| Countries that Beat Switzerland | 0 | - | 4.88 | 41,740 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,537 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,278 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,860 |
| Capitals of French Regions | 0 | - | 4.45 | 16,033 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,654 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,974 |
| Official European Union Languages | 0 | - | 4.97 | 238,035 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,566 |
| Departments of France | 0 | - | 4.93 | 53,695 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,331 |
| Geography of the French Empire | 0 | - | 4.45 | 27,018 |
| The French Revolution | 0 | - | 4.46 | 23,894 |
| France Multiple Choice | 0 | - | 4.38 | 40,698 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,700 |
| History of France | 0 | - | 4.59 | 56,788 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,568 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,411 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,861 |
| Presidents of France | 0 | - | 4.25 | 24,019 |
| History of Italy | 0 | - | 4.55 | 31,929 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,614 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,604 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,154 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,352 |
| Celtic Nations | 0 | - | 4.69 | 46,902 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,215 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,892 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 170,401 |
| Capitals of German States | 0 | - | 4.74 | 28,922 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,273 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 353,959 |
| Regions of France | 0 | - | 4.75 | 120,337 |
| France Immigration by Country | 0 | - | 4.70 | 76,371 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,848 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,377 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 77,807 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,637 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,165 |
| History of Austria | 0 | - | 4.70 | 17,831 |
| States of Germany | 0 | - | 4.96 | 151,755 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,456 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,843 |
| Regions of Italy | 0 | - | 4.92 | 75,495 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 51,736 |
| The Vikings! | 0 | - | 4.46 | 28,314 |
| The Portuguese Empire | 0 | - | 4.58 | 12,045 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,580 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,950 |
| American to British Word Translation | 0 | - | 4.14 | 138,686 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,852 |
| Champions League Winners | 0 | - | 4.92 | 1,003,318 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,461 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,198 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,564 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,511 |
| Kings of Spain Quiz | 0 | - | 4.14 | 14,006 |
| England or Wales? | 0 | - | 4.94 | 45,584 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,662 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,545 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,640 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,466 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,297 |
| Slavic Languages | 0 | - | 4.68 | 54,248 |
| Famous French People | 0 | - | 4.06 | 34,382 |
| Word Chain - France | 0 | - | 4.38 | 42,727 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,316 |
| France A-Z | 0 | - | 4.16 | 38,161 |
| Geography of Germany | 0 | - | 4.35 | 17,156 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 645,858 |
| Name that Greek Letter | 0 | - | 4.93 | 323,005 |
| History of Spain | 0 | - | 4.23 | 21,065 |
| Languages of Spain | 0 | - | 4.36 | 23,277 |
| British to American Word Translation | 0 | - | 3.74 | 254,980 |
| British Foods by Description | 0 | - | 3.94 | 48,310 |
| British and American Word Differences | 0 | - | 2.63 | 46,854 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,572 |
| Bridges of London | 0 | - | 4.17 | 10,089 |
| British Sport Trivia | 0 | - | 4.37 | 20,431 |
| Famous Welsh People | 0 | - | 4.29 | 11,339 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,787 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,815 |
| History of Russia Quiz | 0 | - | 4.49 | 31,876 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,684 |
| Movies Set in France | 0 | - | 4.26 | 13,109 |
| French Inventions | 0 | - | 4.08 | 13,889 |
| History of Paris | 0 | - | 4.24 | 13,634 |
| The Trojan War | 0 | - | 4.83 | 39,631 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,484 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,393 |
| Roman Emperors | 0 | - | 4.95 | 119,612 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,783 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,561 |
| Australian Capitals | 0 | - | 4.92 | 62,691 |
| European Geography By Letter - A | 0 | - | 4.51 | 144,385 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 112,478 |
| European Geography By Letter - C | 0 | - | 4.46 | 113,233 |
