| European Countries by First 2 Letters | 0 | - | 4.96 | 488,858 |
| Count to 10 in Europe: Pro | 0 | - | 4.81 | 61,460 |
| Official European Union Languages | 0 | - | 4.98 | 202,643 |
| European Countries in their Native Language | 0 | - | 4.99 | 145,364 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 389,909 |
| Slavic Languages | 0 | - | 4.63 | 49,132 |
| Countries that Beat Switzerland | 0 | - | 4.87 | 38,067 |
| Europe Geography Decoder | 0 | - | 4.88 | 63,884 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 39,219 |
| Add A Letter - Make a European City | 0 | - | 4.87 | 21,058 |
| Celtic Nations | 0 | - | 4.76 | 44,925 |
| Russia Multiple Choice | 0 | - | 4.55 | 38,345 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.90 | 80,301 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 287,442 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 117,957 |
| Germany Multiple Choice | 0 | - | 4.81 | 49,789 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 32,310 |
| Regions of Spain Quiz | 0 | - | 4.87 | 96,295 |
| Cantons of Switzerland | 0 | - | 4.97 | 40,914 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 277,279 |
| Champions League Winners | 0 | - | 4.91 | 875,618 |
| Catholic Countries in Europe | 0 | - | 4.87 | 84,650 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.72 | 54,203 |
| Federal Subjects of Russia | 0 | - | 4.95 | 114,750 |
| France Immigration by Country | 0 | - | 4.81 | 69,619 |
| States of Germany | 0 | - | 4.93 | 125,595 |
| Germany Immigration by Country | 0 | - | 4.90 | 70,594 |
| States of the German Confederation in 1848 | 0 | - | 4.84 | 26,852 |
| Counties of Ireland | 0 | - | 4.90 | 161,617 |
| Regions of Italy | 0 | - | 4.89 | 61,299 |
| Slovakia... or Slovenia? | 0 | - | 4.79 | 39,897 |
| Spanish Immigration by Country | 0 | - | 4.63 | 52,277 |
| England or Wales? | 0 | - | 4.93 | 40,652 |
| All Champions League Teams Ever | 0 | - | 4.90 | 106,680 |
| Pre-Euro Currencies | 0 | - | 4.42 | 49,678 |
| Word Scramble - European Countries | 0 | - | 4.71 | 114,651 |
| Top 20 Football Clubs in Europe | 0 | - | 4.50 | 88,478 |
| Category Elimination - European Geography #1 | 0 | - | 4.97 | 203,264 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 249,028 |
| Countries Surrounding Rome | 0 | - | 4.96 | 46,828 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 257,336 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 247,154 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 56,985 |
| Geography of the Dutch Empire | 0 | - | 4.70 | 32,578 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 75,029 |
| Top European Languages on a Map | 0 | - | 4.76 | 119,267 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 588,951 |
| Italy Multiple Choice | 0 | - | 4.74 | 94,799 |
| Europe Map Quiz | 0 | - | 5.00 | 4,327,473 |
| French Geography Quiz #1 | 0 | - | 4.86 | 31,307 |
| Capitals of German States | 0 | - | 4.70 | 27,346 |
| Chancellors of Germany, 1949–present | 0 | - | 4.56 | 20,290 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.81 | 86,488 |
| Capitals of Italian Regions | 0 | - | 4.53 | 26,288 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 72,097 |
| Roman Emperors | 0 | - | 4.95 | 96,860 |
| Provinces of the Netherlands | 0 | - | 4.65 | 33,737 |
| 100 Greatest Britons Quiz | 0 | - | 4.43 | 46,159 |
| British Acronyms | 0 | - | 4.41 | 43,560 |
| Foods in a Full English Breakfast | 0 | - | 4.42 | 74,184 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,351,544 |
| Asia Map Quiz | 0 | - | 4.99 | 794,343 |
| Africa Map Quiz | 0 | - | 5.00 | 1,952,109 |
| Oceania Map Quiz | 0 | - | 4.98 | 572,772 |
| Australian Capitals | 0 | - | 4.92 | 61,009 |
| European Geography By Letter - A | 0 | - | 4.55 | 125,143 |
