| European Countries by First 2 Letters | 0 | - | 4.96 | 506,651 |
| Count to 10 in Europe: Pro | 0 | - | 4.84 | 64,634 |
| Official European Union Languages | 0 | - | 4.98 | 226,287 |
| European Countries in their Native Language | 0 | - | 4.99 | 150,346 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 406,630 |
| Europe Geography Decoder | 0 | - | 4.85 | 66,495 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 40,415 |
| Countries that Beat Switzerland | 0 | - | 4.87 | 39,893 |
| Add A Letter - Make a European City | 0 | - | 4.87 | 22,093 |
| Celtic Nations | 0 | - | 4.75 | 45,838 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.90 | 83,490 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 297,032 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 141,489 |
| Germany Multiple Choice | 0 | - | 4.83 | 51,695 |
| Catholic Countries in Europe | 0 | - | 4.83 | 89,078 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.70 | 56,032 |
| Category Elimination - European Geography #3 | 0 | - | 4.83 | 72,819 |
| Federal Subjects of Russia | 0 | - | 4.93 | 127,652 |
| States of Germany | 0 | - | 4.94 | 136,154 |
| Germany Immigration by Country | 0 | - | 4.86 | 74,916 |
| States of the German Confederation in 1848 | 0 | - | 4.85 | 29,028 |
| Counties of Ireland | 0 | - | 4.88 | 173,636 |
| Regions of Italy | 0 | - | 4.90 | 66,887 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 34,612 |
| Regions of Spain Quiz | 0 | - | 4.89 | 103,535 |
| Cantons of Switzerland | 0 | - | 4.97 | 44,702 |
| Beatles Songs Quiz | 0 | - | 4.96 | 221,713 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 282,290 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 16,397 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 305,075 |
| Champions League Winners | 0 | - | 4.91 | 938,652 |
| Pre-Euro Currencies | 0 | - | 4.43 | 51,016 |
| Word Scramble - European Countries | 0 | - | 4.74 | 134,453 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 101,244 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 215,167 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 261,138 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 153,909 |
| Slavic Languages | 0 | - | 4.68 | 51,360 |
| Departments of France | 0 | - | 4.88 | 43,207 |
| Capitals of Italian Regions | 0 | - | 4.61 | 35,447 |
| Countries Surrounding Rome | 0 | - | 4.96 | 47,998 |
| Spanish Immigration by Country | 0 | - | 4.61 | 53,833 |
| England or Wales? | 0 | - | 4.94 | 42,938 |
| All UEFA Champions League Teams Ever | 0 | - | 4.83 | 119,328 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 256,491 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 60,683 |
| French Geography Quiz #1 | 0 | - | 4.87 | 32,851 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 266,431 |
| Top European Languages on a Map | 0 | - | 4.78 | 125,033 |
| Russia Multiple Choice | 0 | - | 4.57 | 39,407 |
| France Multiple Choice | 0 | - | 4.41 | 39,765 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 611,247 |
| Italy Multiple Choice | 0 | - | 4.71 | 98,982 |
| Geography of the Dutch Empire | 0 | - | 4.68 | 33,416 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 76,024 |
| Wonderwall Lyrics | 0 | - | 4.24 | 71,033 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 45,315 |
| Europe Map Quiz | 0 | - | 5.00 | 4,517,541 |
| Four Letter European Geography #1 | 0 | - | 4.44 | 23,132 |
| Capitals of French Regions | 0 | - | 4.42 | 15,399 |
| Capitals of German States | 0 | - | 4.70 | 28,060 |
| Chancellors of Germany, 1949–present | 0 | - | 4.56 | 21,810 |
| The Trojan War | 0 | - | 4.81 | 37,485 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.86 | 101,539 |
| Ancient Roman Trivia #1 | 0 | - | 4.83 | 74,555 |
| Roman Emperors | 0 | - | 4.96 | 108,349 |