| European Geography By Letter - D | 0 | - | 4.50 | 107,987 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,061 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,032 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,162 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,496 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,189 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,753 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,068 |
| Europe Map Quiz | 0 | - | 5.00 | 4,753,912 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,191 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,851 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,137 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,168 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,300 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 20,346 |
| Kings of France Quiz | 0 | - | 4.20 | 32,673 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,888 |
| Famous Germans | 0 | - | 4.50 | 55,124 |
| German Groups of Things | 0 | - | 4.46 | 38,425 |
| Germany True or False? | 0 | - | 4.61 | 48,729 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,843 |
| Olympian Gods Quiz | 0 | - | 4.96 | 499,386 |
| Ancient Greek Words | 0 | - | 4.93 | 111,296 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,226 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,197 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,228 |
| British Noble Ranks | 0 | - | 3.85 | 20,417 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,036 |
| Name Every Beatles Song | 0 | - | 4.97 | 235,526 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,419 |
| Africa Map Quiz | 0 | - | 5.00 | 2,114,031 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,200 |
| European Physical Geography | 0 | - | 4.26 | 33,457 |
| Geography of Russia | 0 | - | 4.57 | 21,505 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,899 |
| France World Cup Squad 2018 | 0 | - | 4.41 | 33,549 |
| Tour de France Winners | 0 | - | 4.27 | 15,330 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 435,945 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,978 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,016 |
| United Kingdom A-Z | 0 | - | 4.51 | 87,544 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,573 |
| Champions League Top 4 | 0 | - | 4.77 | 135,609 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,217 |
| Asia Map Quiz | 0 | - | 4.99 | 914,003 |
| Countries of Africa | 0 | - | 5.00 | 2,528,677 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,538 |
| African East Coast | 0 | - | 4.96 | 95,759 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,568 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,422 |
| Australia Map Quiz | 0 | - | 4.95 | 343,724 |
| United States Map Quiz | 0 | - | 4.98 | 4,152,911 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,631 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,557 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,417 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,839 |
| European Geography By Letter - E | 0 | - | 4.23 | 113,168 |
| European Geography By Letter - F | 0 | - | 4.17 | 92,509 |
| European Geography By Letter - H | 0 | - | 4.30 | 95,686 |
| European Geography By Letter - G | 0 | - | 4.27 | 102,335 |
| European Geography By Letter - I | 0 | - | 4.10 | 95,181 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,847 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,449 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,708 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,595 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,969 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,734 |
| European Geography A-Z | 0 | - | 4.29 | 49,180 |
| Country Codes of Europe | 0 | - | 3.43 | 13,699 |
| The Only European Country ... | 0 | - | 4.91 | 215,855 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,678 |
| Four Letter European Geography #1 | 0 | - | 4.40 | 28,022 |
| Austria... or Australia? | 0 | - | 4.68 | 104,212 |
| French Foods | 0 | - | 4.00 | 27,663 |
| Ligue 1 Champions | 0 | - | 4.19 | 48,354 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,922 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,869 |
| Figures from Greek Mythology | 0 | - | 4.91 | 186,338 |
| Italian Foods | 0 | - | 4.30 | 72,608 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,234 |
| The Mafia Quiz | 0 | - | 4.46 | 23,292 |
| History of The Netherlands | 0 | - | 4.46 | 17,403 |
| Canary Islands | 0 | - | 4.62 | 17,458 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,569 |
| British Spellings | 0 | - | 4.06 | 99,396 |
| British Groups of Things | 0 | - | 4.25 | 82,823 |
| British Acronyms | 0 | - | 4.39 | 45,745 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,012 |
| British Monopoly Board | 0 | - | 4.52 | 41,133 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,647 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,571 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,380,594 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,847 |
| Flags of Africa Quiz | 0 | - | 5.00 | 468,824 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,587 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,345 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,946 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,026 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,096 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,577 |
| African Island Countries | 0 | - | 4.96 | 101,375 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,982 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,088 |
