| European Countries by First 2 Letters | 0 | - | 4.96 | 454,192 |
| Official European Union Languages | 0 | - | 4.98 | 198,872 |
| European Countries in their Native Language | 0 | - | 4.99 | 142,935 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 382,188 |
| Countries that Beat Switzerland | 0 | - | 4.85 | 37,294 |
| Europe Geography Decoder | 0 | - | 4.89 | 62,809 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.82 | 38,918 |
| Add A Letter - Make a European City | 0 | - | 4.87 | 20,719 |
| Celtic Nations | 0 | - | 4.76 | 44,524 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.89 | 79,082 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 283,255 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 113,653 |
| Regions of Spain Quiz | 0 | - | 4.85 | 93,619 |
| Cantons of Switzerland | 0 | - | 4.96 | 39,792 |
| Beatles Songs Quiz | 0 | - | 4.94 | 204,312 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 271,871 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 264,202 |
| Champions League Winners | 0 | - | 4.90 | 839,627 |
| Count to 10 in Europe: Pro | 0 | - | 4.79 | 60,619 |
| Catholic Countries in Europe | 0 | - | 4.87 | 82,810 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.71 | 53,483 |
| Federal Subjects of Russia | 0 | - | 4.95 | 110,395 |
| States of Germany | 0 | - | 4.94 | 121,761 |
| Germany Immigration by Country | 0 | - | 4.90 | 68,952 |
| States of the German Confederation in 1848 | 0 | - | 4.84 | 26,116 |
| Counties of Ireland | 0 | - | 4.89 | 157,399 |
| Regions of Italy | 0 | - | 4.88 | 59,607 |
| Countries Surrounding Rome | 0 | - | 4.96 | 46,402 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 31,342 |
| Spanish Immigration by Country | 0 | - | 4.59 | 51,547 |
| Switzerland Immigration by Country | 0 | - | 4.81 | 19,916 |
| England or Wales? | 0 | - | 4.93 | 39,857 |
| All Champions League Teams Ever | 0 | - | 4.89 | 102,609 |
| Pre-Euro Currencies | 0 | - | 4.42 | 49,178 |
| Word Scramble - European Countries | 0 | - | 4.71 | 112,911 |
| Top 20 Football Clubs in Europe | 0 | - | 4.49 | 83,602 |
| Category Elimination - European Geography #1 | 0 | - | 4.97 | 198,377 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 244,382 |
| Slavic Languages | 0 | - | 4.58 | 48,423 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 253,183 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 243,140 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.93 | 55,610 |
| Geography of the Dutch Empire | 0 | - | 4.70 | 32,190 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 64,959 |
| Wonderwall Lyrics | 0 | - | 4.22 | 68,367 |
| Best-Selling British Musical Acts | 0 | - | 4.47 | 43,298 |
| Top European Languages on a Map | 0 | - | 4.76 | 116,786 |
| Russia Multiple Choice | 0 | - | 4.56 | 37,846 |
| Germany Multiple Choice | 0 | - | 4.80 | 48,881 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 579,999 |
| Italy Multiple Choice | 0 | - | 4.72 | 92,844 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 71,314 |
| Roman Emperors | 0 | - | 4.95 | 94,830 |
| A Quiz About The Beatles | 0 | - | 4.56 | 42,362 |
| Europe Map Quiz | 0 | - | 5.00 | 4,258,328 |
| French Geography Quiz #1 | 0 | - | 4.86 | 30,796 |
| Capitals of German States | 0 | - | 4.67 | 26,984 |
| Chancellors of Germany, 1949–present | 0 | - | 4.56 | 13,320 |
| The Trojan War | 0 | - | 4.81 | 35,677 |
| Capitals of Italian Regions | 0 | - | 4.52 | 26,001 |
| Provinces of the Netherlands | 0 | - | 4.61 | 32,980 |
| 100 Greatest Britons Quiz | 0 | - | 4.44 | 45,893 |
| British Acronyms | 0 | - | 4.42 | 43,193 |
| Foods in a Full English Breakfast | 0 | - | 4.41 | 72,783 |
| Imagine Lyrics | 0 | - | 4.49 | 39,565 |
