| Countries that Beat Switzerland | 0 | - | 4.88 | 42,009 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 531,920 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 216,045 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,635 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,363 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,816 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,602 |
| Official European Union Languages | 0 | - | 4.97 | 239,505 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,494 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 430,337 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,710 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,594 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,240 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,477 |
| Celtic Nations | 0 | - | 4.61 | 47,070 |
| Capitals of French Regions | 0 | - | 4.45 | 16,157 |
| Capitals of German States | 0 | - | 4.74 | 29,043 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,511 |
| History of Italy | 0 | - | 4.55 | 32,117 |
| Italy Multiple Choice | 0 | - | 4.74 | 104,227 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,790 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,396 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,910 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 312,299 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 175,125 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 360,368 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,593 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,647 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,701 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 88,328 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,760 |
| Federal Subjects of Russia | 0 | - | 4.95 | 149,046 |
| History of Austria | 0 | - | 4.70 | 17,959 |
| Geography of the French Empire | 0 | - | 4.45 | 27,200 |
| The French Revolution | 0 | - | 4.47 | 24,120 |
| France Multiple Choice | 0 | - | 4.39 | 40,816 |
| States of Germany | 0 | - | 4.95 | 154,094 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,546 |
| Germany Immigration by Country | 0 | - | 4.86 | 81,573 |
| Regions of Italy | 0 | - | 4.92 | 76,773 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,682 |
| The Vikings! | 0 | - | 4.46 | 28,396 |
| The Portuguese Empire | 0 | - | 4.58 | 12,096 |
| Regions of Spain Quiz | 0 | - | 4.90 | 115,077 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,634 |
| American to British Word Translation | 0 | - | 4.14 | 139,567 |
| Languages of the United Kingdom | 0 | - | 4.14 | 41,028 |
| Champions League Winners | 0 | - | 4.92 | 1,013,844 |
| Presidents of France | 0 | - | 4.25 | 24,308 |
| History of France | 0 | - | 4.61 | 57,496 |
| Kings of Spain Quiz | 0 | - | 4.14 | 14,098 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,711 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,708 |
| Word Scramble - European Countries | 0 | - | 4.73 | 142,168 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 116,346 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 235,239 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 278,529 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,520 |
| Slavic Languages | 0 | - | 4.67 | 54,628 |
| Departments of France | 0 | - | 4.93 | 54,912 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,712 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 29,983 |
| England or Wales? | 0 | - | 4.94 | 45,907 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 131,718 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,820 |
| French Geography Quiz #1 | 0 | - | 4.89 | 35,022 |
| Geography of Germany | 0 | - | 4.35 | 17,251 |
| History of Spain | 0 | - | 4.23 | 21,147 |
| Languages of Spain | 0 | - | 4.36 | 23,403 |
| British to American Word Translation | 0 | - | 3.74 | 255,283 |
| British Foods by Description | 0 | - | 3.94 | 48,368 |
| British and American Word Differences | 0 | - | 2.63 | 46,917 |
| British Geography Quiz #2 | 0 | - | 4.29 | 28,197 |
| Bridges of London | 0 | - | 4.17 | 10,136 |
| British Sport Trivia | 0 | - | 4.37 | 20,512 |
| Famous Welsh People | 0 | - | 4.34 | 11,658 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,362 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,092 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,677 |
| History of Russia Quiz | 0 | - | 4.47 | 31,988 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,838 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 650,904 |
| Name that Greek Letter | 0 | - | 4.93 | 324,733 |
| Invasions of Great Britain | 0 | - | 4.51 | 60,051 |
| Europe Map Quiz | 0 | - | 5.00 | 4,781,795 |
| Four Letter European Geography #1 | 0 | - | 4.41 | 28,449 |
| Four Letter European Geography #2 | 0 | - | 4.54 | 20,668 |
| The Trojan War | 0 | - | 4.83 | 39,942 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,726 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,505 |
| Roman Emperors | 0 | - | 4.95 | 120,953 |
| British Noble Ranks | 0 | - | 3.85 | 20,487 |
| Oceania Map Quiz | 0 | - | 4.98 | 658,183 |
| Australian Capitals | 0 | - | 4.92 | 62,810 |
| European Geography By Letter - A | 0 | - | 4.52 | 147,706 |
| European Geography By Letter - B #1 | 0 | - | 4.62 | 121,087 |
| European Geography By Letter - C | 0 | - | 4.43 | 123,122 |
| European Geography By Letter - D | 0 | - | 4.50 | 110,095 |
| European Geography By Letter - L | 0 | - | 4.52 | 114,750 |
| European Geography By Letter - M | 0 | - | 4.69 | 132,098 |
