| Germany Multiple Choice | 0 | - | 4.81 | 49,779 |
| States of the German Confederation in 1848 | 0 | - | 4.84 | 26,845 |
| Countries that Beat Switzerland | 0 | - | 4.87 | 38,045 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 488,725 |
| Capitals of German States | 0 | - | 4.70 | 27,339 |
| Chancellors of Germany, 1949–present | 0 | - | 4.56 | 20,272 |
| States of Germany | 0 | - | 4.93 | 125,537 |
| Germany Immigration by Country | 0 | - | 4.90 | 70,556 |
| Count to 10 in Europe: Pro | 0 | - | 4.81 | 61,424 |
| Official European Union Languages | 0 | - | 4.98 | 202,564 |
| European Countries in their Native Language | 0 | - | 4.99 | 145,325 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 389,788 |
| Spanish Immigration by Country | 0 | - | 4.63 | 52,267 |
| Europe Geography Decoder | 0 | - | 4.88 | 63,864 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 39,213 |
| Add A Letter - Make a European City | 0 | - | 4.87 | 21,039 |
| Geography of the Dutch Empire | 0 | - | 4.70 | 32,568 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 75,017 |
| Celtic Nations | 0 | - | 4.76 | 44,907 |
| Capitals of Italian Regions | 0 | - | 4.53 | 26,284 |
| Italy Multiple Choice | 0 | - | 4.74 | 94,767 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.90 | 80,270 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 287,370 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 117,852 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.40 | 22,116 |
| Geography of Germany | 0 | - | 4.37 | 15,708 |
| German Groups of Things | 0 | - | 4.43 | 36,167 |
| Germany True or False? | 0 | - | 4.63 | 44,816 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 32,278 |
| The Vikings! | 0 | - | 4.45 | 27,219 |
| The Portuguese Empire | 0 | - | 4.54 | 11,375 |
| Regions of Spain Quiz | 0 | - | 4.87 | 96,234 |
| Cantons of Switzerland | 0 | - | 4.97 | 40,889 |
| Languages of the United Kingdom | 0 | - | 4.10 | 38,501 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 277,034 |
| Champions League Winners | 0 | - | 4.91 | 875,003 |
| Catholic Countries in Europe | 0 | - | 4.87 | 84,538 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.72 | 54,194 |
| Federal Subjects of Russia | 0 | - | 4.95 | 114,631 |
| History of Austria | 0 | - | 4.69 | 16,489 |
| France Immigration by Country | 0 | - | 4.81 | 69,587 |
| Geography of the French Empire | 0 | - | 4.49 | 25,526 |
| The French Revolution | 0 | - | 4.45 | 22,059 |
| France Multiple Choice | 0 | - | 4.40 | 38,856 |
| Counties of Ireland | 0 | - | 4.90 | 161,529 |
| History of Ireland Quiz | 0 | - | 4.44 | 19,062 |
| Regions of Italy | 0 | - | 4.89 | 61,253 |
| History of Italy | 0 | - | 4.49 | 29,920 |
| Kings of Spain Quiz | 0 | - | 4.12 | 12,911 |
| Capitals of French Regions | 0 | - | 4.40 | 14,851 |
| Presidents of France | 0 | - | 4.23 | 20,424 |
| History of France Quiz | 0 | - | 4.55 | 39,880 |
| England or Wales? | 0 | - | 4.93 | 40,637 |
| All Champions League Teams Ever | 0 | - | 4.90 | 106,602 |
| Pre-Euro Currencies | 0 | - | 4.42 | 49,676 |
| Word Scramble - European Countries | 0 | - | 4.71 | 114,614 |
| Top 20 Football Clubs in Europe | 0 | - | 4.50 | 88,361 |
| Category Elimination - European Geography #1 | 0 | - | 4.97 | 203,162 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 248,939 |
| Slavic Languages | 0 | - | 4.63 | 49,119 |
| Famous Germans | 0 | - | 4.39 | 35,288 |
| Countries Surrounding Rome | 0 | - | 4.96 | 46,822 |
| History of Spain Quiz | 0 | - | 4.33 | 19,659 |
| Languages of Spain | 0 | - | 4.35 | 21,497 |
| British Words Quiz #1 | 0 | - | 3.77 | 236,533 |
| British Words Quiz #2 | 0 | - | 4.00 | 107,160 |
| British Foods | 0 | - | 3.85 | 47,126 |
