| European Countries by First 2 Letters | 0 | - | 4.96 | 516,228 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 66,569 |
| Official European Union Languages | 0 | - | 4.98 | 231,528 |
| European Countries in their Native Language | 0 | - | 4.99 | 153,497 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 415,814 |
| Europe Geography Decoder | 0 | - | 4.86 | 68,057 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.84 | 41,349 |
| Countries that Beat Switzerland | 0 | - | 4.87 | 40,756 |
| Add A Letter - Make a European City | 0 | - | 4.88 | 22,707 |
| Celtic Nations | 0 | - | 4.77 | 46,315 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.85 | 85,195 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 302,369 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 154,473 |
| Germany Multiple Choice | 0 | - | 4.83 | 52,884 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 334,573 |
| Catholic Countries in Europe | 0 | - | 4.83 | 91,622 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.70 | 57,073 |
| European Geography By Letter - B #2 | 0 | - | 4.81 | 67,083 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 76,242 |
| Federal Subjects of Russia | 0 | - | 4.95 | 135,891 |
| States of Germany | 0 | - | 4.95 | 142,757 |
| Germany Immigration by Country | 0 | - | 4.86 | 77,432 |
| States of the German Confederation in 1848 | 0 | - | 4.88 | 30,161 |
| Counties of Ireland | 0 | - | 4.91 | 180,717 |
| Regions of Italy | 0 | - | 4.91 | 70,596 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 36,078 |
| Regions of Spain Quiz | 0 | - | 4.89 | 107,658 |
| Cantons of Switzerland | 0 | - | 4.97 | 47,140 |
| Beatles Songs Quiz | 0 | - | 4.96 | 227,071 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 286,155 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 16,936 |
| Champions League Winners | 0 | - | 4.91 | 968,577 |
| Pre-Euro Currencies | 0 | - | 4.43 | 51,805 |
| Word Scramble - European Countries | 0 | - | 4.73 | 137,459 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 107,670 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 223,214 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 267,611 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 159,332 |
| Slavic Languages | 0 | - | 4.64 | 52,652 |
| Departments of France | 0 | - | 4.91 | 47,821 |
| Capitals of Italian Regions | 0 | - | 4.62 | 35,938 |
| Countries Surrounding Rome | 0 | - | 4.96 | 48,705 |
| Spanish Immigration by Country | 0 | - | 4.63 | 54,567 |
| England or Wales? | 0 | - | 4.94 | 44,193 |
| All UEFA Champions League Teams Ever | 0 | - | 4.83 | 124,015 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 261,826 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 62,759 |
| French Geography Quiz #1 | 0 | - | 4.88 | 33,678 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 271,648 |
| Top European Languages on a Map | 0 | - | 4.77 | 127,951 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,014 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 623,855 |
| Italy Multiple Choice | 0 | - | 4.74 | 101,114 |
| Geography of the Dutch Empire | 0 | - | 4.68 | 33,927 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 76,505 |
| Wonderwall Lyrics | 0 | - | 4.24 | 72,092 |
| Best-Selling British Musical Acts | 0 | - | 4.48 | 46,052 |
| Europe Map Quiz | 0 | - | 5.00 | 4,629,744 |
| Four Letter European Geography #1 | 0 | - | 4.45 | 25,601 |
| Four Letter European Geography #2 | 0 | - | 4.55 | 18,381 |
| Capitals of French Regions | 0 | - | 4.43 | 15,706 |
| Capitals of German States | 0 | - | 4.70 | 28,406 |
| Chancellors of Germany, 1949–present | 0 | - | 4.58 | 22,445 |
| The Trojan War | 0 | - | 4.81 | 38,420 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.83 | 105,403 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 82,307 |
