| European Countries by First 2 Letters | 0 | - | 4.96 | 492,201 |
| Count to 10 in Europe: Pro | 0 | - | 4.81 | 61,990 |
| Official European Union Languages | 0 | - | 4.98 | 204,107 |
| European Countries in their Native Language | 0 | - | 4.99 | 146,140 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 392,928 |
| Slavic Languages | 0 | - | 4.65 | 49,472 |
| Countries that Beat Switzerland | 0 | - | 4.87 | 38,393 |
| Europe Geography Decoder | 0 | - | 4.88 | 64,363 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 39,341 |
| Russia Multiple Choice | 0 | - | 4.56 | 38,529 |
| Add A Letter - Make a European City | 0 | - | 4.86 | 21,291 |
| Celtic Nations | 0 | - | 4.76 | 45,059 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.89 | 80,852 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 289,100 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 122,995 |
| Germany Multiple Choice | 0 | - | 4.81 | 50,118 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 32,751 |
| Regions of Spain Quiz | 0 | - | 4.87 | 97,516 |
| Cantons of Switzerland | 0 | - | 4.97 | 41,533 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 282,198 |
| Champions League Winners | 0 | - | 4.92 | 894,241 |
| Catholic Countries in Europe | 0 | - | 4.86 | 85,423 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.72 | 54,465 |
| Federal Subjects of Russia | 0 | - | 4.95 | 117,181 |
| Slovakia... or Slovenia? | 0 | - | 4.72 | 40,074 |
| France Immigration by Country | 0 | - | 4.81 | 70,344 |
| States of Germany | 0 | - | 4.94 | 127,294 |
| Germany Immigration by Country | 0 | - | 4.91 | 71,418 |
| States of the German Confederation in 1848 | 0 | - | 4.85 | 27,166 |
| Counties of Ireland | 0 | - | 4.90 | 163,745 |
| Regions of Italy | 0 | - | 4.89 | 62,173 |
| England or Wales? | 0 | - | 4.93 | 41,065 |
| All Champions League Teams Ever | 0 | - | 4.90 | 108,178 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 205,146 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 251,321 |
| Countries Surrounding Rome | 0 | - | 4.96 | 47,021 |
| Spanish Immigration by Country | 0 | - | 4.63 | 52,550 |
| Pre-Euro Currencies | 0 | - | 4.42 | 49,911 |
| Word Scramble - European Countries | 0 | - | 4.76 | 130,002 |
| Top 20 Football Clubs in Europe | 0 | - | 4.50 | 90,676 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 57,701 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 592,468 |
| Geography of the Dutch Empire | 0 | - | 4.70 | 32,725 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 75,224 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 258,725 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 248,475 |
| Top European Languages on a Map | 0 | - | 4.78 | 120,172 |
| French Geography Quiz #1 | 0 | - | 4.86 | 31,589 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.81 | 87,464 |
| Italy Multiple Choice | 0 | - | 4.74 | 95,618 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 72,489 |
| Roman Emperors | 0 | - | 4.96 | 98,041 |
| Provinces of the Netherlands | 0 | - | 4.66 | 34,250 |
| British Acronyms | 0 | - | 4.41 | 43,773 |
| Foods in a Full English Breakfast | 0 | - | 4.42 | 74,767 |
| Beatles Songs Quiz | 0 | - | 4.95 | 213,040 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 276,960 |
| Australian Capitals | 0 | - | 4.92 | 61,126 |
| European Geography By Letter - A | 0 | - | 4.63 | 125,822 |
| European Geography By Letter - B #1 | 0 | - | 4.75 | 104,854 |
