| European Countries by First 2 Letters | 0 | - | 4.95 | 524,573 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,307 |
| Official European Union Languages | 0 | - | 4.98 | 235,769 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,326 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 423,781 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,333 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,448 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,159 |
| Celtic Nations | 0 | - | 4.69 | 46,730 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 86,575 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 306,901 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 166,250 |
| Germany Multiple Choice | 0 | - | 4.84 | 53,908 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 347,212 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,022 |
| Catholic Countries in Europe | 0 | - | 4.83 | 93,836 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.70 | 57,967 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 75,741 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 79,195 |
| Federal Subjects of Russia | 0 | - | 4.94 | 142,756 |
| States of Germany | 0 | - | 4.96 | 148,983 |
| Germany Immigration by Country | 0 | - | 4.84 | 79,657 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,326 |
| Regions of Italy | 0 | - | 4.92 | 74,143 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,507 |
| Regions of Spain Quiz | 0 | - | 4.90 | 111,676 |
| Cantons of Switzerland | 0 | - | 4.98 | 49,758 |
| Name Every Beatles Song | 0 | - | 4.97 | 233,054 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 289,829 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,336 |
| Champions League Winners | 0 | - | 4.92 | 991,589 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,354 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,555 |
| Word Scramble - European Countries | 0 | - | 4.74 | 140,247 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 112,135 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 229,360 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 273,302 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 164,250 |
| Slavic Languages | 0 | - | 4.67 | 53,799 |
| Departments of France | 0 | - | 4.93 | 52,140 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,347 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,251 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,164 |
| England or Wales? | 0 | - | 4.94 | 45,163 |
| All UEFA Champions League Teams Ever | 0 | - | 4.84 | 127,674 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 265,895 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,434 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,399 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 276,430 |
| Top European Languages on a Map | 0 | - | 4.77 | 130,647 |
| History of Russia Quiz | 0 | - | 4.49 | 31,723 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,491 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 639,144 |
| Name that Greek Letter | 0 | - | 4.94 | 320,843 |
| History of Italy | 0 | - | 4.55 | 31,748 |
| Italy Multiple Choice | 0 | - | 4.74 | 102,868 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,410 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,912 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,279 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,572 |
| Europe Map Quiz | 0 | - | 5.00 | 4,716,491 |
| Four Letter European Geography #1 | 0 | - | 4.45 | 26,908 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 19,415 |
| Capitals of French Regions | 0 | - | 4.45 | 15,943 |
| Capitals of German States | 0 | - | 4.74 | 28,733 |
| Chancellors of Germany, 1949–present | 0 | - | 4.59 | 22,993 |
| The Trojan War | 0 | - | 4.83 | 39,283 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.84 | 109,805 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 83,797 |
| Roman Emperors | 0 | - | 4.96 | 117,842 |
| A Quiz About The Beatles | 0 | - | 4.56 | 47,395 |
| Africa Map Quiz | 0 | - | 5.00 | 2,098,214 |
| Oceania Map Quiz | 0 | - | 4.98 | 631,830 |
| Australian Capitals | 0 | - | 4.92 | 62,511 |
| European Geography By Letter - A | 0 | - | 4.55 | 132,068 |
| European Geography By Letter - B #1 | 0 | - | 4.64 | 110,599 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,538 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,239 |
| European Geography By Letter - L | 0 | - | 4.52 | 111,689 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,220 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,442 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,437 |
| European Geography By Letter - V | 0 | - | 4.43 | 91,872 |
| European Geography By Letter - T | 0 | - | 4.41 | 80,993 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,865 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,459 |
| Europe Geography Quiz #4 | 0 | - | 4.56 | 69,821 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,860 |
| European Geography By Letter - S #1 | 0 | - | 4.62 | 99,409 |
| Regions of France | 0 | - | 4.78 | 118,465 |
| France Immigration by Country | 0 | - | 4.72 | 75,726 |
| Famous Germans | 0 | - | 4.50 | 54,406 |
| German Groups of Things | 0 | - | 4.46 | 38,227 |
| Germany True or False? | 0 | - | 4.61 | 48,424 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,203 |
| Olympian Gods Quiz | 0 | - | 4.96 | 485,320 |
| Famous Italians by Clue | 0 | - | 4.45 | 87,968 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,473 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 47,973 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 101,632 |