| Roman Emperors | 0 | - | 4.96 | 112,005 |
| A Quiz About The Beatles | 0 | - | 4.55 | 46,450 |
| Africa Map Quiz | 0 | - | 5.00 | 2,065,013 |
| Oceania Map Quiz | 0 | - | 4.98 | 616,425 |
| Australian Capitals | 0 | - | 4.92 | 62,199 |
| European Geography By Letter - A | 0 | - | 4.61 | 130,231 |
| European Geography By Letter - B #1 | 0 | - | 4.70 | 108,735 |
| European Geography By Letter - C | 0 | - | 4.46 | 109,859 |
| European Geography By Letter - D | 0 | - | 4.52 | 104,560 |
| European Geography By Letter - L | 0 | - | 4.52 | 109,956 |
| European Geography By Letter - M | 0 | - | 4.53 | 119,371 |
| European Geography By Letter - P | 0 | - | 4.78 | 94,367 |
| European Geography By Letter - N | 0 | - | 4.43 | 97,802 |
| European Geography By Letter - R | 0 | - | 4.41 | 90,993 |
| European Geography By Letter - V | 0 | - | 4.44 | 90,542 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,110 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 70,657 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,131 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,247 |
| European Geography By Letter - S #1 | 0 | - | 4.61 | 97,826 |
| Regions of France | 0 | - | 4.74 | 114,390 |
| France Immigration by Country | 0 | - | 4.73 | 74,420 |
| Famous Germans | 0 | - | 4.44 | 41,386 |
| German Groups of Things | 0 | - | 4.46 | 37,798 |
| Germany True or False? | 0 | - | 4.63 | 47,672 |
| Largest Islands of Greece | 0 | - | 4.59 | 45,670 |
| Olympian Gods Quiz | 0 | - | 4.96 | 475,920 |
| Name that Greek Letter | 0 | - | 4.93 | 314,806 |
| Famous Italians by Clue | 0 | - | 4.45 | 85,249 |
| Provinces of the Netherlands | 0 | - | 4.77 | 38,617 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 47,562 |
| Foods in a Full English Breakfast | 0 | - | 4.45 | 99,817 |
| Imagine Lyrics | 0 | - | 4.54 | 42,212 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,416,874 |
| Asia Map Quiz | 0 | - | 4.99 | 875,763 |
| African East Coast | 0 | - | 4.96 | 92,308 |
| Western Africa Map Quiz | 0 | - | 4.97 | 70,118 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 47,407 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 203,937 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 90,494 |
| Countries That Use the Euro | 0 | - | 4.97 | 92,793 |
| European Physical Geography | 0 | - | 4.25 | 33,039 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 108,230 |
| Country Codes of Europe | 0 | - | 3.44 | 13,424 |
| The Only European Country ... | 0 | - | 4.92 | 204,008 |
| European Countries NOT in NATO | 0 | - | 4.88 | 54,322 |
| History of Russia Quiz | 0 | - | 4.49 | 31,423 |
| Geography of Russia | 0 | - | 4.56 | 21,099 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,200 |
| History of Austria | 0 | - | 4.69 | 17,395 |
| Presidents of France | 0 | - | 4.25 | 22,896 |
| Geography of the French Empire | 0 | - | 4.51 | 26,468 |
| The French Revolution | 0 | - | 4.46 | 23,157 |
| France Multiple Choice | 0 | - | 4.37 | 40,218 |
| History of France Quiz | 0 | - | 4.56 | 42,201 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.42 | 23,051 |
| Ancient Greek Words | 0 | - | 4.92 | 107,343 |
| History of Italy | 0 | - | 4.54 | 31,393 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 53,831 |
| The Vikings! | 0 | - | 4.46 | 27,976 |
| Sweden Immigration by Country | 0 | - | 4.54 | 54,535 |
| The Portuguese Empire | 0 | - | 4.54 | 11,818 |
| Kings of Spain Quiz | 0 | - | 4.14 | 13,721 |
| American to British Word Translation | 0 | - | 4.01 | 115,523 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,163 |
| United Kingdom A-Z | 0 | - | 4.53 | 85,965 |
| Beatles Lyrics First Names | 0 | - | 4.38 | 33,739 |
| Beatles Songs by Synonyms | 0 | - | 4.72 | 39,130 |
