| Countries that Beat Switzerland | 0 | - | 4.88 | 41,874 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,094 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,402 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,128 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,726 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,243 |
| Official European Union Languages | 0 | - | 4.97 | 238,728 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,004 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,637 |
| History of Austria | 0 | - | 4.70 | 17,882 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,639 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,498 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,046 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,409 |
| Celtic Nations | 0 | - | 4.69 | 46,968 |
| Capitals of French Regions | 0 | - | 4.45 | 16,094 |
| Capitals of German States | 0 | - | 4.74 | 28,975 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,369 |
| History of Italy | 0 | - | 4.55 | 32,027 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,868 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,701 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,273 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,463 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,943 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,452 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 357,223 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,254 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,534 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,772 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,151 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,676 |
| Geography of the French Empire | 0 | - | 4.45 | 27,138 |
| The French Revolution | 0 | - | 4.47 | 24,032 |
| France Multiple Choice | 0 | - | 4.39 | 40,753 |
| States of Germany | 0 | - | 4.95 | 152,908 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,179 |
| Regions of Italy | 0 | - | 4.92 | 76,097 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,313 |
| The Vikings! | 0 | - | 4.46 | 28,357 |
| The Portuguese Empire | 0 | - | 4.58 | 12,076 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,198 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,314 |
| American to British Word Translation | 0 | - | 4.14 | 139,207 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,928 |
| Champions League Winners | 0 | - | 4.91 | 1,008,489 |
| Presidents of France | 0 | - | 4.25 | 24,176 |
| History of France | 0 | - | 4.59 | 57,166 |
| Kings of Spain Quiz | 0 | - | 4.14 | 14,057 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,626 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,667 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,789 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,337 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,625 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,140 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,372 |
| Slavic Languages | 0 | - | 4.68 | 54,419 |
| Departments of France | 0 | - | 4.93 | 54,298 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,574 |
| England or Wales? | 0 | - | 4.94 | 45,752 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,736 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,439 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,553 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,818 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.40 | 23,493 |
| Geography of Germany | 0 | - | 4.35 | 17,198 |
| History of Spain | 0 | - | 4.23 | 21,107 |
| Languages of Spain | 0 | - | 4.36 | 23,339 |
| British to American Word Translation | 0 | - | 3.74 | 255,130 |
| British Foods by Description | 0 | - | 3.94 | 48,334 |
| British and American Word Differences | 0 | - | 2.63 | 46,886 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,603 |
| Bridges of London | 0 | - | 4.17 | 10,118 |
| British Sport Trivia | 0 | - | 4.37 | 20,472 |
| Famous Welsh People | 0 | - | 4.31 | 11,536 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,430 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,221 |
| History of Russia Quiz | 0 | - | 4.47 | 31,941 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,761 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 648,242 |
| Name that Greek Letter | 0 | - | 4.93 | 324,018 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,914 |
| Europe Map Quiz | 0 | - | 5.00 | 4,767,407 |
| The Trojan War | 0 | - | 4.83 | 39,770 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,040 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,602 |
| Roman Emperors | 0 | - | 4.95 | 120,242 |
| British Noble Ranks | 0 | - | 3.85 | 20,453 |
| Africa Map Quiz | 0 | - | 5.00 | 2,120,062 |
| Oceania Map Quiz | 0 | - | 4.98 | 643,253 |
| Australian Capitals | 0 | - | 4.92 | 62,735 |
| European Geography By Letter - A | 0 | - | 4.52 | 146,480 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 119,888 |
| European Geography By Letter - C | 0 | - | 4.46 | 114,169 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,800 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,650 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,860 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,667 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,964 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,812 |
| European Geography By Letter - V | 0 | - | 4.42 | 93,105 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,564 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,319 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,982 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,269 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,272 |
| European Geography By Letter - S #1 | 0 | - | 4.62 | 100,703 |
| Regions of France | 0 | - | 4.72 | 121,027 |
| France Immigration by Country | 0 | - | 4.70 | 76,606 |
| Famous Germans | 0 | - | 4.50 | 55,384 |
| German Groups of Things | 0 | - | 4.46 | 38,497 |
| Germany True or False? | 0 | - | 4.61 | 48,846 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,081 |
| Olympian Gods Quiz | 0 | - | 4.96 | 501,439 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,602 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,446 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,294 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,351 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,053 |
| Asia Map Quiz | 0 | - | 4.99 | 918,090 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,985 |
| African East Coast | 0 | - | 4.96 | 96,163 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,041 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,817 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,568 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,707 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,322 |
| European Physical Geography | 0 | - | 4.26 | 33,525 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,484 |
| Country Codes of Europe | 0 | - | 3.43 | 13,739 |
| The Only European Country ... | 0 | - | 4.91 | 217,069 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,387 |
| Geography of Russia | 0 | - | 4.57 | 21,548 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,989 |
| Ancient Greek Words | 0 | - | 4.93 | 111,775 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,216 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,175 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,098 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,687 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,610 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,910 |
| Champions League Top 4 | 0 | - | 4.77 | 136,943 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,117 |
| Countries of Africa | 0 | - | 5.00 | 2,541,364 |
| Australia Map Quiz | 0 | - | 4.95 | 344,897 |
| United States Map Quiz | 0 | - | 4.98 | 4,161,609 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,788 |
| European Geography By Letter - E | 0 | - | 4.23 | 113,894 |
| European Geography By Letter - F | 0 | - | 4.17 | 93,099 |
| European Geography By Letter - H | 0 | - | 4.30 | 96,159 |
| European Geography By Letter - G | 0 | - | 4.27 | 102,843 |
| European Geography By Letter - I | 0 | - | 4.10 | 95,642 |
| European Geography By Letter - K | 0 | - | 4.14 | 70,278 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,826 |
| European Geography by Letter - W | 0 | - | 4.20 | 83,001 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,715 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 51,276 |
| European Geography A-Z | 0 | - | 4.29 | 49,322 |
| Austria... or Australia? | 0 | - | 4.68 | 104,445 |
| Famous French People | 0 | - | 4.07 | 35,700 |
| Word Chain - France | 0 | - | 4.38 | 42,806 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,040 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,937 |
| Italian Foods | 0 | - | 4.30 | 72,860 |
| The Mafia Quiz | 0 | - | 4.46 | 23,349 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 437,590 |
| History of The Netherlands | 0 | - | 4.46 | 17,458 |
| Canary Islands | 0 | - | 4.62 | 17,486 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 29,777 |
| British Spellings | 0 | - | 4.06 | 99,480 |
| British Groups of Things | 0 | - | 4.25 | 82,892 |
| British Acronyms | 0 | - | 4.40 | 45,821 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,047 |
| British Monopoly Board | 0 | - | 4.52 | 41,184 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,883 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,017 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,035 |
| Flags of Africa Quiz | 0 | - | 5.00 | 472,329 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,187 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,695 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,365 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,357 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,696 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,247 |
| African Island Countries | 0 | - | 4.96 | 101,760 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,636 |
| Australian States and Territories | 0 | - | 4.96 | 142,135 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,329 |
| Australia True or False | 0 | - | 4.87 | 56,920 |
| Flags of North and South America | 0 | - | 4.99 | 373,791 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,677 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,316 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,966 |
| South America Map Quiz | 0 | - | 5.00 | 1,550,857 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,024,679 |
| North America Map Quiz | 0 | - | 4.98 | 248,957 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,772 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,195 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,083 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,253 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,926 |