| Viva la Vida Lyrics | 0 | - | 4.43 | 35,873 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,335,096 |
| Asia Map Quiz | 0 | - | 4.99 | 774,931 |
| Africa Map Quiz | 0 | - | 5.00 | 1,926,375 |
| Oceania Map Quiz | 0 | - | 4.97 | 562,723 |
| Australian Capitals | 0 | - | 4.90 | 52,953 |
| European Geography By Letter - A | 0 | - | 4.55 | 123,657 |
| European Geography By Letter - B #1 | 0 | - | 4.72 | 103,036 |
| European Geography By Letter - C | 0 | - | 4.44 | 104,445 |
| European Geography By Letter - D | 0 | - | 4.52 | 99,046 |
| European Geography By Letter - L | 0 | - | 4.50 | 104,471 |
| European Geography By Letter - M | 0 | - | 4.55 | 113,958 |
| European Geography By Letter - P | 0 | - | 4.79 | 89,115 |
| European Geography By Letter - N | 0 | - | 4.43 | 93,099 |
| European Geography By Letter - V | 0 | - | 4.45 | 85,929 |
| Europe Geography Quiz #1 | 0 | - | 4.52 | 66,749 |
| Europe Geography Quiz #2 | 0 | - | 4.56 | 67,239 |
| Europe Geography Quiz #4 | 0 | - | 4.56 | 65,930 |
| Europe Geography Quiz #5 | 0 | - | 4.53 | 57,630 |
| European Geography By Letter - S #1 | 0 | - | 4.57 | 93,550 |
| European Geography A-Z | 0 | - | 4.43 | 45,074 |
| European Geography By Letter - B #2 | 0 | - | 4.72 | 61,548 |
| Regions of France | 0 | - | 4.64 | 99,122 |
| France Immigration by Country | 0 | - | 4.80 | 68,348 |
| German Groups of Things | 0 | - | 4.43 | 35,770 |
| Germany True or False? | 0 | - | 4.64 | 44,130 |
| Largest Islands of Greece | 0 | - | 4.56 | 38,980 |
| Olympian Gods Quiz | 0 | - | 4.96 | 455,221 |
| Name that Greek Letter | 0 | - | 4.94 | 294,299 |
| Two Letter Roman Numerals | 0 | - | 4.98 | 48,077 |
| The Vikings! | 0 | - | 4.44 | 27,019 |
| Sweden Immigration by Country | 0 | - | 4.66 | 41,955 |
| The Portuguese Empire | 0 | - | 4.54 | 11,294 |
| Kings of Spain Quiz | 0 | - | 4.12 | 12,740 |
| British Words Quiz #2 | 0 | - | 4.04 | 106,603 |
| Languages of the United Kingdom | 0 | - | 4.10 | 38,194 |
| United Kingdom A-Z | 0 | - | 4.53 | 80,225 |
| First Lines of Beatles Songs | 0 | - | 4.41 | 42,303 |
| Champions League Top 4 | 0 | - | 4.76 | 102,352 |
| South and Central Asia Map Quiz | 0 | - | 4.92 | 78,739 |
| African East Coast | 0 | - | 4.97 | 83,366 |
| Western Africa Map Quiz | 0 | - | 4.97 | 60,043 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 39,688 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 194,238 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.92 | 86,417 |
| Countries That Use the Euro | 0 | - | 4.91 | 61,586 |
| European Physical Geography | 0 | - | 4.19 | 31,822 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 90,957 |
| Country Codes of Europe | 0 | - | 3.34 | 12,678 |
| The Only European Country ... | 0 | - | 4.94 | 176,118 |
| History of Russia Quiz | 0 | - | 4.48 | 29,742 |
| Geography of Russia | 0 | - | 4.54 | 20,084 |
| Slovakia... or Slovenia? | 0 | - | 4.79 | 39,496 |
| History of Austria | 0 | - | 4.68 | 16,292 |
| Capitals of French Regions | 0 | - | 4.40 | 14,683 |
| Presidents of France | 0 | - | 4.22 | 19,915 |
| Geography of the French Empire | 0 | - | 4.49 | 25,251 |
| The French Revolution | 0 | - | 4.44 | 21,818 |
| History of France Quiz | 0 | - | 4.55 | 39,492 |
| Ancient Greek Words | 0 | - | 4.90 | 96,309 |
| History of Ireland Quiz | 0 | - | 4.43 | 18,786 |
| History of Italy | 0 | - | 4.49 | 29,659 |
| Countries by National Anthem | 0 | - | 4.94 | 61,639 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 396,651 |
| History of The Netherlands | 0 | - | 4.42 | 15,644 |
| Canary Islands | 0 | - | 4.60 | 16,502 |
| British Spellings Quiz | 0 | - | 4.04 | 94,427 |
| British Groups of Things | 0 | - | 4.26 | 79,953 |
| United Kingdom Decoder | 0 | - | 4.27 | 38,651 |