| A Quiz About The Beatles | 0 | - | 4.55 | 45,375 |
| Africa Map Quiz | 0 | - | 5.00 | 2,021,986 |
| Oceania Map Quiz | 0 | - | 4.98 | 599,817 |
| Australian Capitals | 0 | - | 4.92 | 61,792 |
| European Geography By Letter - A | 0 | - | 4.61 | 128,298 |
| European Geography By Letter - B #1 | 0 | - | 4.73 | 107,132 |
| European Geography By Letter - C | 0 | - | 4.46 | 108,430 |
| European Geography By Letter - D | 0 | - | 4.51 | 103,171 |
| European Geography By Letter - L | 0 | - | 4.51 | 108,357 |
| European Geography By Letter - M | 0 | - | 4.53 | 117,695 |
| European Geography By Letter - P | 0 | - | 4.79 | 93,028 |
| European Geography By Letter - N | 0 | - | 4.43 | 96,516 |
| European Geography By Letter - R | 0 | - | 4.41 | 89,940 |
| European Geography By Letter - V | 0 | - | 4.46 | 89,332 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 69,111 |
| Europe Geography Quiz #2 | 0 | - | 4.56 | 69,657 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 68,238 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 59,490 |
| European Geography By Letter - S #1 | 0 | - | 4.61 | 96,595 |
| European Geography By Letter - B #2 | 0 | - | 4.74 | 65,298 |
| Regions of France | 0 | - | 4.70 | 109,530 |
| France Immigration by Country | 0 | - | 4.78 | 72,772 |
| Famous Germans | 0 | - | 4.44 | 38,794 |
| German Groups of Things | 0 | - | 4.45 | 37,250 |
| Germany True or False? | 0 | - | 4.62 | 46,543 |
| Largest Islands of Greece | 0 | - | 4.58 | 43,885 |
| Olympian Gods Quiz | 0 | - | 4.96 | 469,765 |
| Name that Greek Letter | 0 | - | 4.94 | 309,279 |
| Provinces of the Netherlands | 0 | - | 4.74 | 36,675 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 47,018 |
| Foods in a Full English Breakfast | 0 | - | 4.45 | 96,850 |
| Imagine Lyrics | 0 | - | 4.49 | 41,535 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,390,841 |
| Asia Map Quiz | 0 | - | 4.99 | 845,866 |
| African East Coast | 0 | - | 4.96 | 89,565 |
| Western Africa Map Quiz | 0 | - | 4.97 | 67,250 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 45,025 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 201,053 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 89,138 |
| Countries That Use the Euro | 0 | - | 4.92 | 73,943 |
| European Physical Geography | 0 | - | 4.23 | 32,665 |
| 10 Easternmost Countries in Europe | 0 | - | 4.88 | 102,791 |
| Country Codes of Europe | 0 | - | 3.40 | 13,176 |
| The Only European Country ... | 0 | - | 4.92 | 195,209 |
| History of Russia Quiz | 0 | - | 4.48 | 30,968 |
| Geography of Russia | 0 | - | 4.56 | 20,803 |
| Slovakia... or Slovenia? | 0 | - | 4.70 | 40,743 |
| History of Austria | 0 | - | 4.69 | 17,053 |
| Presidents of France | 0 | - | 4.24 | 21,918 |
| Geography of the French Empire | 0 | - | 4.51 | 26,095 |
| The French Revolution | 0 | - | 4.45 | 22,706 |
| History of France Quiz | 0 | - | 4.56 | 41,463 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 22,712 |
| Ancient Greek Words | 0 | - | 4.92 | 104,476 |
| History of Ireland Quiz | 0 | - | 4.44 | 20,124 |
| History of Italy | 0 | - | 4.50 | 30,905 |
| Two Letter Roman Numerals | 0 | - | 4.98 | 52,255 |
| The Vikings! | 0 | - | 4.46 | 27,718 |
| Sweden Immigration by Country | 0 | - | 4.64 | 44,611 |
| The Portuguese Empire | 0 | - | 4.54 | 11,655 |
| Kings of Spain Quiz | 0 | - | 4.14 | 13,451 |
| Languages of the United Kingdom | 0 | - | 4.13 | 39,599 |
| United Kingdom A-Z | 0 | - | 4.53 | 84,003 |
| Beatles Lyrics First Names | 0 | - | 4.35 | 33,120 |
| Beatles Songs by Synonyms | 0 | - | 4.70 | 38,095 |
| Champions League Top 4 | 0 | - | 4.68 | 120,386 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 88,371 |
| Countries by National Anthem | 0 | - | 4.92 | 69,632 |