| European Geography By Letter - B #1 | 0 | - | 4.75 | 104,153 |
| European Geography By Letter - C | 0 | - | 4.43 | 105,518 |
| European Geography By Letter - D | 0 | - | 4.51 | 100,110 |
| European Geography By Letter - L | 0 | - | 4.51 | 105,669 |
| European Geography By Letter - M | 0 | - | 4.55 | 115,048 |
| European Geography By Letter - P | 0 | - | 4.79 | 90,194 |
| European Geography By Letter - N | 0 | - | 4.42 | 94,022 |
| European Geography By Letter - V | 0 | - | 4.45 | 86,879 |
| Europe Geography Quiz #1 | 0 | - | 4.53 | 67,417 |
| Europe Geography Quiz #2 | 0 | - | 4.56 | 67,892 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 66,572 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 58,160 |
| European Geography By Letter - S #1 | 0 | - | 4.58 | 94,336 |
| European Geography By Letter - B #2 | 0 | - | 4.74 | 62,663 |
| Regions of France | 0 | - | 4.63 | 101,788 |
| German Groups of Things | 0 | - | 4.43 | 36,177 |
| Germany True or False? | 0 | - | 4.60 | 44,824 |
| Largest Islands of Greece | 0 | - | 4.58 | 40,501 |
| Olympian Gods Quiz | 0 | - | 4.96 | 459,552 |
| Name that Greek Letter | 0 | - | 4.94 | 297,358 |
| Two Letter Roman Numerals | 0 | - | 4.98 | 49,232 |
| The Vikings! | 0 | - | 4.45 | 27,221 |
| Sweden Immigration by Country | 0 | - | 4.66 | 42,730 |
| The Portuguese Empire | 0 | - | 4.54 | 11,379 |
| Kings of Spain Quiz | 0 | - | 4.12 | 12,913 |
| Languages of the United Kingdom | 0 | - | 4.10 | 38,509 |
| United Kingdom A-Z | 0 | - | 4.53 | 81,350 |
| Beatles Songs Quiz | 0 | - | 4.95 | 210,414 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 275,446 |
| Champions League Top 4 | 0 | - | 4.76 | 108,479 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 81,022 |
| African East Coast | 0 | - | 4.97 | 85,093 |
| Western Africa Map Quiz | 0 | - | 4.97 | 61,663 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 41,035 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,509 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 196,428 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 87,055 |
| Countries That Use the Euro | 0 | - | 4.93 | 64,840 |
| European Physical Geography | 0 | - | 4.20 | 32,041 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 94,192 |
| Country Codes of Europe | 0 | - | 3.36 | 12,816 |
| The Only European Country ... | 0 | - | 4.93 | 181,227 |
| History of Russia Quiz | 0 | - | 4.48 | 30,013 |
| Geography of Russia | 0 | - | 4.54 | 20,280 |
| History of Austria | 0 | - | 4.69 | 16,495 |
| Capitals of French Regions | 0 | - | 4.40 | 14,852 |
| Presidents of France | 0 | - | 4.23 | 20,435 |
| Geography of the French Empire | 0 | - | 4.49 | 25,533 |
| The French Revolution | 0 | - | 4.45 | 22,064 |
| France Multiple Choice | 0 | - | 4.40 | 38,864 |
| History of France Quiz | 0 | - | 4.55 | 39,888 |
| Ancient Greek Words | 0 | - | 4.90 | 98,489 |
| History of Ireland Quiz | 0 | - | 4.44 | 19,067 |
| History of Italy | 0 | - | 4.49 | 29,931 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 402,408 |
| History of The Netherlands | 0 | - | 4.43 | 15,870 |
| Famous Nordic People | 0 | - | 4.41 | 10,701 |
| Canary Islands | 0 | - | 4.61 | 16,605 |
| Switzerland Immigration by Country | 0 | - | 4.76 | 22,175 |
| British Spellings Quiz | 0 | - | 4.04 | 94,922 |
| British Groups of Things | 0 | - | 4.26 | 80,575 |
| United Kingdom Decoder | 0 | - | 4.27 | 38,829 |
| British Monopoly Board | 0 | - | 4.51 | 39,366 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,288,480 |
| Countries of Africa | 0 | - | 5.00 | 2,195,741 |
| Australia Map Quiz | 0 | - | 4.95 | 321,508 |
| United States Map Quiz | 0 | - | 4.98 | 3,921,463 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 338,121 |
