| European Countries by First 2 Letters | 0 | - | 4.95 | 529,404 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,103 |
| Official European Union Languages | 0 | - | 4.97 | 238,453 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,814 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,097 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,971 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,826 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,383 |
| Celtic Nations | 0 | - | 4.69 | 46,935 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,347 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,418 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,592 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,341 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,985 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 355,742 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,091 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,483 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 78,418 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 80,939 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,058 |
| States of Germany | 0 | - | 4.96 | 152,456 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,010 |
| Regions of Italy | 0 | - | 4.92 | 75,835 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,126 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,907 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,181 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,130 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,665 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,691 |
| Champions League Winners | 0 | - | 4.92 | 1,006,284 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,595 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,654 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,675 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,898 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,160 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,759 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,062 |
| Slavic Languages | 0 | - | 4.68 | 54,350 |
| Departments of France | 0 | - | 4.93 | 54,065 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,606 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,541 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,457 |
| England or Wales? | 0 | - | 4.94 | 45,674 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,286 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,146 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,427 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,763 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,078 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,042 |
| History of Russia Quiz | 0 | - | 4.47 | 31,913 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,722 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,189 |
| Name that Greek Letter | 0 | - | 4.93 | 323,385 |
| History of Italy | 0 | - | 4.55 | 31,968 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,763 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,652 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,223 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,759 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,896 |
| Europe Map Quiz | 0 | - | 5.00 | 4,761,773 |
| Capitals of French Regions | 0 | - | 4.45 | 16,066 |
| Capitals of German States | 0 | - | 4.74 | 28,952 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,326 |
| The Trojan War | 0 | - | 4.83 | 39,717 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,796 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,512 |
| Roman Emperors | 0 | - | 4.95 | 119,982 |
| A Quiz About The Beatles | 0 | - | 4.56 | 47,941 |
| Africa Map Quiz | 0 | - | 5.00 | 2,117,403 |
| Oceania Map Quiz | 0 | - | 4.98 | 641,988 |
| Australian Capitals | 0 | - | 4.92 | 62,718 |
| European Geography By Letter - A | 0 | - | 4.52 | 146,098 |
| European Geography By Letter - B #1 | 0 | - | 4.64 | 117,850 |
| European Geography By Letter - C | 0 | - | 4.46 | 113,824 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,498 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,430 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,549 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,486 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,791 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,655 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,970 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,385 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,263 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,927 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,213 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,228 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,561 |
| Regions of France | 0 | - | 4.72 | 120,726 |
| France Immigration by Country | 0 | - | 4.70 | 76,496 |
| Famous Germans | 0 | - | 4.50 | 55,277 |
| German Groups of Things | 0 | - | 4.46 | 38,473 |
| Germany True or False? | 0 | - | 4.61 | 48,790 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,990 |
| Olympian Gods Quiz | 0 | - | 4.96 | 500,648 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,460 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,337 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,259 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,215 |
| Imagine Lyrics | 0 | - | 4.53 | 43,271 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,448,075 |
| Asia Map Quiz | 0 | - | 4.99 | 916,411 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,798 |
| African East Coast | 0 | - | 4.96 | 96,019 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,849 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,662 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,181 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,644 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,952 |
| European Physical Geography | 0 | - | 4.26 | 33,502 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,176 |
| Country Codes of Europe | 0 | - | 3.43 | 13,713 |
| The Only European Country ... | 0 | - | 4.91 | 216,526 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,065 |
| Four Letter European Geography #1 | 0 | - | 4.40 | 28,132 |
| Geography of Russia | 0 | - | 4.57 | 21,525 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,951 |
| History of Austria | 0 | - | 4.70 | 17,859 |
| Presidents of France | 0 | - | 4.25 | 24,118 |
| Geography of the French Empire | 0 | - | 4.45 | 27,057 |
| The French Revolution | 0 | - | 4.46 | 23,927 |
| France Multiple Choice | 0 | - | 4.39 | 40,736 |
| History of France | 0 | - | 4.59 | 56,952 |
| Ancient Greek Words | 0 | - | 4.93 | 111,551 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,117 |
| The Vikings! | 0 | - | 4.46 | 28,341 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,117 |
| The Portuguese Empire | 0 | - | 4.58 | 12,064 |
| Kings of Spain Quiz | 0 | - | 4.14 | 14,032 |
| American to British Word Translation | 0 | - | 4.14 | 139,012 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,887 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,021 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,654 |
| Beatles Lyrics First Names | 0 | - | 4.38 | 34,667 |
| Beatles Songs by Synonyms | 0 | - | 4.74 | 40,667 |
| Elton John Quiz | 0 | - | 4.48 | 18,464 |
| Champions League Top 4 | 0 | - | 4.77 | 136,340 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,927 |
| Countries by National Anthem | 0 | - | 4.92 | 71,224 |
| Countries of Africa | 0 | - | 5.00 | 2,535,770 |
| Australia Map Quiz | 0 | - | 4.95 | 344,539 |
| United States Map Quiz | 0 | - | 4.98 | 4,157,497 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,375 |
| European Geography By Letter - E | 0 | - | 4.23 | 113,539 |
| European Geography By Letter - F | 0 | - | 4.17 | 92,852 |
| European Geography By Letter - H | 0 | - | 4.30 | 95,981 |
| European Geography By Letter - G | 0 | - | 4.27 | 102,665 |
| European Geography By Letter - I | 0 | - | 4.10 | 95,472 |
| European Geography By Letter - K | 0 | - | 4.14 | 70,115 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,692 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,899 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,662 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 51,162 |
| European Geography A-Z | 0 | - | 4.29 | 49,260 |
| Austria... or Australia? | 0 | - | 4.68 | 104,329 |
| Famous French People | 0 | - | 4.06 | 35,537 |
| Word Chain - France | 0 | - | 4.38 | 42,773 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,987 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,909 |
| Italian Foods | 0 | - | 4.30 | 72,763 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,318 |
| The Mafia Quiz | 0 | - | 4.46 | 23,317 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 436,974 |
| History of The Netherlands | 0 | - | 4.46 | 17,430 |
| Canary Islands | 0 | - | 4.62 | 17,476 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 29,693 |
| British Spellings | 0 | - | 4.06 | 99,446 |
| British Groups of Things | 0 | - | 4.25 | 82,862 |
| British Acronyms | 0 | - | 4.40 | 45,794 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,034 |
| British Monopoly Board | 0 | - | 4.52 | 41,164 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,762 |
| Beatles Songs by Synopsis | 0 | - | 4.31 | 32,915 |
| Viva la Vida Lyrics | 0 | - | 4.37 | 49,849 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,382,758 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,960 |
| Flags of Africa Quiz | 0 | - | 5.00 | 470,961 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,922 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,556 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,193 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,234 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,454 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,960 |
| African Island Countries | 0 | - | 4.96 | 101,597 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,354 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,252 |
| Australian States and Territories | 0 | - | 4.96 | 141,933 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,279 |
| Australia True or False | 0 | - | 4.87 | 56,847 |
| Flags of North and South America | 0 | - | 4.99 | 372,908 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,591 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,198 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,718 |
| South America Map Quiz | 0 | - | 5.00 | 1,549,240 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,022,764 |
| North America Map Quiz | 0 | - | 4.98 | 248,374 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,719 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,350 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 640,150 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,130 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,867 |
