| European Countries by First 2 Letters | 0 | - | 4.95 | 530,452 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,304 |
| Official European Union Languages | 0 | - | 4.97 | 238,875 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,099 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,925 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,092 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,900 |
| Countries by National Anthem | 0 | - | 4.93 | 71,288 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,420 |
| Celtic Nations | 0 | - | 4.69 | 46,987 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,517 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,145 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,790 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,451 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,171 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 357,944 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,908 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 292,039 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,355 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,565 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 85,075 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,251 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,928 |
| States of Germany | 0 | - | 4.95 | 153,095 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,253 |
| Regions of Italy | 0 | - | 4.92 | 76,202 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,398 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,330 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,380 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,741 |
| Champions League Winners | 0 | - | 4.91 | 1,009,503 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,830 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,310 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,564 |
| Departments of France | 0 | - | 4.93 | 54,412 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,609 |
| England or Wales? | 0 | - | 4.94 | 45,784 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,939 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,636 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,671 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,853 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,533 |
| Slavic Languages | 0 | - | 4.68 | 54,459 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,655 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,511 |
| Twelve Days of Christmas | 0 | - | 4.45 | 146,076 |
| Rudolph the Red-Nosed Reindeer | 0 | - | 4.53 | 76,320 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,603 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,845 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 648,678 |
| Name that Greek Letter | 0 | - | 4.93 | 324,116 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,855 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,953 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,555 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,311 |
| History of Russia Quiz | 0 | - | 4.47 | 31,945 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,770 |
| The Trojan War | 0 | - | 4.83 | 39,790 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,192 |
| History of Italy | 0 | - | 4.55 | 32,047 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,933 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,640 |
| Roman Emperors | 0 | - | 4.95 | 120,344 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,716 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,292 |
| A Quiz About The Beatles | 0 | - | 4.56 | 48,061 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,598 |
| Australian Capitals | 0 | - | 4.92 | 62,748 |
| European Geography By Letter - A | 0 | - | 4.52 | 146,813 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 120,222 |
| European Geography By Letter - C | 0 | - | 4.46 | 114,584 |
| European Geography By Letter - D | 0 | - | 4.50 | 109,155 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,884 |
| European Geography By Letter - M | 0 | - | 4.67 | 131,168 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,833 |
| European Geography By Letter - N | 0 | - | 4.44 | 101,115 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,930 |
| European Geography By Letter - V | 0 | - | 4.42 | 93,220 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,743 |
| Europe Map Quiz | 0 | - | 5.00 | 4,769,817 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,344 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,003 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,290 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,287 |
| European Geography By Letter - S #1 | 0 | - | 4.62 | 100,820 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 20,539 |
| Countries that have Won the Most Eurovisions | 0 | - | 4.56 | 102,300 |
| Capitals of French Regions | 0 | - | 4.45 | 16,102 |
| Regions of France | 0 | - | 4.72 | 121,170 |
| France Immigration by Country | 0 | - | 4.70 | 76,661 |
| Famous Germans | 0 | - | 4.50 | 55,510 |
| German Groups of Things | 0 | - | 4.46 | 38,516 |
| Capitals of German States | 0 | - | 4.74 | 28,984 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,391 |
| Germany True or False? | 0 | - | 4.61 | 48,878 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,131 |
| Olympian Gods Quiz | 0 | - | 4.96 | 501,745 |
