| European Countries by First 2 Letters | 0 | - | 4.96 | 454,633 |
| Official European Union Languages | 0 | - | 4.98 | 199,117 |
| European Countries in their Native Language | 0 | - | 4.99 | 143,067 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 382,773 |
| Countries that Beat Switzerland | 0 | - | 4.85 | 37,358 |
| Europe Geography Decoder | 0 | - | 4.89 | 62,881 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.82 | 38,943 |
| Add A Letter - Make a European City | 0 | - | 4.87 | 20,741 |
| Celtic Nations | 0 | - | 4.76 | 44,546 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.89 | 79,182 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 283,571 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 114,112 |
| Regions of Spain Quiz | 0 | - | 4.85 | 93,829 |
| Cantons of Switzerland | 0 | - | 4.96 | 39,899 |
| Beatles Songs Quiz | 0 | - | 4.95 | 204,718 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 272,413 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 265,283 |
| Champions League Winners | 0 | - | 4.91 | 841,967 |
| Count to 10 in Europe: Pro | 0 | - | 4.79 | 60,669 |
| Catholic Countries in Europe | 0 | - | 4.87 | 82,955 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.71 | 53,531 |
| Federal Subjects of Russia | 0 | - | 4.95 | 110,751 |
| States of Germany | 0 | - | 4.94 | 122,032 |
| Germany Immigration by Country | 0 | - | 4.90 | 69,087 |
| States of the German Confederation in 1848 | 0 | - | 4.84 | 26,155 |
| Counties of Ireland | 0 | - | 4.89 | 157,836 |
| Regions of Italy | 0 | - | 4.88 | 59,753 |
| Countries Surrounding Rome | 0 | - | 4.96 | 46,435 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 31,412 |
| Spanish Immigration by Country | 0 | - | 4.59 | 51,609 |
| Switzerland Immigration by Country | 0 | - | 4.76 | 20,159 |
| England or Wales? | 0 | - | 4.93 | 39,923 |
| All Champions League Teams Ever | 0 | - | 4.89 | 103,041 |
| Pre-Euro Currencies | 0 | - | 4.42 | 49,229 |
| Word Scramble - European Countries | 0 | - | 4.71 | 113,029 |
| Top 20 Football Clubs in Europe | 0 | - | 4.49 | 83,968 |
| Category Elimination - European Geography #1 | 0 | - | 4.97 | 198,746 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 244,786 |
| Slavic Languages | 0 | - | 4.58 | 48,481 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 253,507 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 243,416 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.93 | 55,750 |
| Geography of the Dutch Empire | 0 | - | 4.70 | 32,263 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 65,005 |
| Wonderwall Lyrics | 0 | - | 4.22 | 68,461 |
| Best-Selling British Musical Acts | 0 | - | 4.47 | 43,345 |
| Top European Languages on a Map | 0 | - | 4.76 | 116,961 |
| Russia Multiple Choice | 0 | - | 4.56 | 37,887 |
| Germany Multiple Choice | 0 | - | 4.80 | 48,943 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 580,634 |
| Italy Multiple Choice | 0 | - | 4.72 | 93,007 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 71,371 |
| Roman Emperors | 0 | - | 4.95 | 95,035 |
| A Quiz About The Beatles | 0 | - | 4.56 | 42,447 |
| Europe Map Quiz | 0 | - | 5.00 | 4,264,307 |
| French Geography Quiz #1 | 0 | - | 4.86 | 30,844 |
| Capitals of German States | 0 | - | 4.67 | 26,997 |
| Chancellors of Germany, 1949–present | 0 | - | 4.56 | 13,351 |
| The Trojan War | 0 | - | 4.81 | 35,732 |
| Capitals of Italian Regions | 0 | - | 4.52 | 26,025 |
| Provinces of the Netherlands | 0 | - | 4.61 | 33,041 |
| 100 Greatest Britons Quiz | 0 | - | 4.44 | 45,923 |
| British Acronyms | 0 | - | 4.42 | 43,217 |
| Foods in a Full English Breakfast | 0 | - | 4.41 | 72,892 |
| Imagine Lyrics | 0 | - | 4.49 | 39,609 |
