| European Countries by First 2 Letters | 0 | - | 4.95 | 526,835 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,714 |
| Official European Union Languages | 0 | - | 4.97 | 237,222 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,064 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,770 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,609 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,616 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,262 |
| Celtic Nations | 0 | - | 4.69 | 46,839 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,955 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,284 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,664 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,107 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 351,029 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,491 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,367 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,216 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,476 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,011 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,563 |
| States of Germany | 0 | - | 4.96 | 150,527 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,166 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,630 |
| Regions of Italy | 0 | - | 4.92 | 74,926 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,955 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,616 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,489 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,503 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 290,541 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,578 |
| Champions League Winners | 0 | - | 4.92 | 998,131 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,480 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,613 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,105 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,393 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,982 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,601 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,511 |
| Slavic Languages | 0 | - | 4.68 | 54,061 |
| Departments of France | 0 | - | 4.93 | 53,024 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,465 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,402 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,283 |
| England or Wales? | 0 | - | 4.94 | 45,403 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 128,792 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,785 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,954 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,563 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,571 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,315 |
| History of Russia Quiz | 0 | - | 4.49 | 31,811 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,601 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 643,063 |
| Name that Greek Letter | 0 | - | 4.94 | 322,015 |
| History of Italy | 0 | - | 4.55 | 31,858 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,297 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,515 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,020 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,497 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,719 |
| Europe Map Quiz | 0 | - | 5.00 | 4,737,435 |
| Four Letter European Geography #1 | 0 | - | 4.44 | 27,250 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 19,695 |
| Capitals of French Regions | 0 | - | 4.45 | 15,998 |
| Capitals of German States | 0 | - | 4.74 | 28,860 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,143 |
| The Trojan War | 0 | - | 4.83 | 39,484 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,817 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,146 |
| Roman Emperors | 0 | - | 4.95 | 118,730 |
| A Quiz About The Beatles | 0 | - | 4.56 | 47,622 |
| Africa Map Quiz | 0 | - | 5.00 | 2,106,735 |
| Oceania Map Quiz | 0 | - | 4.98 | 636,547 |
| Australian Capitals | 0 | - | 4.92 | 62,612 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,552 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 111,029 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,989 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,859 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,340 |
| European Geography By Letter - M | 0 | - | 4.61 | 129,112 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,944 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,714 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,090 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,434 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,042 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,676 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,002 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 61,034 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,689 |
| Regions of France | 0 | - | 4.78 | 119,546 |
| France Immigration by Country | 0 | - | 4.72 | 76,049 |
| Famous Germans | 0 | - | 4.50 | 54,714 |
| German Groups of Things | 0 | - | 4.46 | 38,342 |
| Germany True or False? | 0 | - | 4.61 | 48,583 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,588 |
| Olympian Gods Quiz | 0 | - | 4.96 | 497,251 |
| Famous Italians by Clue | 0 | - | 4.45 | 88,683 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,926 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,097 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,115 |
| Imagine Lyrics | 0 | - | 4.53 | 43,096 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,442,283 |
| Asia Map Quiz | 0 | - | 4.99 | 908,520 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,973 |
| African East Coast | 0 | - | 4.96 | 95,235 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,122 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,997 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,545 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,357 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,413 |
| European Physical Geography | 0 | - | 4.26 | 33,393 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,894 |
| Country Codes of Europe | 0 | - | 3.46 | 13,662 |
| The Only European Country ... | 0 | - | 4.91 | 214,394 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,892 |
| Geography of Russia | 0 | - | 4.57 | 21,449 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,811 |
| History of Austria | 0 | - | 4.70 | 17,775 |
| Presidents of France | 0 | - | 4.25 | 23,936 |
| Geography of the French Empire | 0 | - | 4.45 | 26,963 |
| The French Revolution | 0 | - | 4.46 | 23,819 |
| France Multiple Choice | 0 | - | 4.38 | 40,654 |
| History of France | 0 | - | 4.59 | 56,326 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,403 |
| Ancient Greek Words | 0 | - | 4.92 | 110,877 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,702 |
| The Vikings! | 0 | - | 4.46 | 28,261 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,751 |
| The Portuguese Empire | 0 | - | 4.54 | 12,005 |
| Kings of Spain Quiz | 0 | - | 4.14 | 13,973 |
| American to British Word Translation | 0 | - | 4.12 | 136,922 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,758 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,327 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,420 |
| Beatles Lyrics First Names | 0 | - | 4.38 | 34,508 |
| Beatles Songs by Synonyms | 0 | - | 4.74 | 40,367 |
| Elton John Quiz | 0 | - | 4.48 | 18,416 |
| Champions League Top 4 | 0 | - | 4.77 | 134,261 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,820 |
| Countries by National Anthem | 0 | - | 4.92 | 71,064 |
| Countries of Africa | 0 | - | 5.00 | 2,513,211 |
| Australia Map Quiz | 0 | - | 4.94 | 342,808 |
| United States Map Quiz | 0 | - | 4.98 | 4,144,712 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,705 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,334 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,764 |
| European Geography By Letter - H | 0 | - | 4.30 | 95,003 |
| European Geography By Letter - G | 0 | - | 4.27 | 101,555 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,588 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,263 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,007 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,355 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,447 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,575 |
| European Geography A-Z | 0 | - | 4.28 | 49,050 |
| Austria... or Australia? | 0 | - | 4.68 | 103,970 |
| Word Chain - France | 0 | - | 4.38 | 42,615 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,820 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,802 |
| Italian Foods | 0 | - | 4.31 | 72,297 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,048 |
| The Mafia Quiz | 0 | - | 4.46 | 23,222 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 434,285 |
| History of The Netherlands | 0 | - | 4.46 | 17,339 |
| Canary Islands | 0 | - | 4.61 | 17,420 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,252 |
| British Spellings | 0 | - | 4.07 | 99,297 |
| British Groups of Things | 0 | - | 4.25 | 82,726 |
| British Acronyms | 0 | - | 4.39 | 45,661 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,974 |
| British Monopoly Board | 0 | - | 4.52 | 41,073 |
| Beatles Songs by Synopsis | 0 | - | 4.31 | 32,722 |
| Viva la Vida Lyrics | 0 | - | 4.37 | 49,612 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,377,409 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,518 |
| Flags of Africa Quiz | 0 | - | 5.00 | 464,727 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,867 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,708 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,453 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,633 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,376 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,786 |
| African Island Countries | 0 | - | 4.96 | 100,931 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,973 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,824 |
| Australian States and Territories | 0 | - | 4.96 | 141,104 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,065 |
| Australia True or False | 0 | - | 4.87 | 56,572 |
| Flags of North and South America | 0 | - | 4.99 | 368,583 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,232 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,297 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,450 |
| South America Map Quiz | 0 | - | 5.00 | 1,542,474 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,014,185 |
| North America Map Quiz | 0 | - | 4.98 | 245,370 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,438 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,744 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,767 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,738 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,575 |