| Imagine Lyrics | 0 | - | 4.53 | 42,962 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,434,132 |
| Asia Map Quiz | 0 | - | 4.99 | 902,546 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,388 |
| African East Coast | 0 | - | 4.96 | 94,590 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,537 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,432 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,086 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 91,758 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,021 |
| European Physical Geography | 0 | - | 4.26 | 33,309 |
| 10 Easternmost Countries in Europe | 0 | - | 4.88 | 112,761 |
| Country Codes of Europe | 0 | - | 3.44 | 13,617 |
| The Only European Country ... | 0 | - | 4.91 | 212,586 |
| European Countries NOT in NATO | 0 | - | 4.86 | 58,794 |
| Geography of Russia | 0 | - | 4.57 | 21,374 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,675 |
| History of Austria | 0 | - | 4.70 | 17,698 |
| Presidents of France | 0 | - | 4.25 | 23,734 |
| Geography of the French Empire | 0 | - | 4.47 | 26,858 |
| The French Revolution | 0 | - | 4.46 | 23,691 |
| France Multiple Choice | 0 | - | 4.38 | 40,572 |
| History of France | 0 | - | 4.59 | 55,384 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,318 |
| Ancient Greek Words | 0 | - | 4.92 | 110,204 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,361 |
| The Vikings! | 0 | - | 4.45 | 28,203 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,516 |
| The Portuguese Empire | 0 | - | 4.54 | 11,950 |
| Kings of Spain Quiz | 0 | - | 4.14 | 13,922 |
| American to British Word Translation | 0 | - | 4.05 | 116,828 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,625 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,003 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,314 |
| Beatles Lyrics First Names | 0 | - | 4.38 | 34,374 |
| Beatles Songs by Synonyms | 0 | - | 4.74 | 40,129 |
| Elton John Quiz | 0 | - | 4.48 | 18,375 |
| Champions League Top 4 | 0 | - | 4.77 | 132,563 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 96,878 |
| Countries by National Anthem | 0 | - | 4.92 | 70,945 |
| Countries of Africa | 0 | - | 5.00 | 2,495,086 |
| Australia Map Quiz | 0 | - | 4.94 | 341,649 |
| United States Map Quiz | 0 | - | 4.98 | 4,134,229 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 361,415 |
| European Geography By Letter - E | 0 | - | 4.23 | 111,947 |
| European Geography By Letter - F | 0 | - | 4.16 | 91,217 |
| European Geography By Letter - H | 0 | - | 4.30 | 94,652 |
| European Geography By Letter - G | 0 | - | 4.25 | 101,033 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,279 |
| European Geography By Letter - K | 0 | - | 4.14 | 68,950 |
| European Geography By Letter - O | 0 | - | 4.28 | 61,750 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,178 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,282 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,375 |
| European Geography A-Z | 0 | - | 4.28 | 48,859 |
| Austria... or Australia? | 0 | - | 4.68 | 103,647 |
| Word Chain - France | 0 | - | 4.38 | 42,507 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,646 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,684 |
| Italian Foods | 0 | - | 4.30 | 71,951 |
| Countries Italy Declared War On | 0 | - | 4.75 | 42,837 |
| The Mafia Quiz | 0 | - | 4.46 | 23,147 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 431,893 |
| History of The Netherlands | 0 | - | 4.46 | 17,246 |
| Canary Islands | 0 | - | 4.61 | 17,369 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 28,914 |
| British Spellings Quiz | 0 | - | 4.08 | 98,633 |
| British Groups of Things | 0 | - | 4.25 | 82,624 |
| British Acronyms | 0 | - | 4.39 | 45,542 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,906 |
| British Monopoly Board | 0 | - | 4.52 | 40,979 |
| Beatles Songs by Synopsis | 0 | - | 4.31 | 32,564 |
| Viva la Vida Lyrics | 0 | - | 4.37 | 49,419 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,372,208 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 97,995 |
| Flags of Africa Quiz | 0 | - | 5.00 | 459,276 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,048 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,197 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 159,618 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,217 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,457 |
| Top African Languages on a Map | 0 | - | 4.92 | 71,711 |
| African Island Countries | 0 | - | 4.96 | 100,377 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,034 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,372 |
| Australian States and Territories | 0 | - | 4.95 | 140,232 |
| Australian Immigration by Country | 0 | - | 4.81 | 76,841 |
| Australia True or False | 0 | - | 4.87 | 56,308 |
| Flags of North and South America | 0 | - | 4.99 | 356,272 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 111,981 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 142,830 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 127,368 |
| South America Map Quiz | 0 | - | 5.00 | 1,537,340 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,006,926 |
| North America Map Quiz | 0 | - | 4.98 | 242,811 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,217 |
| Canada Provinces and Territories | 0 | - | 5.00 | 335,569 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 633,573 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,323 |
| Straight Shot to Antarctica | 0 | - | 4.93 | 42,336 |
