| European Countries by First 2 Letters | 0 | - | 4.95 | 529,279 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,083 |
| Official European Union Languages | 0 | - | 4.97 | 238,390 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,773 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,985 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,951 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,817 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,380 |
| Celtic Nations | 0 | - | 4.69 | 46,929 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,338 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,316 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 171,437 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,332 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,966 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 355,538 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,052 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,470 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 78,270 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 80,902 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,945 |
| States of Germany | 0 | - | 4.96 | 152,363 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,985 |
| Regions of Italy | 0 | - | 4.92 | 75,805 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,090 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,867 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,154 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,037 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,614 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,689 |
| Champions League Winners | 0 | - | 4.92 | 1,005,967 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,591 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,653 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,648 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,847 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,058 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,671 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,979 |
| Slavic Languages | 0 | - | 4.68 | 54,333 |
| Departments of France | 0 | - | 4.93 | 54,030 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,599 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,537 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,450 |
| England or Wales? | 0 | - | 4.94 | 45,664 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,230 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,088 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,414 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,755 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,947 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,013 |
| History of Russia Quiz | 0 | - | 4.47 | 31,909 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,716 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 646,968 |
| Name that Greek Letter | 0 | - | 4.93 | 323,338 |
| History of Italy | 0 | - | 4.55 | 31,962 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,742 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,645 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,212 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,741 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,891 |
| Europe Map Quiz | 0 | - | 5.00 | 4,760,539 |
| Capitals of French Regions | 0 | - | 4.45 | 16,063 |
| Capitals of German States | 0 | - | 4.74 | 28,947 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,318 |
| The Trojan War | 0 | - | 4.83 | 39,703 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,752 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,492 |
| Roman Emperors | 0 | - | 4.95 | 119,937 |
| A Quiz About The Beatles | 0 | - | 4.56 | 47,924 |
| Africa Map Quiz | 0 | - | 5.00 | 2,116,941 |
| Oceania Map Quiz | 0 | - | 4.98 | 641,721 |
| Australian Capitals | 0 | - | 4.92 | 62,716 |
| European Geography By Letter - A | 0 | - | 4.52 | 145,905 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 115,707 |
| European Geography By Letter - C | 0 | - | 4.46 | 113,654 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,338 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,332 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,417 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,400 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,709 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,594 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,920 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,314 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,250 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,920 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,202 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,221 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,494 |
| Regions of France | 0 | - | 4.75 | 120,680 |
| France Immigration by Country | 0 | - | 4.70 | 76,478 |
| Famous Germans | 0 | - | 4.50 | 55,265 |
| German Groups of Things | 0 | - | 4.46 | 38,469 |
| Germany True or False? | 0 | - | 4.61 | 48,779 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,970 |
| Olympian Gods Quiz | 0 | - | 4.96 | 500,502 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,437 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,312 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,256 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,190 |
| Imagine Lyrics | 0 | - | 4.53 | 43,257 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,447,807 |
| Asia Map Quiz | 0 | - | 4.99 | 916,029 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,766 |
| African East Coast | 0 | - | 4.96 | 95,983 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,803 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,634 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,096 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,633 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,881 |
| European Physical Geography | 0 | - | 4.26 | 33,496 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,112 |
| Country Codes of Europe | 0 | - | 3.43 | 13,706 |
| The Only European Country ... | 0 | - | 4.91 | 216,437 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,014 |
| Four Letter European Geography #1 | 0 | - | 4.40 | 28,115 |
| Geography of Russia | 0 | - | 4.57 | 21,523 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,942 |
| History of Austria | 0 | - | 4.70 | 17,856 |
| Presidents of France | 0 | - | 4.25 | 24,101 |
| Geography of the French Empire | 0 | - | 4.45 | 27,048 |
| The French Revolution | 0 | - | 4.46 | 23,926 |
| France Multiple Choice | 0 | - | 4.39 | 40,732 |
| History of France | 0 | - | 4.59 | 56,937 |
| Ancient Greek Words | 0 | - | 4.93 | 111,523 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,097 |
| The Vikings! | 0 | - | 4.46 | 28,340 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,105 |
| The Portuguese Empire | 0 | - | 4.58 | 12,061 |
| Kings of Spain Quiz | 0 | - | 4.14 | 14,027 |
| American to British Word Translation | 0 | - | 4.14 | 138,963 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,885 |
| United Kingdom A-Z | 0 | - | 4.51 | 87,821 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,646 |
| Beatles Lyrics First Names | 0 | - | 4.38 | 34,655 |
| Beatles Songs by Synonyms | 0 | - | 4.74 | 40,657 |
| Elton John Quiz | 0 | - | 4.48 | 18,464 |
| Champions League Top 4 | 0 | - | 4.77 | 136,248 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,886 |
| Countries by National Anthem | 0 | - | 4.92 | 71,216 |
| Countries of Africa | 0 | - | 5.00 | 2,534,649 |
| Australia Map Quiz | 0 | - | 4.95 | 344,473 |
| United States Map Quiz | 0 | - | 4.98 | 4,156,850 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,301 |
| European Geography By Letter - E | 0 | - | 4.23 | 113,441 |
| European Geography By Letter - F | 0 | - | 4.17 | 92,761 |
| European Geography By Letter - H | 0 | - | 4.30 | 95,902 |
| European Geography By Letter - G | 0 | - | 4.27 | 102,576 |
| European Geography By Letter - I | 0 | - | 4.10 | 95,391 |
| European Geography By Letter - K | 0 | - | 4.14 | 70,035 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,628 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,859 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,658 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 51,114 |
| European Geography A-Z | 0 | - | 4.29 | 49,250 |
| Austria... or Australia? | 0 | - | 4.68 | 104,310 |
| Famous French People | 0 | - | 4.06 | 35,476 |
| Word Chain - France | 0 | - | 4.38 | 42,769 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,976 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,902 |
| Italian Foods | 0 | - | 4.30 | 72,746 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,304 |
| The Mafia Quiz | 0 | - | 4.46 | 23,314 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 436,859 |
| History of The Netherlands | 0 | - | 4.46 | 17,428 |
| Canary Islands | 0 | - | 4.62 | 17,474 |
| Switzerland Immigration by Country | 0 | - | 4.68 | 29,679 |
| British Spellings | 0 | - | 4.06 | 99,437 |
| British Groups of Things | 0 | - | 4.25 | 82,859 |
| British Acronyms | 0 | - | 4.40 | 45,785 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,033 |
| British Monopoly Board | 0 | - | 4.52 | 41,162 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,753 |
| Beatles Songs by Synopsis | 0 | - | 4.31 | 32,909 |
| Viva la Vida Lyrics | 0 | - | 4.37 | 49,831 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,382,592 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,948 |
| Flags of Africa Quiz | 0 | - | 5.00 | 470,643 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,882 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,529 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,170 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,211 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,410 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,912 |
| African Island Countries | 0 | - | 4.96 | 101,565 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,299 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,220 |
| Australian States and Territories | 0 | - | 4.96 | 141,900 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,277 |
| Australia True or False | 0 | - | 4.87 | 56,832 |
| Flags of North and South America | 0 | - | 4.99 | 372,758 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,584 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,181 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,682 |
| South America Map Quiz | 0 | - | 5.00 | 1,548,990 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,022,354 |
| North America Map Quiz | 0 | - | 4.98 | 248,287 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,703 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,169 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,984 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,111 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,855 |