| Countries of Africa | 0 | - | 5.00 | 2,329,386 |
| Australia Map Quiz | 0 | - | 4.94 | 332,133 |
| United States Map Quiz | 0 | - | 4.98 | 4,035,040 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 349,047 |
| European Geography By Letter - E | 0 | - | 4.22 | 108,897 |
| European Geography By Letter - F | 0 | - | 4.16 | 88,563 |
| European Geography By Letter - H | 0 | - | 4.29 | 92,038 |
| European Geography By Letter - G | 0 | - | 4.25 | 98,291 |
| European Geography By Letter - I | 0 | - | 4.10 | 91,792 |
| European Geography By Letter - K | 0 | - | 4.14 | 66,648 |
| European Geography By Letter - O | 0 | - | 4.28 | 59,719 |
| European Geography by Letter - W | 0 | - | 4.22 | 80,466 |
| European Geography By Letter - T | 0 | - | 4.39 | 72,929 |
| Europe Geography Quiz #3 | 0 | - | 4.32 | 61,780 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 48,569 |
| European Geography A-Z | 0 | - | 4.31 | 47,276 |
| Austria... or Australia? | 0 | - | 4.78 | 101,182 |
| Word Chain - France | 0 | - | 4.37 | 41,389 |
| Ancient Greek Trivia | 0 | - | 4.55 | 65,059 |
| Can You Name All Of One Direction's Songs? | 0 | - | 4.50 | 92,854 |
| Famous Italians | 0 | - | 4.40 | 70,083 |
| Italian Foods | 0 | - | 4.30 | 68,409 |
| Countries Italy Declared War On | 0 | - | 4.75 | 41,575 |
| The Mafia Quiz | 0 | - | 4.46 | 22,439 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 415,872 |
| History of The Netherlands | 0 | - | 4.44 | 16,461 |
| Famous Nordic People | 0 | - | 4.41 | 10,920 |
| Canary Islands | 0 | - | 4.61 | 16,955 |
| Switzerland Immigration by Country | 0 | - | 4.78 | 25,662 |
| British Spellings Quiz | 0 | - | 4.07 | 97,058 |
| British Groups of Things | 0 | - | 4.25 | 81,793 |
| British Acronyms | 0 | - | 4.39 | 44,581 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,320 |
| British Monopoly Board | 0 | - | 4.51 | 40,202 |
| English Monarchs in Order by First Letter | 0 | - | 4.41 | 28,065 |
| Geography of Scotland | 0 | - | 4.62 | 20,532 |
| Viva la Vida Lyrics | 0 | - | 4.38 | 38,098 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,333,438 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 95,108 |
| Flags of Africa Quiz | 0 | - | 5.00 | 420,515 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 24,598 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 207,132 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 110,449 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 153,930 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 127,534 |
| Top African Languages on a Map | 0 | - | 4.92 | 63,097 |
| African Island Countries | 0 | - | 4.96 | 95,112 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 232,920 |
| Australian States and Territories | 0 | - | 4.96 | 135,128 |
| Australian Immigration by Country | 0 | - | 4.81 | 75,256 |
| Australia True or False | 0 | - | 4.87 | 54,314 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 331,667 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 109,862 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 137,808 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 116,992 |
| South America Map Quiz | 0 | - | 5.00 | 1,482,965 |
| Countries of North America Quiz | 0 | - | 5.00 | 943,033 |
| North America Map Quiz | 0 | - | 4.98 | 220,530 |
| Third Most Common Language by U.S. State | 0 | - | 4.90 | 110,729 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 606,965 |
| Most Spoken Languages in Canada | 0 | - | 4.90 | 50,906 |
| Straight Shot to Antarctica | 0 | - | 4.92 | 39,959 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,121,162 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,257,215 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 184,836 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 144,465 |