| British Monopoly Board | 0 | - | 4.50 | 38,908 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,273,845 |
| Countries of Africa | 0 | - | 5.00 | 2,143,001 |
| Australia Map Quiz | 0 | - | 4.95 | 317,415 |
| United States Map Quiz | 0 | - | 4.98 | 3,882,646 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 334,009 |
| European Geography By Letter - E | 0 | - | 4.19 | 104,823 |
| European Geography By Letter - F | 0 | - | 4.14 | 84,803 |
| European Geography By Letter - H | 0 | - | 4.29 | 88,207 |
| European Geography By Letter - G | 0 | - | 4.24 | 94,683 |
| European Geography By Letter - I | 0 | - | 4.09 | 88,408 |
| European Geography By Letter - K | 0 | - | 4.16 | 64,191 |
| European Geography By Letter - O | 0 | - | 4.27 | 57,465 |
| European Geography By Letter - R | 0 | - | 4.39 | 87,173 |
| European Geography by Letter - W | 0 | - | 4.21 | 78,004 |
| European Geography By Letter - T | 0 | - | 4.39 | 70,610 |
| Europe Geography Quiz #3 | 0 | - | 4.31 | 59,683 |
| European Geography By Letter - S #2 | 0 | - | 4.16 | 46,477 |
| Word Chain - Russia | 0 | - | 4.41 | 14,759 |
| Austria... or Australia? | 0 | - | 4.79 | 97,461 |
| Word Chain - France | 0 | - | 4.38 | 39,785 |
| Famous Germans | 0 | - | 4.39 | 35,093 |
| Ancient Greek Trivia | 0 | - | 4.56 | 63,131 |
| Can You Name All Of One Direction's Songs? | 0 | - | 4.46 | 87,800 |
| Famous Italians | 0 | - | 4.40 | 65,567 |
| Italian Foods | 0 | - | 4.25 | 63,526 |
| Ancient Roman Trivia #2 | 0 | - | 4.55 | 35,215 |
| Geography of the Roman Empire | 0 | - | 4.58 | 48,244 |
| Roman Names for Places | 0 | - | 4.66 | 41,112 |
| Byzantine History | 0 | - | 4.87 | 26,103 |
| Most Common First Names in Spain | 0 | - | 4.25 | 43,492 |
| History of Spain Quiz | 0 | - | 4.33 | 19,493 |
| Languages of Spain | 0 | - | 4.34 | 21,198 |
| Real Madrid 2010's Starting XI | 0 | - | 4.85 | 49,515 |
| British Words Quiz #1 | 0 | - | 3.78 | 235,717 |
| British Foods | 0 | - | 3.83 | 46,970 |
| Most Common Surnames in the UK | 0 | - | 4.18 | 65,502 |
| British and American Word Differences | 0 | - | 2.67 | 44,319 |
| Counties of England | 0 | - | 4.96 | 683,583 |
| British Geography Quiz #2 | 0 | - | 4.27 | 26,248 |
| Title in the Lyrics #2 - The Beatles | 0 | - | 4.52 | 85,975 |
| The Beatles Members | 0 | - | 4.17 | 21,624 |
| Beatles Lyrics First Names | 0 | - | 4.31 | 31,474 |
| Elton John Quiz | 0 | - | 4.33 | 13,006 |
| Bridges of London | 0 | - | 4.11 | 9,310 |
| British Sport Trivia | 0 | - | 4.32 | 19,169 |
| Famous Welsh People | 0 | - | 4.12 | 9,243 |
| Champions League All-Time Table | 0 | - | 4.17 | 114,429 |
| Champions League Top Goal Scorers | 0 | - | 4.22 | 164,015 |
| Flags of Asia Quiz | 0 | - | 4.99 | 519,122 |
| East Asia Cities Map Quiz | 0 | - | 4.97 | 99,645 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 124,899 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 88,094 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 95,871 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 110,028 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 92,762 |
| Top Asian Languages on a Map | 0 | - | 4.93 | 59,961 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 208,911 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.96 | 35,649 |
| Countries of the Middle East | 0 | - | 4.96 | 171,499 |
| Countries where Arabic is an Official Language | 0 | - | 4.83 | 51,882 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 91,030 |
| Flags of Africa Quiz | 0 | - | 4.99 | 381,454 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 18,946 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 196,483 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 103,997 |