| Ancient Greek Words | 0 | - | 4.93 | 111,872 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,743 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,477 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,335 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,416 |
| Imagine Lyrics | 0 | - | 4.53 | 43,379 |
| Christmas Song Lyrics | 0 | - | 4.19 | 70,665 |
| Africa Map Quiz | 0 | - | 5.00 | 2,121,280 |
| Oceania Map Quiz | 0 | - | 4.98 | 643,647 |
| America the Beautiful Lyrics | 0 | - | 4.27 | 19,767 |
| European Physical Geography | 0 | - | 4.26 | 33,539 |
| Geography of Russia | 0 | - | 4.57 | 21,552 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 42,005 |
| History of Austria | 0 | - | 4.70 | 17,900 |
| Geography of the French Empire | 0 | - | 4.45 | 27,151 |
| The French Revolution | 0 | - | 4.47 | 24,054 |
| France Multiple Choice | 0 | - | 4.39 | 40,769 |
| History of France | 0 | - | 4.59 | 57,249 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 437,869 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,264 |
| The Vikings! | 0 | - | 4.46 | 28,368 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,204 |
| The Portuguese Empire | 0 | - | 4.58 | 12,081 |
| American to British Word Translation | 0 | - | 4.14 | 139,280 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,941 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,144 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,711 |
| Beatles Lyrics First Names | 0 | - | 4.38 | 38,039 |
| Beatles Songs by Synonyms | 0 | - | 4.74 | 40,800 |
| Elton John Quiz | 0 | - | 4.49 | 18,486 |
| Champions League Top 4 | 0 | - | 4.77 | 137,193 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,541 |
| Asia Map Quiz | 0 | - | 4.99 | 919,182 |
| First Lines of Christmas Songs | 0 | - | 4.27 | 150,819 |
| Countries of Africa | 0 | - | 5.00 | 2,543,816 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,069 |
| African East Coast | 0 | - | 4.96 | 96,255 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,105 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,857 |
| Australia Map Quiz | 0 | - | 4.95 | 345,006 |
| United States Map Quiz | 0 | - | 4.98 | 4,163,043 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,738 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,730 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,499 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,967 |
| European Geography By Letter - E | 0 | - | 4.23 | 114,143 |
| European Geography By Letter - F | 0 | - | 4.17 | 93,506 |
| European Geography By Letter - H | 0 | - | 4.30 | 96,364 |
| European Geography By Letter - G | 0 | - | 4.27 | 103,048 |
| European Geography By Letter - I | 0 | - | 4.10 | 95,806 |
| European Geography By Letter - K | 0 | - | 4.14 | 70,442 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,935 |
| European Geography by Letter - W | 0 | - | 4.20 | 83,090 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,742 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 51,375 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,632 |
| European Geography A-Z | 0 | - | 4.29 | 49,354 |
| Country Codes of Europe | 0 | - | 3.43 | 13,746 |
| The Only European Country ... | 0 | - | 4.91 | 217,313 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,520 |
| Four Letter European Geography #1 | 0 | - | 4.40 | 28,286 |
| Austria... or Australia? | 0 | - | 4.68 | 104,488 |
| Famous French People | 0 | - | 4.07 | 35,821 |
| Presidents of France | 0 | - | 4.25 | 24,199 |
| Word Chain - France | 0 | - | 4.38 | 42,832 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,066 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,945 |
| Figures from Greek Mythology | 0 | - | 4.91 | 187,640 |
| Italian Foods | 0 | - | 4.30 | 72,917 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,403 |
| The Mafia Quiz | 0 | - | 4.46 | 23,365 |
| History of The Netherlands | 0 | - | 4.46 | 17,476 |
| Kings of Spain Quiz | 0 | - | 4.14 | 14,063 |
| Canary Islands | 0 | - | 4.62 | 17,490 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 29,811 |
| British Spellings | 0 | - | 4.06 | 99,500 |
| British Groups of Things | 0 | - | 4.25 | 82,904 |
| British Acronyms | 0 | - | 4.40 | 45,844 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,052 |
| British Monopoly Board | 0 | - | 4.52 | 41,191 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,929 |
| Geography of Scotland | 0 | - | 4.63 | 21,652 |
| Title in the Lyrics #2 - The Beatles | 0 | - | 4.57 | 93,979 |
| First Lines of Beatles Songs | 0 | - | 4.36 | 46,968 |
| Beatles Songs by Synopsis | 0 | - | 4.31 | 33,020 |
| Viva la Vida Lyrics | 0 | - | 4.37 | 49,938 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,219 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,678 |
| Christmas Carol Lyrics | 0 | - | 4.20 | 12,513 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,077 |
| Flags of Africa Quiz | 0 | - | 5.00 | 472,904 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,286 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,771 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,448 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,412 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,790 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,411 |
| African Island Countries | 0 | - | 4.96 | 101,841 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,780 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,401 |
| Australian States and Territories | 0 | - | 4.96 | 142,207 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,357 |
| Australia True or False | 0 | - | 4.87 | 56,940 |
