| Countries that Beat Switzerland | 0 | - | 4.88 | 41,572 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,420 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,434 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,052 |
| History of Italy | 0 | - | 4.55 | 31,820 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,179 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,533 |
| Regions of Italy | 0 | - | 4.92 | 74,743 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,452 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,592 |
| Official European Union Languages | 0 | - | 4.97 | 236,723 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,715 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,374 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,267 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,254 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,547 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,060 |
| Roman Emperors | 0 | - | 4.95 | 118,509 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,487 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,984 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,244 |
| Celtic Nations | 0 | - | 4.69 | 46,816 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,865 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,879 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,976 |
| Capitals of French Regions | 0 | - | 4.45 | 15,988 |
| Capitals of German States | 0 | - | 4.74 | 28,814 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,102 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 350,055 |
| Famous Italians by Clue | 0 | - | 4.45 | 88,540 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,344 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,235 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,156 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,286 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 79,816 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,037 |
| History of Austria | 0 | - | 4.70 | 17,754 |
| Geography of the French Empire | 0 | - | 4.48 | 26,940 |
| The French Revolution | 0 | - | 4.46 | 23,786 |
| France Multiple Choice | 0 | - | 4.38 | 40,635 |
| History of France | 0 | - | 4.59 | 56,083 |
| States of Germany | 0 | - | 4.96 | 150,122 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,388 |
| Germany Immigration by Country | 0 | - | 4.84 | 80,041 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,627 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,831 |
| The Vikings! | 0 | - | 4.46 | 28,247 |
| The Portuguese Empire | 0 | - | 4.54 | 11,993 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,387 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,217 |
| American to British Word Translation | 0 | - | 4.06 | 124,105 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,713 |
| Champions League Winners | 0 | - | 4.92 | 996,607 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,597 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,257 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,203 |
| Presidents of France | 0 | - | 4.25 | 23,906 |
| Departments of France | 0 | - | 4.93 | 52,849 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 433,617 |
| Kings of Spain Quiz | 0 | - | 4.14 | 13,961 |
| England or Wales? | 0 | - | 4.94 | 45,328 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 128,535 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,452 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,602 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,002 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,085 |
| Slavic Languages | 0 | - | 4.67 | 53,991 |
| Italian Foods | 0 | - | 4.31 | 72,212 |
| The Mafia Quiz | 0 | - | 4.46 | 23,209 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,849 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,521 |
| Geography of Germany | 0 | - | 4.35 | 17,088 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 642,023 |
| Name that Greek Letter | 0 | - | 4.94 | 321,714 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,542 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,677 |
| Roman Names for Places | 0 | - | 4.62 | 57,883 |
| History of Spain | 0 | - | 4.29 | 21,004 |
| Languages of Spain | 0 | - | 4.36 | 23,155 |
| British to American Word Translation | 0 | - | 3.74 | 253,690 |
| British Foods by Description | 0 | - | 3.94 | 48,239 |
| British and American Word Differences | 0 | - | 2.67 | 46,186 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,509 |
| Bridges of London | 0 | - | 4.17 | 10,063 |
| British Sport Trivia | 0 | - | 4.37 | 20,365 |
| Famous Welsh People | 0 | - | 4.21 | 9,772 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,558 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,151 |
| History of Russia Quiz | 0 | - | 4.49 | 31,795 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,571 |
| The Trojan War | 0 | - | 4.83 | 39,441 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,563 |
| Word Chain - Italy | 0 | - | 4.07 | 23,089 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,439 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,127 |
| Australian Capitals | 0 | - | 4.92 | 62,594 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,422 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 110,921 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,870 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,728 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,235 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,924 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,687 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,640 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,032 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,322 |
| Europe Map Quiz | 0 | - | 5.00 | 4,732,015 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,998 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,627 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,952 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,991 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,609 |
| Regions of France | 0 | - | 4.78 | 119,290 |
| France Immigration by Country | 0 | - | 4.72 | 75,975 |
| Famous Germans | 0 | - | 4.50 | 54,628 |
| German Groups of Things | 0 | - | 4.46 | 38,307 |
| Germany True or False? | 0 | - | 4.61 | 48,537 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,474 |
| Olympian Gods Quiz | 0 | - | 4.96 | 496,308 |
| Ancient Greek Words | 0 | - | 4.92 | 110,718 |
| Seven Hills of Rome | 0 | - | 4.70 | 9,117 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,839 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,053 |
| British Noble Ranks | 0 | - | 3.85 | 20,370 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 101,978 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,145 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 290,366 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,619 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,428 |
| European Physical Geography | 0 | - | 4.26 | 33,375 |
| Geography of Russia | 0 | - | 4.57 | 21,428 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,782 |
| Italian History A-Z | 0 | - | 4.21 | 17,419 |
| Serie A Champions | 0 | - | 4.29 | 57,738 |
| The Life of Julius Caesar | 0 | - | 4.39 | 38,959 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,706 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,232 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,399 |
| Champions League Top 4 | 0 | - | 4.77 | 133,876 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,440,658 |
| Asia Map Quiz | 0 | - | 4.99 | 907,192 |
| Countries of Africa | 0 | - | 5.00 | 2,508,450 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,833 |
| African East Coast | 0 | - | 4.96 | 95,071 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,948 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,813 |
| Australia Map Quiz | 0 | - | 4.94 | 342,528 |
| United States Map Quiz | 0 | - | 4.98 | 4,142,128 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,180 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,218 |
| Countries That Use the Euro | 0 | - | 4.96 | 103,043 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,354 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,232 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,675 |
| European Geography By Letter - H | 0 | - | 4.30 | 94,914 |
| European Geography By Letter - G | 0 | - | 4.25 | 101,293 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,503 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,180 |
| European Geography By Letter - O | 0 | - | 4.28 | 61,933 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,302 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,404 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,521 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,602 |
| European Geography A-Z | 0 | - | 4.28 | 49,008 |
| Country Codes of Europe | 0 | - | 3.46 | 13,654 |
| The Only European Country ... | 0 | - | 4.91 | 213,907 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,584 |
| Austria... or Australia? | 0 | - | 4.68 | 103,883 |
| Word Chain - France | 0 | - | 4.38 | 42,585 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,781 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,774 |
| Figures from Greek Mythology | 0 | - | 4.91 | 184,997 |
| Italian Inventions | 0 | - | 3.81 | 18,411 |
| Famous Italian-Americans | 0 | - | 4.15 | 14,309 |
| Roman History Vocabulary | 0 | - | 4.40 | 57,464 |
| Count in Roman Numerals - 30 Second Sprint | 0 | - | 4.26 | 101,496 |
| History of The Netherlands | 0 | - | 4.46 | 17,316 |
| Canary Islands | 0 | - | 4.61 | 17,406 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,162 |
| British Spellings | 0 | - | 4.07 | 99,227 |
| British Groups of Things | 0 | - | 4.25 | 82,679 |
| British Acronyms | 0 | - | 4.39 | 45,622 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,950 |
| British Monopoly Board | 0 | - | 4.52 | 41,039 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,496 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,376,008 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,441 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,545 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,644 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,595 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,294 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,514 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,146 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,490 |
| African Island Countries | 0 | - | 4.96 | 100,804 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,686 |
| Australian States and Territories | 0 | - | 4.96 | 140,924 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,024 |
| Australia True or False | 0 | - | 4.87 | 56,514 |
| Flags of North and South America | 0 | - | 4.99 | 367,405 |