| British and American Word Differences | 0 | - | 2.66 | 44,470 |
| British Geography Quiz #2 | 0 | - | 4.28 | 26,430 |
| Bridges of London | 0 | - | 4.14 | 9,411 |
| British Sport Trivia | 0 | - | 4.29 | 19,341 |
| Famous Welsh People | 0 | - | 4.15 | 9,305 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 257,280 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 247,090 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 56,960 |
| Invasions of Great Britain | 0 | - | 4.49 | 55,883 |
| Top European Languages on a Map | 0 | - | 4.76 | 119,216 |
| Russia Multiple Choice | 0 | - | 4.55 | 38,333 |
| History of Germany Quiz | 0 | - | 4.35 | 40,346 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 588,576 |
| British Noble Ranks | 0 | - | 3.83 | 19,604 |
| Europe Map Quiz | 0 | - | 5.00 | 4,326,027 |
| French Geography Quiz #1 | 0 | - | 4.86 | 31,302 |
| Word Chain - Germany | 0 | - | 4.30 | 21,237 |
| The Trojan War | 0 | - | 4.81 | 36,185 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.81 | 86,449 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 72,089 |
| Roman Emperors | 0 | - | 4.95 | 96,830 |
| Provinces of the Netherlands | 0 | - | 4.65 | 33,719 |
| 100 Greatest Britons Quiz | 0 | - | 4.43 | 46,153 |
| British Acronyms | 0 | - | 4.41 | 43,551 |
| Foods in a Full English Breakfast | 0 | - | 4.42 | 74,156 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,351,293 |
| Asia Map Quiz | 0 | - | 4.99 | 793,975 |
| Africa Map Quiz | 0 | - | 5.00 | 1,951,592 |
| Oceania Map Quiz | 0 | - | 4.98 | 572,535 |
| Australian Capitals | 0 | - | 4.92 | 61,004 |
| European Geography By Letter - A | 0 | - | 4.55 | 125,126 |
| European Geography By Letter - B #1 | 0 | - | 4.75 | 104,137 |
| European Geography By Letter - C | 0 | - | 4.43 | 105,501 |
| European Geography By Letter - D | 0 | - | 4.51 | 100,097 |
| European Geography By Letter - L | 0 | - | 4.51 | 105,643 |
| European Geography By Letter - M | 0 | - | 4.55 | 115,030 |
| European Geography By Letter - P | 0 | - | 4.79 | 90,175 |
| European Geography By Letter - N | 0 | - | 4.42 | 94,005 |
| European Geography By Letter - V | 0 | - | 4.45 | 86,868 |
| Europe Geography Quiz #1 | 0 | - | 4.53 | 67,395 |
| Europe Geography Quiz #2 | 0 | - | 4.56 | 67,877 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 66,554 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 58,150 |
| European Geography By Letter - S #1 | 0 | - | 4.58 | 94,326 |
| European Geography By Letter - B #2 | 0 | - | 4.74 | 62,640 |
| Regions of France | 0 | - | 4.63 | 101,731 |
| German Loan Words | 0 | - | 4.28 | 130,108 |
| All Bundesliga Teams Ever | 0 | - | 4.43 | 39,524 |
| Largest Islands of Greece | 0 | - | 4.58 | 40,470 |
| Olympian Gods Quiz | 0 | - | 4.96 | 459,459 |
| Name that Greek Letter | 0 | - | 4.94 | 297,316 |
| Two Letter Roman Numerals | 0 | - | 4.98 | 49,215 |
| Sweden Immigration by Country | 0 | - | 4.66 | 42,716 |
| United Kingdom A-Z | 0 | - | 4.53 | 81,331 |
| Beatles Songs Quiz | 0 | - | 4.95 | 210,288 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 275,403 |
| Champions League Top 4 | 0 | - | 4.76 | 108,382 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 80,953 |
| African East Coast | 0 | - | 4.97 | 85,065 |
| Western Africa Map Quiz | 0 | - | 4.97 | 61,648 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 41,007 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,498 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 196,397 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 87,049 |
| Countries That Use the Euro | 0 | - | 4.93 | 64,771 |
| European Physical Geography | 0 | - | 4.20 | 32,034 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 94,136 |
