| European Countries by First 2 Letters | 0 | - | 4.96 | 517,682 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 66,775 |
| Official European Union Languages | 0 | - | 4.98 | 232,006 |
| European Countries in their Native Language | 0 | - | 4.99 | 153,804 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 416,767 |
| Europe Geography Decoder | 0 | - | 4.86 | 68,199 |
| Countries that Beat Switzerland | 0 | - | 4.87 | 40,830 |
| Add A Letter - Make a European City | 0 | - | 4.88 | 22,754 |
| Celtic Nations | 0 | - | 4.69 | 46,362 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.85 | 85,379 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 303,076 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 156,058 |
| Germany Multiple Choice | 0 | - | 4.83 | 52,978 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 336,139 |
| Catholic Countries in Europe | 0 | - | 4.83 | 91,907 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.70 | 57,183 |
| European Geography By Letter - B #2 | 0 | - | 4.81 | 72,154 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 76,608 |
| Federal Subjects of Russia | 0 | - | 4.95 | 136,880 |
| States of Germany | 0 | - | 4.95 | 143,447 |
| Germany Immigration by Country | 0 | - | 4.86 | 77,726 |
| States of the German Confederation in 1848 | 0 | - | 4.88 | 30,281 |
| Counties of Ireland | 0 | - | 4.91 | 181,576 |
| Regions of Italy | 0 | - | 4.91 | 70,997 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 39,666 |
| Regions of Spain Quiz | 0 | - | 4.89 | 108,195 |
| Cantons of Switzerland | 0 | - | 4.97 | 47,411 |
| Beatles Songs Quiz | 0 | - | 4.97 | 227,655 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 286,519 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 16,996 |
| Champions League Winners | 0 | - | 4.91 | 971,597 |
| Pre-Euro Currencies | 0 | - | 4.43 | 51,889 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,394 |
| Word Scramble - European Countries | 0 | - | 4.73 | 137,686 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 108,200 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 223,978 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 268,244 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 159,903 |
| Slavic Languages | 0 | - | 4.65 | 52,805 |
| Departments of France | 0 | - | 4.92 | 48,399 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,021 |
| Countries Surrounding Rome | 0 | - | 4.97 | 48,770 |
| Spanish Immigration by Country | 0 | - | 4.61 | 54,637 |
| England or Wales? | 0 | - | 4.94 | 44,305 |
| All UEFA Champions League Teams Ever | 0 | - | 4.84 | 124,443 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 262,335 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 62,954 |
| French Geography Quiz #1 | 0 | - | 4.88 | 33,761 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 272,412 |
| Top European Languages on a Map | 0 | - | 4.77 | 128,272 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,070 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 625,417 |
| Italy Multiple Choice | 0 | - | 4.74 | 101,325 |
| Geography of the Dutch Empire | 0 | - | 4.68 | 33,979 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 76,547 |
| Wonderwall Lyrics | 0 | - | 4.25 | 72,204 |
| Best-Selling British Musical Acts | 0 | - | 4.48 | 46,119 |
| Europe Map Quiz | 0 | - | 5.00 | 4,642,191 |
| Four Letter European Geography #1 | 0 | - | 4.44 | 25,764 |
| Four Letter European Geography #2 | 0 | - | 4.55 | 18,534 |
| Capitals of French Regions | 0 | - | 4.43 | 15,743 |
| Capitals of German States | 0 | - | 4.70 | 28,439 |
| Chancellors of Germany, 1949–present | 0 | - | 4.58 | 22,513 |
| The Trojan War | 0 | - | 4.81 | 38,535 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.83 | 106,481 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 82,536 |
