellings Quiz | 0 | - | 4.07 | 98,209 |
| British Groups of Things | 0 | - | 4.25 | 82,302 |
| British Acronyms | 0 | - | 4.39 | 45,168 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,659 |
| British Monopoly Board | 0 | - | 4.51 | 40,644 |
| Geography of Scotland | 0 | - | 4.63 | 21,043 |
| Beatles Songs by Synopsis | 0 | - | 4.30 | 31,970 |
| Viva la Vida Lyrics | 0 | - | 4.34 | 39,111 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,357,716 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 96,763 |
| Flags of Africa Quiz | 0 | - | 5.00 | 441,185 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 211,883 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 113,353 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 157,421 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 132,410 |
| Top African Languages on a Map | 0 | - | 4.93 | 68,492 |
| African Island Countries | 0 | - | 4.96 | 98,363 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 238,037 |
| Australian States and Territories | 0 | - | 4.96 | 138,167 |
| Australian Immigration by Country | 0 | - | 4.82 | 76,267 |
| Australia True or False | 0 | - | 4.87 | 55,517 |
| Flags of North and South America | 0 | - | 4.99 | 344,758 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 111,180 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 141,390 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 123,505 |
| South America Map Quiz | 0 | - | 5.00 | 1,517,016 |
| Countries of North America Quiz | 0 | - | 5.00 | 981,909 |
| North America Map Quiz | 0 | - | 4.98 | 233,785 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 112,433 |
| Canada Provinces and Territories | 0 | - | 5.00 | 325,389 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 619,801 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 53,080 |
| Straight Shot to Antarctica | 0 | - | 4.93 | 41,390 |