| Elton John Quiz | 0 | - | 4.48 | 18,208 |
| Champions League Top 4 | 0 | - | 4.74 | 126,836 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 92,286 |
| Countries by National Anthem | 0 | - | 4.93 | 70,356 |
| Countries of Africa | 0 | - | 5.00 | 2,417,654 |
| Australia Map Quiz | 0 | - | 4.94 | 337,063 |
| United States Map Quiz | 0 | - | 4.98 | 4,090,375 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 356,002 |
| European Geography By Letter - E | 0 | - | 4.22 | 110,403 |
| European Geography By Letter - F | 0 | - | 4.18 | 89,880 |
| European Geography By Letter - H | 0 | - | 4.29 | 93,366 |
| European Geography By Letter - G | 0 | - | 4.25 | 99,390 |
| European Geography By Letter - I | 0 | - | 4.11 | 92,844 |
| European Geography By Letter - K | 0 | - | 4.13 | 67,665 |
| European Geography By Letter - O | 0 | - | 4.29 | 60,585 |
| European Geography by Letter - W | 0 | - | 4.21 | 81,239 |
| European Geography By Letter - T | 0 | - | 4.40 | 73,771 |
| Europe Geography Quiz #3 | 0 | - | 4.33 | 62,625 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 49,359 |
| European Geography A-Z | 0 | - | 4.31 | 48,200 |
| Austria... or Australia? | 0 | - | 4.73 | 102,417 |
| Word Chain - France | 0 | - | 4.38 | 42,024 |
| Ancient Greek Trivia | 0 | - | 4.61 | 65,897 |
| Can You Name All Of One Direction's Songs? | 0 | - | 4.50 | 94,436 |
| Italian Foods | 0 | - | 4.30 | 70,305 |
| Countries Italy Declared War On | 0 | - | 4.74 | 42,251 |
| The Mafia Quiz | 0 | - | 4.46 | 22,853 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 423,074 |
| History of The Netherlands | 0 | - | 4.46 | 16,869 |
| Famous Nordic People | 0 | - | 4.41 | 11,089 |
| Canary Islands | 0 | - | 4.61 | 17,190 |
| Switzerland Immigration by Country | 0 | - | 4.78 | 27,531 |
| British Spellings Quiz | 0 | - | 4.07 | 98,145 |
| British Groups of Things | 0 | - | 4.25 | 82,263 |
| British Acronyms | 0 | - | 4.39 | 45,098 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,632 |
| British Monopoly Board | 0 | - | 4.51 | 40,603 |
| Geography of Scotland | 0 | - | 4.63 | 20,984 |
| Beatles Songs by Synopsis | 0 | - | 4.30 | 31,883 |
| Viva la Vida Lyrics | 0 | - | 4.34 | 39,008 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,355,420 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 96,560 |
| Flags of Africa Quiz | 0 | - | 5.00 | 438,371 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 26,866 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 211,129 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 112,908 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 156,902 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 131,622 |
| Top African Languages on a Map | 0 | - | 4.92 | 67,927 |
| African Island Countries | 0 | - | 4.96 | 97,833 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 237,501 |
| Australian States and Territories | 0 | - | 4.96 | 137,802 |
| Australian Immigration by Country | 0 | - | 4.81 | 76,151 |
| Australia True or False | 0 | - | 4.87 | 55,394 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 342,750 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 110,999 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 141,064 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 122,881 |
| South America Map Quiz | 0 | - | 5.00 | 1,512,553 |
| Countries of North America Quiz | 0 | - | 5.00 | 976,908 |
| North America Map Quiz | 0 | - | 4.98 | 232,401 |
| Third Most Common Language by U.S. State | 0 | - | 4.90 | 112,313 |
| Canada Provinces and Territories | 0 | - | 5.00 | 323,869 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 617,888 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 52,866 |
| Straight Shot to Antarctica | 0 | - | 4.93 | 41,190 |
