| European Countries by First 2 Letters | 0 | - | 4.95 | 526,284 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,573 |
| Official European Union Languages | 0 | - | 4.97 | 236,497 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,690 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,153 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,533 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,563 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,238 |
| Celtic Nations | 0 | - | 4.69 | 46,810 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,838 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,793 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,842 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,045 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 349,822 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,319 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,204 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,136 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,226 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 79,766 |
| Federal Subjects of Russia | 0 | - | 4.94 | 143,943 |
| States of Germany | 0 | - | 4.96 | 150,013 |
| Germany Immigration by Country | 0 | - | 4.84 | 80,001 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,517 |
| Regions of Italy | 0 | - | 4.92 | 74,689 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,797 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,310 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,137 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,046 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 290,313 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,403 |
| Champions League Winners | 0 | - | 4.92 | 996,179 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,445 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,598 |
| Word Scramble - European Countries | 0 | - | 4.70 | 140,978 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,015 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,485 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,172 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,138 |
| Slavic Languages | 0 | - | 4.67 | 53,970 |
| Departments of France | 0 | - | 4.93 | 52,793 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,427 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,361 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,243 |
| England or Wales? | 0 | - | 4.94 | 45,307 |
| All UEFA Champions League Teams Ever | 0 | - | 4.84 | 128,472 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,501 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,784 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,510 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,085 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,115 |
| History of Russia Quiz | 0 | - | 4.49 | 31,788 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,563 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 641,793 |
| Name that Greek Letter | 0 | - | 4.94 | 321,632 |
| History of Italy | 0 | - | 4.55 | 31,813 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,155 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,478 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,979 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,440 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,683 |
| Europe Map Quiz | 0 | - | 5.00 | 4,730,714 |
| Four Letter European Geography #1 | 0 | - | 4.44 | 27,141 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 19,605 |
| Capitals of French Regions | 0 | - | 4.45 | 15,983 |
| Capitals of German States | 0 | - | 4.74 | 28,811 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,090 |
| The Trojan War | 0 | - | 4.83 | 39,425 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,517 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,039 |
| Roman Emperors | 0 | - | 4.95 | 118,447 |
| A Quiz About The Beatles | 0 | - | 4.56 | 47,548 |
| Africa Map Quiz | 0 | - | 5.00 | 2,104,078 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,192 |
| Australian Capitals | 0 | - | 4.92 | 62,593 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,385 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 110,886 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,822 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,692 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,207 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,868 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,659 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,618 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,013 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,293 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,986 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,610 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,941 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,979 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,585 |
| Regions of France | 0 | - | 4.78 | 119,214 |
| France Immigration by Country | 0 | - | 4.72 | 75,957 |
| Famous Germans | 0 | - | 4.50 | 54,605 |
| German Groups of Things | 0 | - | 4.46 | 38,305 |
| Germany True or False? | 0 | - | 4.61 | 48,530 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,461 |
| Olympian Gods Quiz | 0 | - | 4.96 | 495,991 |
| Famous Italians by Clue | 0 | - | 4.45 | 88,415 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,771 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,043 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 101,938 |
| Imagine Lyrics | 0 | - | 4.53 | 43,061 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,439,934 |
| Asia Map Quiz | 0 | - | 4.99 | 906,873 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,799 |
| African East Coast | 0 | - | 4.96 | 95,028 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,910 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,780 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,104 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,198 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,945 |
| European Physical Geography | 0 | - | 4.26 | 33,373 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,516 |
| Country Codes of Europe | 0 | - | 3.46 | 13,653 |
| The Only European Country ... | 0 | - | 4.91 | 213,779 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,503 |
| Geography of Russia | 0 | - | 4.57 | 21,425 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,772 |
| History of Austria | 0 | - | 4.70 | 17,744 |
| Presidents of France | 0 | - | 4.25 | 23,899 |
| Geography of the French Empire | 0 | - | 4.48 | 26,925 |
| The French Revolution | 0 | - | 4.46 | 23,781 |
| France Multiple Choice | 0 | - | 4.38 | 40,633 |
| History of France | 0 | - | 4.59 | 56,018 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,382 |
| Ancient Greek Words | 0 | - | 4.92 | 110,682 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,614 |
| The Vikings! | 0 | - | 4.45 | 28,244 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,689 |
| The Portuguese Empire | 0 | - | 4.54 | 11,989 |
| Kings of Spain Quiz | 0 | - | 4.14 | 13,955 |
| American to British Word Translation | 0 | - | 4.06 | 117,050 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,701 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,210 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,391 |
| Beatles Lyrics First Names | 0 | - | 4.38 | 34,469 |
| Beatles Songs by Synonyms | 0 | - | 4.74 | 40,290 |
| Elton John Quiz | 0 | - | 4.48 | 18,401 |
| Champions League Top 4 | 0 | - | 4.77 | 133,762 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,443 |
| Countries by National Anthem | 0 | - | 4.92 | 71,015 |
| Countries of Africa | 0 | - | 5.00 | 2,507,309 |
| Australia Map Quiz | 0 | - | 4.94 | 342,447 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,457 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,282 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,201 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,522 |
| European Geography By Letter - H | 0 | - | 4.30 | 94,886 |
| European Geography By Letter - G | 0 | - | 4.25 | 101,261 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,475 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,154 |
| European Geography By Letter - O | 0 | - | 4.28 | 61,911 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,289 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,392 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,502 |
| European Geography A-Z | 0 | - | 4.28 | 48,992 |
| Austria... or Australia? | 0 | - | 4.68 | 103,859 |
| Word Chain - France | 0 | - | 4.38 | 42,578 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,767 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,766 |
| Italian Foods | 0 | - | 4.31 | 72,171 |
| Countries Italy Declared War On | 0 | - | 4.75 | 42,942 |
| The Mafia Quiz | 0 | - | 4.46 | 23,204 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 433,472 |
| History of The Netherlands | 0 | - | 4.46 | 17,309 |
| Canary Islands | 0 | - | 4.61 | 17,401 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,145 |
| British Spellings | 0 | - | 4.07 | 99,201 |
| British Groups of Things | 0 | - | 4.25 | 82,668 |
| British Acronyms | 0 | - | 4.39 | 45,617 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,944 |
| British Monopoly Board | 0 | - | 4.52 | 41,028 |
| Beatles Songs by Synopsis | 0 | - | 4.31 | 32,676 |
| Viva la Vida Lyrics | 0 | - | 4.37 | 49,550 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,773 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,430 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,198 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,598 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,549 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,245 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,499 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,078 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,407 |
| African Island Countries | 0 | - | 4.96 | 100,774 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,622 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,683 |
| Australian States and Territories | 0 | - | 4.95 | 140,750 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,015 |
| Australia True or False | 0 | - | 4.87 | 56,497 |
| Flags of North and South America | 0 | - | 4.99 | 367,029 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,146 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,148 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,206 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,079 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,459 |
| North America Map Quiz | 0 | - | 4.98 | 244,379 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,374 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,818 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,847 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,601 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,493 |