| Roman Emperors | 0 | - | 4.96 | 112,454 |
| A Quiz About The Beatles | 0 | - | 4.55 | 46,558 |
| Africa Map Quiz | 0 | - | 5.00 | 2,070,118 |
| Oceania Map Quiz | 0 | - | 4.98 | 618,235 |
| Australian Capitals | 0 | - | 4.92 | 62,228 |
| European Geography By Letter - A | 0 | - | 4.61 | 130,597 |
| European Geography By Letter - B #1 | 0 | - | 4.70 | 109,105 |
| European Geography By Letter - C | 0 | - | 4.46 | 110,258 |
| European Geography By Letter - D | 0 | - | 4.52 | 104,945 |
| European Geography By Letter - L | 0 | - | 4.52 | 110,291 |
| European Geography By Letter - M | 0 | - | 4.52 | 124,394 |
| European Geography By Letter - P #1 | 0 | - | 4.78 | 94,678 |
| European Geography By Letter - N | 0 | - | 4.43 | 98,095 |
| European Geography By Letter - R | 0 | - | 4.41 | 91,266 |
| European Geography By Letter - V | 0 | - | 4.44 | 90,815 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,210 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 70,762 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,219 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,303 |
| European Geography By Letter - S #1 | 0 | - | 4.62 | 98,086 |
| Regions of France | 0 | - | 4.74 | 114,867 |
| France Immigration by Country | 0 | - | 4.73 | 74,606 |
| Famous Germans | 0 | - | 4.44 | 41,519 |
| German Groups of Things | 0 | - | 4.46 | 37,853 |
| Germany True or False? | 0 | - | 4.63 | 47,765 |
| Largest Islands of Greece | 0 | - | 4.59 | 45,874 |
| Olympian Gods Quiz | 0 | - | 4.96 | 476,676 |
| Name that Greek Letter | 0 | - | 4.93 | 315,527 |
| Famous Italians by Clue | 0 | - | 4.45 | 85,564 |
| Provinces of the Netherlands | 0 | - | 4.77 | 38,896 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 47,614 |
| Foods in a Full English Breakfast | 0 | - | 4.45 | 100,058 |
| Imagine Lyrics | 0 | - | 4.54 | 42,299 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,419,683 |
| Asia Map Quiz | 0 | - | 4.99 | 878,858 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 42,623 |
| African East Coast | 0 | - | 4.96 | 92,585 |
| Western Africa Map Quiz | 0 | - | 4.97 | 70,436 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 47,671 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 204,230 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 90,789 |
| Countries That Use the Euro | 0 | - | 4.97 | 96,659 |
| European Physical Geography | 0 | - | 4.25 | 33,077 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 108,779 |
| Country Codes of Europe | 0 | - | 3.44 | 13,444 |
| The Only European Country ... | 0 | - | 4.92 | 204,951 |
| European Countries NOT in NATO | 0 | - | 4.88 | 54,900 |
| History of Russia Quiz | 0 | - | 4.49 | 31,468 |
| Geography of Russia | 0 | - | 4.56 | 21,140 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,272 |
| History of Austria | 0 | - | 4.69 | 17,426 |
| Presidents of France | 0 | - | 4.25 | 23,025 |
| Geography of the French Empire | 0 | - | 4.51 | 26,500 |
| The French Revolution | 0 | - | 4.46 | 23,196 |
| France Multiple Choice | 0 | - | 4.38 | 40,263 |
| History of France Quiz | 0 | - | 4.56 | 42,279 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.42 | 23,074 |
| Ancient Greek Words | 0 | - | 4.92 | 107,715 |
| History of Italy | 0 | - | 4.54 | 31,442 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 54,044 |
| The Vikings! | 0 | - | 4.46 | 27,998 |
| Sweden Immigration by Country | 0 | - | 4.54 | 54,694 |
| The Portuguese Empire | 0 | - | 4.54 | 11,832 |
| Kings of Spain Quiz | 0 | - | 4.14 | 13,748 |
| American to British Word Translation | 0 | - | 4.01 | 115,704 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,231 |
| United Kingdom A-Z | 0 | - | 4.53 | 86,099 |