| European Geography By Letter - N | 0 | - | 4.44 | 101,872 |
| European Geography By Letter - R | 0 | - | 4.43 | 94,388 |
| European Geography By Letter - V | 0 | - | 4.42 | 93,604 |
| European Geography By Letter - T | 0 | - | 4.41 | 83,305 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,460 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,116 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,412 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,380 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 101,221 |
| Regions of France | 0 | - | 4.70 | 121,806 |
| France Immigration by Country | 0 | - | 4.70 | 76,846 |
| Famous Germans | 0 | - | 4.50 | 55,703 |
| German Groups of Things | 0 | - | 4.47 | 38,603 |
| Germany True or False? | 0 | - | 4.61 | 48,977 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,361 |
| Olympian Gods Quiz | 0 | - | 4.96 | 503,134 |
| Famous Italians by Clue | 0 | - | 4.45 | 90,244 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,650 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,385 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,678 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,302 |
| Asia Map Quiz | 0 | - | 4.99 | 923,481 |
| Africa Map Quiz | 0 | - | 5.00 | 2,126,462 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,315 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,544 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,853 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,383 |
| European Physical Geography | 0 | - | 4.26 | 33,579 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,808 |
| Country Codes of Europe | 0 | - | 3.43 | 13,793 |
| The Only European Country ... | 0 | - | 4.91 | 218,485 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,220 |
| Geography of Russia | 0 | - | 4.57 | 21,579 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 42,086 |
| Ancient Greek Words | 0 | - | 4.93 | 112,288 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,428 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,325 |
| United Kingdom A-Z | 0 | - | 4.51 | 88,287 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,776 |
| Name Every Beatles Song | 0 | - | 4.97 | 237,955 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 292,603 |
| Champions League Top 4 | 0 | - | 4.77 | 138,402 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,726 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,668 |
| African East Coast | 0 | - | 4.96 | 96,599 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,443 |
| Australia Map Quiz | 0 | - | 4.95 | 345,856 |
| United States Map Quiz | 0 | - | 4.98 | 4,168,352 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,821 |
| European Geography By Letter - E | 0 | - | 4.23 | 114,822 |
| European Geography By Letter - F | 0 | - | 4.15 | 94,126 |
| European Geography By Letter - H | 0 | - | 4.30 | 96,928 |
| European Geography By Letter - G | 0 | - | 4.27 | 103,635 |
| European Geography By Letter - I | 0 | - | 4.07 | 96,324 |
| European Geography By Letter - K | 0 | - | 4.15 | 70,959 |
| European Geography By Letter - O | 0 | - | 4.29 | 63,374 |
| European Geography by Letter - W | 0 | - | 4.21 | 83,426 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,835 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 51,715 |
| European Geography A-Z | 0 | - | 4.29 | 49,444 |
| European Geographic Groups of Four | 0 | - | 4.54 | 19,749 |
| Austria... or Australia? | 0 | - | 4.68 | 104,684 |
| Famous French People | 0 | - | 4.07 | 36,020 |
| Word Chain - France | 0 | - | 4.38 | 42,905 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,186 |
| Geography of Ancient Greece | 0 | - | 4.69 | 32,012 |
| Italian Foods | 0 | - | 4.30 | 73,159 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,572 |
| The Mafia Quiz | 0 | - | 4.46 | 23,414 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 439,195 |
| History of The Netherlands | 0 | - | 4.46 | 17,531 |
| Canary Islands | 0 | - | 4.62 | 17,514 |
| British Spellings | 0 | - | 4.06 | 99,570 |
| British Groups of Things | 0 | - | 4.25 | 82,978 |
| British Acronyms | 0 | - | 4.40 | 45,905 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,089 |
| British Monopoly Board | 0 | - | 4.52 | 41,244 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 32,060 |
| Geography of Scotland | 0 | - | 4.63 | 21,711 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,431 |
| Countries of Africa | 0 | - | 5.00 | 2,554,022 |
| Australian States and Territories | 0 | - | 4.96 | 142,672 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,453 |
| Australia True or False | 0 | - | 4.87 | 57,085 |
| Flags of North and South America | 0 | - | 4.99 | 376,043 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,882 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,664 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,456 |
| South America Map Quiz | 0 | - | 5.00 | 1,554,571 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,719 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,029,371 |
| North America Map Quiz | 0 | - | 4.98 | 251,001 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,934 |
| Canada Provinces and Territories | 0 | - | 5.00 | 345,366 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 643,373 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,479 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,106 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,254,468 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,334,053 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,327 |