| Viva la Vida Lyrics | 0 | - | 4.43 | 35,970 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,336,683 |
| Asia Map Quiz | 0 | - | 4.99 | 776,699 |
| Africa Map Quiz | 0 | - | 5.00 | 1,928,492 |
| Oceania Map Quiz | 0 | - | 4.97 | 563,635 |
| Australian Capitals | 0 | - | 4.90 | 52,965 |
| European Geography By Letter - A | 0 | - | 4.55 | 123,779 |
| European Geography By Letter - B #1 | 0 | - | 4.72 | 103,136 |
| European Geography By Letter - C | 0 | - | 4.44 | 104,539 |
| European Geography By Letter - D | 0 | - | 4.52 | 99,145 |
| European Geography By Letter - L | 0 | - | 4.50 | 104,558 |
| European Geography By Letter - M | 0 | - | 4.55 | 114,039 |
| European Geography By Letter - P | 0 | - | 4.79 | 89,198 |
| European Geography By Letter - N | 0 | - | 4.43 | 93,155 |
| European Geography By Letter - V | 0 | - | 4.45 | 85,998 |
| Europe Geography Quiz #1 | 0 | - | 4.52 | 66,816 |
| Europe Geography Quiz #2 | 0 | - | 4.56 | 67,302 |
| Europe Geography Quiz #4 | 0 | - | 4.56 | 65,986 |
| Europe Geography Quiz #5 | 0 | - | 4.53 | 57,675 |
| European Geography By Letter - S #1 | 0 | - | 4.57 | 93,615 |
| European Geography A-Z | 0 | - | 4.43 | 45,122 |
| European Geography By Letter - B #2 | 0 | - | 4.72 | 61,650 |
| Regions of France | 0 | - | 4.64 | 99,309 |
| France Immigration by Country | 0 | - | 4.80 | 68,450 |
| German Groups of Things | 0 | - | 4.43 | 35,820 |
| Germany True or False? | 0 | - | 4.64 | 44,185 |
| Largest Islands of Greece | 0 | - | 4.56 | 39,088 |
| Olympian Gods Quiz | 0 | - | 4.96 | 455,623 |
| Name that Greek Letter | 0 | - | 4.94 | 294,583 |
| Two Letter Roman Numerals | 0 | - | 4.98 | 48,187 |
| The Vikings! | 0 | - | 4.44 | 27,038 |
| Sweden Immigration by Country | 0 | - | 4.66 | 42,015 |
| The Portuguese Empire | 0 | - | 4.54 | 11,301 |
| Kings of Spain Quiz | 0 | - | 4.12 | 12,758 |
| British Words Quiz #2 | 0 | - | 4.04 | 106,659 |
| Languages of the United Kingdom | 0 | - | 4.10 | 38,216 |
| United Kingdom A-Z | 0 | - | 4.53 | 80,349 |
| First Lines of Beatles Songs | 0 | - | 4.41 | 42,364 |
| Champions League Top 4 | 0 | - | 4.76 | 102,905 |
| South and Central Asia Map Quiz | 0 | - | 4.92 | 78,945 |
| African East Coast | 0 | - | 4.97 | 83,499 |
| Western Africa Map Quiz | 0 | - | 4.97 | 60,318 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 39,776 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 194,494 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.92 | 86,437 |
| Countries That Use the Euro | 0 | - | 4.91 | 61,757 |
| European Physical Geography | 0 | - | 4.19 | 31,840 |
| 10 Easternmost Countries in Europe | 0 | - | 4.84 | 91,165 |
| Country Codes of Europe | 0 | - | 3.34 | 12,689 |
| The Only European Country ... | 0 | - | 4.94 | 176,426 |
| History of Russia Quiz | 0 | - | 4.48 | 29,762 |
| Geography of Russia | 0 | - | 4.54 | 20,101 |
| Slovakia... or Slovenia? | 0 | - | 4.79 | 39,522 |
| History of Austria | 0 | - | 4.68 | 16,311 |
| Capitals of French Regions | 0 | - | 4.40 | 14,695 |
| Presidents of France | 0 | - | 4.22 | 19,951 |
| Geography of the French Empire | 0 | - | 4.49 | 25,313 |
| The French Revolution | 0 | - | 4.44 | 21,838 |
| History of France Quiz | 0 | - | 4.55 | 39,524 |
| Ancient Greek Words | 0 | - | 4.90 | 96,448 |
| History of Ireland Quiz | 0 | - | 4.43 | 18,802 |
| History of Italy | 0 | - | 4.49 | 29,672 |
| Countries by National Anthem | 0 | - | 4.94 | 61,675 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 397,075 |
| History of The Netherlands | 0 | - | 4.42 | 15,660 |
| Canary Islands | 0 | - | 4.60 | 16,513 |
| British Spellings Quiz | 0 | - | 4.04 | 94,468 |
| British Groups of Things | 0 | - | 4.26 | 79,992 |
| United Kingdom Decoder | 0 | - | 4.27 | 38,667 |