| Beatles Lyrics First Names | 0 | - | 4.38 | 33,827 |
| Beatles Songs by Synonyms | 0 | - | 4.74 | 39,264 |
| Elton John Quiz | 0 | - | 4.48 | 18,240 |
| Champions League Top 4 | 0 | - | 4.74 | 127,536 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 92,715 |
| Countries by National Anthem | 0 | - | 4.93 | 70,420 |
| Countries of Africa | 0 | - | 5.00 | 2,427,621 |
| Australia Map Quiz | 0 | - | 4.94 | 337,640 |
| United States Map Quiz | 0 | - | 4.98 | 4,097,189 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 356,660 |
| European Geography By Letter - E | 0 | - | 4.22 | 110,698 |
| European Geography By Letter - F | 0 | - | 4.17 | 90,196 |
| European Geography By Letter - H | 0 | - | 4.29 | 93,640 |
| European Geography By Letter - G | 0 | - | 4.26 | 99,712 |
| European Geography By Letter - I | 0 | - | 4.11 | 93,145 |
| European Geography By Letter - K | 0 | - | 4.15 | 67,994 |
| European Geography By Letter - O | 0 | - | 4.29 | 60,884 |
| European Geography by Letter - W | 0 | - | 4.21 | 81,498 |
| European Geography By Letter - T | 0 | - | 4.40 | 74,037 |
| Europe Geography Quiz #3 | 0 | - | 4.33 | 62,706 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 49,645 |
| European Geography A-Z | 0 | - | 4.28 | 48,272 |
| Austria... or Australia? | 0 | - | 4.73 | 102,573 |
| Word Chain - France | 0 | - | 4.38 | 42,087 |
| Ancient Greek Trivia | 0 | - | 4.61 | 65,987 |
| Can You Name All Of One Direction's Songs? | 0 | - | 4.50 | 94,622 |
| Italian Foods | 0 | - | 4.30 | 70,489 |
| Countries Italy Declared War On | 0 | - | 4.74 | 42,334 |
| The Mafia Quiz | 0 | - | 4.46 | 22,895 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 423,886 |
| History of The Netherlands | 0 | - | 4.46 | 16,906 |
| Famous Nordic People | 0 | - | 4.41 | 11,104 |
| Canary Islands | 0 | - | 4.61 | 17,213 |
| Switzerland Immigration by Country | 0 | - | 4.78 | 27,727 |
| British Spellings Quiz | 0 | - | 4.07 | 98,202 |
| British Groups of Things | 0 | - | 4.25 | 82,294 |
| British Acronyms | 0 | - | 4.39 | 45,161 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,655 |
| British Monopoly Board | 0 | - | 4.51 | 40,634 |
| Geography of Scotland | 0 | - | 4.63 | 21,034 |
| Beatles Songs by Synopsis | 0 | - | 4.30 | 31,951 |
| Viva la Vida Lyrics | 0 | - | 4.34 | 39,088 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,357,365 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 96,734 |
| Flags of Africa Quiz | 0 | - | 5.00 | 440,853 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 211,820 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 113,308 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 157,361 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 132,336 |
| Top African Languages on a Map | 0 | - | 4.92 | 68,396 |
| African Island Countries | 0 | - | 4.96 | 98,312 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 237,970 |
| Australian States and Territories | 0 | - | 4.96 | 138,104 |
| Australian Immigration by Country | 0 | - | 4.81 | 76,249 |
| Australia True or False | 0 | - | 4.87 | 55,502 |
| Flags of North and South America | 0 | - | 4.99 | 344,467 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 111,154 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 141,307 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 123,419 |
| South America Map Quiz | 0 | - | 5.00 | 1,516,510 |
| Countries of North America Quiz | 0 | - | 5.00 | 981,319 |
| North America Map Quiz | 0 | - | 4.98 | 233,646 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 112,418 |
| Canada Provinces and Territories | 0 | - | 5.00 | 325,197 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 619,464 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 53,052 |
| Straight Shot to Antarctica | 0 | - | 4.93 | 41,359 |
