| European Countries by First 2 Letters | 0 | - | 4.95 | 530,150 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,256 |
| Official European Union Languages | 0 | - | 4.97 | 238,752 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,022 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,677 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,054 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,877 |
| Countries by National Anthem | 0 | - | 4.93 | 71,274 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,411 |
| Celtic Nations | 0 | - | 4.69 | 46,971 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,478 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,965 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,493 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,411 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,137 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 357,360 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,664 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,928 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,271 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,538 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,793 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,171 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,719 |
| States of Germany | 0 | - | 4.95 | 152,936 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,190 |
| Regions of Italy | 0 | - | 4.92 | 76,108 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,329 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,207 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,318 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,729 |
| Champions League Winners | 0 | - | 4.91 | 1,008,664 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,663 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,175 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,415 |
| Departments of France | 0 | - | 4.93 | 54,328 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,578 |
| England or Wales? | 0 | - | 4.94 | 45,755 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,773 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,628 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,668 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,802 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,375 |
| Slavic Languages | 0 | - | 4.68 | 54,426 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,640 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,500 |
| Twelve Days of Christmas | 0 | - | 4.45 | 146,049 |
| Rudolph the Red-Nosed Reindeer | 0 | - | 4.53 | 76,301 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,557 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,822 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 648,326 |
| Name that Greek Letter | 0 | - | 4.93 | 324,046 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,823 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,931 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,456 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,238 |
| History of Russia Quiz | 0 | - | 4.47 | 31,942 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,762 |
| The Trojan War | 0 | - | 4.83 | 39,772 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,060 |
| History of Italy | 0 | - | 4.55 | 32,030 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,882 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,605 |
| Roman Emperors | 0 | - | 4.95 | 120,257 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,704 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,277 |
| A Quiz About The Beatles | 0 | - | 4.56 | 48,001 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,443 |
| Australian Capitals | 0 | - | 4.92 | 62,738 |
| European Geography By Letter - A | 0 | - | 4.52 | 146,494 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 119,919 |
| European Geography By Letter - C | 0 | - | 4.46 | 114,186 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,812 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,660 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,882 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,673 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,969 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,819 |
| European Geography By Letter - V | 0 | - | 4.42 | 93,113 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,577 |
| Europe Map Quiz | 0 | - | 5.00 | 4,767,787 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,321 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,985 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,273 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,274 |
| European Geography By Letter - S #1 | 0 | - | 4.62 | 100,709 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 20,516 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.56 | 102,226 |
| Capitals of French Regions | 0 | - | 4.45 | 16,095 |
| Regions of France | 0 | - | 4.72 | 121,042 |
| France Immigration by Country | 0 | - | 4.70 | 76,619 |
| Famous Germans | 0 | - | 4.50 | 55,421 |
| German Groups of Things | 0 | - | 4.46 | 38,499 |
| Capitals of German States | 0 | - | 4.74 | 28,976 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,372 |
| Germany True or False? | 0 | - | 4.61 | 48,853 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,095 |
| Olympian Gods Quiz | 0 | - | 4.96 | 501,500 |