| European Geography By Letter - E | 0 | - | 4.21 | 106,006 |
| European Geography By Letter - F | 0 | - | 4.16 | 85,734 |
| European Geography By Letter - H | 0 | - | 4.31 | 89,361 |
| European Geography By Letter - G | 0 | - | 4.25 | 95,573 |
| European Geography By Letter - I | 0 | - | 4.10 | 89,204 |
| European Geography By Letter - K | 0 | - | 4.17 | 64,891 |
| European Geography By Letter - O | 0 | - | 4.28 | 58,100 |
| European Geography By Letter - R | 0 | - | 4.40 | 87,945 |
| European Geography by Letter - W | 0 | - | 4.22 | 78,562 |
| European Geography By Letter - T | 0 | - | 4.40 | 71,233 |
| Europe Geography Quiz #3 | 0 | - | 4.32 | 60,263 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 47,073 |
| European Geography A-Z | 0 | - | 4.36 | 45,706 |
| Austria... or Australia? | 0 | - | 4.79 | 98,604 |
| Word Chain - France | 0 | - | 4.38 | 40,247 |
| Famous Germans | 0 | - | 4.39 | 35,294 |
| Ancient Greek Trivia | 0 | - | 4.55 | 63,661 |
| Famous Italians | 0 | - | 4.40 | 66,917 |
| Italian Foods | 0 | - | 4.25 | 64,966 |
| Geography of the Roman Empire | 0 | - | 4.57 | 48,745 |
| Roman Names for Places | 0 | - | 4.66 | 41,942 |
| Byzantine History | 0 | - | 4.87 | 26,399 |
| Most Common First Names in Spain | 0 | - | 4.25 | 43,763 |
| History of Spain Quiz | 0 | - | 4.33 | 19,666 |
| Languages of Spain | 0 | - | 4.35 | 21,507 |
| Real Madrid 2010's Starting XI | 0 | - | 4.85 | 52,854 |
| British Words Quiz #1 | 0 | - | 3.77 | 236,546 |
| British Words Quiz #2 | 0 | - | 4.00 | 107,173 |
| British Foods | 0 | - | 3.85 | 47,129 |
| Most Common Surnames in the UK | 0 | - | 4.18 | 66,054 |
| British and American Word Differences | 0 | - | 2.66 | 44,474 |
| Counties of England | 0 | - | 4.97 | 698,241 |
| British Geography Quiz #2 | 0 | - | 4.28 | 26,433 |
| Wonderwall Lyrics | 0 | - | 4.22 | 69,147 |
| Best-Selling British Musical Acts | 0 | - | 4.47 | 43,806 |
| Bridges of London | 0 | - | 4.14 | 9,413 |
| British Sport Trivia | 0 | - | 4.29 | 19,343 |
| Famous Welsh People | 0 | - | 4.15 | 9,305 |
| Champions League All-Time Table | 0 | - | 4.15 | 119,730 |
| Champions League Top Goal Scorers | 0 | - | 4.24 | 181,411 |
| Flags of Asia Quiz | 0 | - | 4.99 | 530,299 |
| East Asia Cities Map Quiz | 0 | - | 4.97 | 101,041 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 141,989 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 89,691 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 97,627 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 112,074 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 94,595 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 61,465 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 211,924 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.96 | 37,114 |
| Countries of the Middle East | 0 | - | 4.96 | 175,628 |
| Countries where Arabic is an Official Language | 0 | - | 4.83 | 52,309 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 92,260 |
| Flags of Africa Quiz | 0 | - | 4.99 | 392,133 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 20,614 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 199,806 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 105,896 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 148,769 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 120,746 |
| Top African Languages on a Map | 0 | - | 4.92 | 54,679 |
| African Island Countries | 0 | - | 4.96 | 90,432 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 224,876 |
| Australian States and Territories | 0 | - | 4.96 | 129,903 |
| Australia True or False | 0 | - | 4.90 | 51,871 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 107,583 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 133,486 |
