| Countries that Beat Switzerland | 0 | - | 4.88 | 41,604 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,729 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,089 |
| Capitals of French Regions | 0 | - | 4.45 | 15,996 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,605 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,567 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,685 |
| Official European Union Languages | 0 | - | 4.97 | 237,161 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,028 |
| Departments of France | 0 | - | 4.93 | 52,983 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,627 |
| Geography of the French Empire | 0 | - | 4.45 | 26,959 |
| The French Revolution | 0 | - | 4.46 | 23,812 |
| France Multiple Choice | 0 | - | 4.38 | 40,650 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,551 |
| History of France | 0 | - | 4.59 | 56,259 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,452 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,275 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,593 |
| Presidents of France | 0 | - | 4.25 | 23,930 |
| History of Italy | 0 | - | 4.55 | 31,854 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,267 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,504 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,011 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,259 |
| Celtic Nations | 0 | - | 4.69 | 46,837 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,937 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,162 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,533 |
| Capitals of German States | 0 | - | 4.74 | 28,845 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,126 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 350,724 |
| Regions of France | 0 | - | 4.78 | 119,483 |
| France Immigration by Country | 0 | - | 4.72 | 76,032 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,464 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,335 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,197 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,419 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 79,949 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,465 |
| History of Austria | 0 | - | 4.70 | 17,772 |
| States of Germany | 0 | - | 4.96 | 150,429 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,399 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,132 |
| Regions of Italy | 0 | - | 4.92 | 74,885 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,930 |
| The Vikings! | 0 | - | 4.46 | 28,260 |
| The Portuguese Empire | 0 | - | 4.54 | 12,004 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,568 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,455 |
| American to British Word Translation | 0 | - | 4.12 | 136,277 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,748 |
| Champions League Winners | 0 | - | 4.92 | 997,726 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,869 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,499 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,424 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,399 |
| Kings of Spain Quiz | 0 | - | 4.14 | 13,970 |
| England or Wales? | 0 | - | 4.94 | 45,387 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 128,726 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,475 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,611 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,073 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,310 |
| Slavic Languages | 0 | - | 4.67 | 54,040 |
| Word Chain - France | 0 | - | 4.38 | 42,610 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,923 |
| France A-Z | 0 | - | 4.16 | 38,084 |
| Geography of Germany | 0 | - | 4.35 | 17,109 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 642,840 |
| Name that Greek Letter | 0 | - | 4.94 | 321,937 |
| History of Spain | 0 | - | 4.29 | 21,016 |
| Languages of Spain | 0 | - | 4.36 | 23,169 |
| British to American Word Translation | 0 | - | 3.75 | 254,688 |
| British Foods by Description | 0 | - | 3.94 | 48,270 |
| British and American Word Differences | 0 | - | 2.65 | 46,750 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,526 |
| Bridges of London | 0 | - | 4.17 | 10,065 |
| British Sport Trivia | 0 | - | 4.37 | 20,380 |
| Famous Welsh People | 0 | - | 4.21 | 9,779 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,727 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,271 |
| History of Russia Quiz | 0 | - | 4.49 | 31,805 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,595 |
| Famous French People | 0 | - | 4.12 | 28,026 |
| Movies Set in France | 0 | - | 4.26 | 13,087 |
| French Inventions | 0 | - | 4.08 | 13,867 |
| History of Paris | 0 | - | 4.24 | 13,622 |
| The Trojan War | 0 | - | 4.83 | 39,475 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,749 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,125 |
| Roman Emperors | 0 | - | 4.95 | 118,664 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,612 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,319 |
| Australian Capitals | 0 | - | 4.92 | 62,608 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,501 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 110,983 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,945 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,795 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,301 |
| European Geography By Letter - M | 0 | - | 4.61 | 129,053 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,868 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,693 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,071 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,399 |
| Europe Map Quiz | 0 | - | 5.00 | 4,735,877 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,029 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,663 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,987 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 61,025 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,657 |
| Four Letter European Geography #1 | 0 | - | 4.44 | 27,223 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 19,671 |
| Kings of France Quiz | 0 | - | 4.20 | 32,582 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,750 |
| Famous Germans | 0 | - | 4.50 | 54,692 |
| German Groups of Things | 0 | - | 4.46 | 38,329 |
| Germany True or False? | 0 | - | 4.61 | 48,570 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,562 |
| Olympian Gods Quiz | 0 | - | 4.96 | 497,044 |
| Ancient Greek Words | 0 | - | 4.92 | 110,836 |
| Famous Italians by Clue | 0 | - | 4.45 | 88,651 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,900 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,089 |
| British Noble Ranks | 0 | - | 3.85 | 20,381 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,081 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,393 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 290,483 |
| Africa Map Quiz | 0 | - | 5.00 | 2,106,147 |
| Oceania Map Quiz | 0 | - | 4.98 | 636,284 |
| European Physical Geography | 0 | - | 4.26 | 33,385 |
| Geography of Russia | 0 | - | 4.57 | 21,441 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,806 |
| France World Cup Squad 2018 | 0 | - | 4.41 | 33,335 |
| Tour de France Winners | 0 | - | 4.27 | 15,246 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 434,111 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,680 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,741 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,301 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,415 |
| Champions League Top 4 | 0 | - | 4.77 | 134,152 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,441,975 |
| Asia Map Quiz | 0 | - | 4.99 | 908,163 |
| Countries of Africa | 0 | - | 5.00 | 2,512,045 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,938 |
| African East Coast | 0 | - | 4.96 | 95,184 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,053 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,944 |
| Australia Map Quiz | 0 | - | 4.94 | 342,748 |
| United States Map Quiz | 0 | - | 4.98 | 4,143,954 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,439 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,336 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,309 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,629 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,291 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,729 |
| European Geography By Letter - H | 0 | - | 4.30 | 94,963 |
| European Geography By Letter - G | 0 | - | 4.27 | 101,350 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,555 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,231 |
| European Geography By Letter - O | 0 | - | 4.28 | 61,977 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,340 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,441 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,554 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,799 |
| European Geography A-Z | 0 | - | 4.28 | 49,038 |
| Country Codes of Europe | 0 | - | 3.46 | 13,661 |
| The Only European Country ... | 0 | - | 4.91 | 214,251 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,810 |
| Austria... or Australia? | 0 | - | 4.68 | 103,945 |
| French Foods | 0 | - | 4.00 | 27,606 |
| Ligue 1 Champions | 0 | - | 4.19 | 48,165 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,808 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,799 |
| Figures from Greek Mythology | 0 | - | 4.91 | 185,261 |
| Italian Foods | 0 | - | 4.31 | 72,282 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,034 |
| The Mafia Quiz | 0 | - | 4.46 | 23,216 |
| History of The Netherlands | 0 | - | 4.46 | 17,336 |
| Canary Islands | 0 | - | 4.61 | 17,419 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,231 |
| British Spellings | 0 | - | 4.07 | 99,280 |
| British Groups of Things | 0 | - | 4.25 | 82,715 |
| British Acronyms | 0 | - | 4.39 | 45,651 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,970 |
| British Monopoly Board | 0 | - | 4.52 | 41,065 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,646 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,376,918 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,503 |
| Flags of Africa Quiz | 0 | - | 5.00 | 464,413 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,812 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,674 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,411 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,603 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,330 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,712 |
| African Island Countries | 0 | - | 4.96 | 100,906 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,893 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,805 |
| Australian States and Territories | 0 | - | 4.96 | 141,051 |