| Ancient Greek Words | 0 | - | 4.93 | 111,790 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,638 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,451 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,306 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,358 |
| Imagine Lyrics | 0 | - | 4.53 | 43,321 |
| Christmas Song Lyrics | 0 | - | 4.19 | 70,655 |
| Africa Map Quiz | 0 | - | 5.00 | 2,120,314 |
| Oceania Map Quiz | 0 | - | 4.98 | 643,303 |
| America the Beautiful Lyrics | 0 | - | 4.27 | 19,765 |
| European Physical Geography | 0 | - | 4.26 | 33,530 |
| Geography of Russia | 0 | - | 4.57 | 21,549 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,992 |
| History of Austria | 0 | - | 4.70 | 17,887 |
| Geography of the French Empire | 0 | - | 4.45 | 27,142 |
| The French Revolution | 0 | - | 4.47 | 24,036 |
| France Multiple Choice | 0 | - | 4.39 | 40,756 |
| History of France | 0 | - | 4.59 | 57,184 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 437,630 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,224 |
| The Vikings! | 0 | - | 4.46 | 28,359 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,182 |
| The Portuguese Empire | 0 | - | 4.58 | 12,078 |
| American to British Word Translation | 0 | - | 4.14 | 139,218 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,929 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,108 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,693 |
| Beatles Lyrics First Names | 0 | - | 4.38 | 34,707 |
| Beatles Songs by Synonyms | 0 | - | 4.74 | 40,751 |
| Elton John Quiz | 0 | - | 4.49 | 18,476 |
| Champions League Top 4 | 0 | - | 4.77 | 136,990 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,106 |
| Asia Map Quiz | 0 | - | 4.99 | 918,354 |
| First Lines of Christmas Songs | 0 | - | 4.27 | 150,801 |
| Countries of Africa | 0 | - | 5.00 | 2,541,812 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,998 |
| African East Coast | 0 | - | 4.96 | 96,181 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,047 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,827 |
| Australia Map Quiz | 0 | - | 4.95 | 344,905 |
| United States Map Quiz | 0 | - | 4.98 | 4,161,841 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,589 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,713 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,354 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,816 |
| European Geography By Letter - E | 0 | - | 4.23 | 113,907 |
| European Geography By Letter - F | 0 | - | 4.17 | 93,167 |
| European Geography By Letter - H | 0 | - | 4.30 | 96,168 |
| European Geography By Letter - G | 0 | - | 4.27 | 102,852 |
| European Geography By Letter - I | 0 | - | 4.10 | 95,648 |
| European Geography By Letter - K | 0 | - | 4.14 | 70,287 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,830 |
| European Geography by Letter - W | 0 | - | 4.20 | 83,005 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,718 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 51,280 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,509 |
| European Geography A-Z | 0 | - | 4.29 | 49,331 |
| Country Codes of Europe | 0 | - | 3.43 | 13,740 |
| The Only European Country ... | 0 | - | 4.91 | 217,121 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,407 |
| Four Letter European Geography #1 | 0 | - | 4.40 | 28,242 |
| Austria... or Australia? | 0 | - | 4.68 | 104,450 |
| Famous French People | 0 | - | 4.07 | 35,735 |
| Presidents of France | 0 | - | 4.25 | 24,179 |
| Word Chain - France | 0 | - | 4.38 | 42,810 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,047 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,939 |
| Figures from Greek Mythology | 0 | - | 4.91 | 187,307 |
| Italian Foods | 0 | - | 4.30 | 72,868 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,379 |
| The Mafia Quiz | 0 | - | 4.46 | 23,353 |
| History of The Netherlands | 0 | - | 4.46 | 17,462 |
| Kings of Spain Quiz | 0 | - | 4.14 | 14,060 |
| Canary Islands | 0 | - | 4.62 | 17,488 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 29,782 |
| British Spellings | 0 | - | 4.06 | 99,482 |
| British Groups of Things | 0 | - | 4.25 | 82,893 |
| British Acronyms | 0 | - | 4.40 | 45,822 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,048 |
| British Monopoly Board | 0 | - | 4.52 | 41,185 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,895 |
| Geography of Scotland | 0 | - | 4.63 | 21,640 |
| Title in the Lyrics #2 - The Beatles | 0 | - | 4.57 | 93,930 |
| First Lines of Beatles Songs | 0 | - | 4.36 | 46,918 |
| Beatles Songs by Synopsis | 0 | - | 4.31 | 32,961 |
| Viva la Vida Lyrics | 0 | - | 4.37 | 49,906 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,128 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,095 |
| Christmas Carol Lyrics | 0 | - | 4.20 | 12,509 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,042 |
| Flags of Africa Quiz | 0 | - | 5.00 | 472,420 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,210 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,715 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,381 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,366 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,716 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,267 |
| African Island Countries | 0 | - | 4.96 | 101,773 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,661 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,375 |
| Australian States and Territories | 0 | - | 4.96 | 142,146 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,330 |
| Australia True or False | 0 | - | 4.87 | 56,922 |