| British Monopoly Board | 0 | - | 4.50 | 39,019 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,275,036 |
| Countries of Africa | 0 | - | 5.00 | 2,147,159 |
| Australia Map Quiz | 0 | - | 4.95 | 317,740 |
| United States Map Quiz | 0 | - | 4.98 | 3,885,535 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 334,338 |
| European Geography By Letter - E | 0 | - | 4.19 | 104,920 |
| European Geography By Letter - F | 0 | - | 4.15 | 84,941 |
| European Geography By Letter - H | 0 | - | 4.29 | 88,282 |
| European Geography By Letter - G | 0 | - | 4.24 | 94,755 |
| European Geography By Letter - I | 0 | - | 4.09 | 88,470 |
| European Geography By Letter - K | 0 | - | 4.16 | 64,249 |
| European Geography By Letter - O | 0 | - | 4.27 | 57,516 |
| European Geography By Letter - R | 0 | - | 4.39 | 87,241 |
| European Geography by Letter - W | 0 | - | 4.21 | 78,057 |
| European Geography By Letter - T | 0 | - | 4.39 | 70,676 |
| Europe Geography Quiz #3 | 0 | - | 4.31 | 59,723 |
| European Geography By Letter - S #2 | 0 | - | 4.16 | 46,522 |
| Word Chain - Russia | 0 | - | 4.41 | 14,767 |
| Austria... or Australia? | 0 | - | 4.79 | 97,557 |
| Word Chain - France | 0 | - | 4.38 | 39,827 |
| Famous Germans | 0 | - | 4.39 | 35,106 |
| Ancient Greek Trivia | 0 | - | 4.56 | 63,179 |
| Can You Name All Of One Direction's Songs? | 0 | - | 4.46 | 87,953 |
| Famous Italians | 0 | - | 4.40 | 65,712 |
| Italian Foods | 0 | - | 4.25 | 63,657 |
| Ancient Roman Trivia #2 | 0 | - | 4.55 | 35,243 |
| Geography of the Roman Empire | 0 | - | 4.58 | 48,311 |
| Roman Names for Places | 0 | - | 4.66 | 41,189 |
| Byzantine History | 0 | - | 4.87 | 26,127 |
| Most Common First Names in Spain | 0 | - | 4.25 | 43,512 |
| History of Spain Quiz | 0 | - | 4.33 | 19,508 |
| Languages of Spain | 0 | - | 4.34 | 21,221 |
| Real Madrid 2010's Starting XI | 0 | - | 4.85 | 49,798 |
| British Words Quiz #1 | 0 | - | 3.78 | 235,806 |
| British Foods | 0 | - | 3.85 | 46,981 |
| Most Common Surnames in the UK | 0 | - | 4.18 | 65,555 |
| British and American Word Differences | 0 | - | 2.67 | 44,332 |
| Counties of England | 0 | - | 4.96 | 684,850 |
| British Geography Quiz #2 | 0 | - | 4.27 | 26,262 |
| Title in the Lyrics #2 - The Beatles | 0 | - | 4.52 | 86,087 |
| The Beatles Members | 0 | - | 4.17 | 21,653 |
| Beatles Lyrics First Names | 0 | - | 4.31 | 31,492 |
| Elton John Quiz | 0 | - | 4.33 | 13,017 |
| Bridges of London | 0 | - | 4.11 | 9,315 |
| British Sport Trivia | 0 | - | 4.32 | 19,180 |
| Famous Welsh People | 0 | - | 4.12 | 9,246 |
| Champions League All-Time Table | 0 | - | 4.17 | 114,900 |
| Champions League Top Goal Scorers | 0 | - | 4.22 | 164,493 |
| Flags of Asia Quiz | 0 | - | 4.99 | 520,068 |
| East Asia Cities Map Quiz | 0 | - | 4.97 | 99,752 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 125,015 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 88,211 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 96,002 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 110,195 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 92,914 |
| Top Asian Languages on a Map | 0 | - | 4.93 | 60,073 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 209,119 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.96 | 35,753 |
| Countries of the Middle East | 0 | - | 4.96 | 171,765 |
| Countries where Arabic is an Official Language | 0 | - | 4.83 | 51,913 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 91,116 |
| Flags of Africa Quiz | 0 | - | 4.99 | 382,305 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 19,049 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 196,694 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 104,130 |