| Country Codes of Europe | 0 | - | 3.36 | 12,816 |
| The Only European Country ... | 0 | - | 4.93 | 181,109 |
| History of Russia Quiz | 0 | - | 4.48 | 30,009 |
| Geography of Russia | 0 | - | 4.54 | 20,272 |
| Slovakia... or Slovenia? | 0 | - | 4.79 | 39,881 |
| Ancient Greek Words | 0 | - | 4.90 | 98,447 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 402,305 |
| History of The Netherlands | 0 | - | 4.43 | 15,865 |
| Famous Nordic People | 0 | - | 4.41 | 10,699 |
| Canary Islands | 0 | - | 4.61 | 16,605 |
| Switzerland Immigration by Country | 0 | - | 4.76 | 22,119 |
| British Spellings Quiz | 0 | - | 4.04 | 94,914 |
| British Groups of Things | 0 | - | 4.26 | 80,564 |
| United Kingdom Decoder | 0 | - | 4.27 | 38,826 |
| British Monopoly Board | 0 | - | 4.51 | 39,363 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,288,212 |
| Countries of Africa | 0 | - | 5.00 | 2,194,509 |
| Australia Map Quiz | 0 | - | 4.95 | 321,397 |
| United States Map Quiz | 0 | - | 4.98 | 3,920,727 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 338,042 |
| European Geography By Letter - E | 0 | - | 4.21 | 105,991 |
| European Geography By Letter - F | 0 | - | 4.16 | 85,720 |
| European Geography By Letter - H | 0 | - | 4.31 | 89,348 |
| European Geography By Letter - G | 0 | - | 4.25 | 95,563 |
| European Geography By Letter - I | 0 | - | 4.10 | 89,192 |
| European Geography By Letter - K | 0 | - | 4.17 | 64,884 |
| European Geography By Letter - O | 0 | - | 4.28 | 58,097 |
| European Geography By Letter - R | 0 | - | 4.40 | 87,937 |
| European Geography by Letter - W | 0 | - | 4.22 | 78,555 |
| European Geography By Letter - T | 0 | - | 4.40 | 71,225 |
| Europe Geography Quiz #3 | 0 | - | 4.32 | 60,254 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 47,070 |
| European Geography A-Z | 0 | - | 4.36 | 45,694 |
| Austria... or Australia? | 0 | - | 4.79 | 98,585 |
| Word Chain - France | 0 | - | 4.38 | 40,240 |
| Bundesliga Champions | 0 | - | 4.22 | 46,180 |
| Ancient Greek Trivia | 0 | - | 4.55 | 63,650 |
| Famous Italians | 0 | - | 4.40 | 66,894 |
| Italian Foods | 0 | - | 4.25 | 64,944 |
| Geography of the Roman Empire | 0 | - | 4.57 | 48,735 |
| Roman Names for Places | 0 | - | 4.66 | 41,926 |
| Byzantine History | 0 | - | 4.87 | 26,395 |
| Most Common First Names in Spain | 0 | - | 4.25 | 43,759 |
| Real Madrid 2010's Starting XI | 0 | - | 4.85 | 52,799 |
| Most Common Surnames in the UK | 0 | - | 4.18 | 66,046 |
| Counties of England | 0 | - | 4.97 | 697,934 |
| Wonderwall Lyrics | 0 | - | 4.22 | 69,133 |
| Best-Selling British Musical Acts | 0 | - | 4.47 | 43,793 |
| Champions League All-Time Table | 0 | - | 4.15 | 119,642 |
| Champions League Top Goal Scorers | 0 | - | 4.24 | 180,933 |
| Flags of Asia Quiz | 0 | - | 4.99 | 530,025 |
| East Asia Cities Map Quiz | 0 | - | 4.97 | 101,010 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 141,938 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 89,656 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 97,605 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 112,043 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 94,549 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 61,423 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 211,858 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.96 | 37,070 |
| Countries of the Middle East | 0 | - | 4.96 | 175,564 |
| Countries where Arabic is an Official Language | 0 | - | 4.83 | 52,300 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 92,240 |
| Flags of Africa Quiz | 0 | - | 4.99 | 391,892 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 20,578 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 199,757 |