| European Geography By Letter - C | 0 | - | 4.45 | 106,182 |
| European Geography By Letter - D | 0 | - | 4.51 | 100,634 |
| European Geography By Letter - L | 0 | - | 4.51 | 106,302 |
| European Geography By Letter - M | 0 | - | 4.55 | 115,567 |
| European Geography By Letter - P | 0 | - | 4.79 | 90,680 |
| European Geography By Letter - N | 0 | - | 4.42 | 94,418 |
| European Geography By Letter - V | 0 | - | 4.45 | 87,441 |
| Europe Map Quiz | 0 | - | 5.00 | 4,355,040 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 67,709 |
| Europe Geography Quiz #2 | 0 | - | 4.56 | 68,181 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 66,846 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 58,417 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 94,739 |
| European Geography By Letter - B #2 | 0 | - | 4.72 | 63,200 |
| Regions of France | 0 | - | 4.65 | 103,165 |
| German Groups of Things | 0 | - | 4.43 | 36,393 |
| Capitals of German States | 0 | - | 4.70 | 27,429 |
| Chancellors of Germany, 1949–present | 0 | - | 4.56 | 20,641 |
| Germany True or False? | 0 | - | 4.60 | 45,139 |
| Largest Islands of Greece | 0 | - | 4.58 | 41,085 |
| Olympian Gods Quiz | 0 | - | 4.96 | 461,353 |
| Name that Greek Letter | 0 | - | 4.94 | 298,726 |
| Ancient Greek Words | 0 | - | 4.91 | 99,655 |
| Capitals of Italian Regions | 0 | - | 4.53 | 26,402 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 404,883 |
| Two Letter Roman Numerals | 0 | - | 4.98 | 49,772 |
| The Vikings! | 0 | - | 4.45 | 27,318 |
| Sweden Immigration by Country | 0 | - | 4.66 | 43,070 |
| The Portuguese Empire | 0 | - | 4.54 | 11,423 |
| Languages of the United Kingdom | 0 | - | 4.12 | 38,676 |
| United Kingdom A-Z | 0 | - | 4.53 | 81,853 |
| Champions League Top 4 | 0 | - | 4.65 | 110,630 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,356,380 |
| Asia Map Quiz | 0 | - | 4.99 | 801,322 |
| Africa Map Quiz | 0 | - | 5.00 | 1,962,390 |
| Oceania Map Quiz | 0 | - | 4.98 | 577,302 |
| European Physical Geography | 0 | - | 4.20 | 32,152 |
| History of Russia Quiz | 0 | - | 4.48 | 30,146 |
| Geography of Russia | 0 | - | 4.54 | 20,367 |
| History of Austria | 0 | - | 4.69 | 16,590 |
| Geography of the French Empire | 0 | - | 4.49 | 25,640 |
| The French Revolution | 0 | - | 4.45 | 22,155 |
| France Multiple Choice | 0 | - | 4.40 | 39,035 |
| History of France Quiz | 0 | - | 4.55 | 40,076 |
| History of Ireland Quiz | 0 | - | 4.44 | 19,208 |
| History of Italy | 0 | - | 4.49 | 30,054 |
| History of The Netherlands | 0 | - | 4.43 | 15,974 |
| Famous Nordic People | 0 | - | 4.41 | 10,739 |
| Kings of Spain Quiz | 0 | - | 4.12 | 12,992 |
| Canary Islands | 0 | - | 4.61 | 16,653 |
| Switzerland Immigration by Country | 0 | - | 4.76 | 23,038 |
| 100 Greatest Britons Quiz | 0 | - | 4.39 | 46,339 |
| British Spellings Quiz | 0 | - | 4.04 | 95,129 |
| British Groups of Things | 0 | - | 4.26 | 80,776 |
| United Kingdom Decoder | 0 | - | 4.27 | 38,898 |
| British Monopoly Board | 0 | - | 4.51 | 39,514 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 81,907 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,294,118 |
| Countries of Africa | 0 | - | 5.00 | 2,217,989 |
| African East Coast | 0 | - | 4.97 | 85,869 |
| Western Africa Map Quiz | 0 | - | 4.98 | 62,315 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 41,700 |
| Australia Map Quiz | 0 | - | 4.94 | 323,254 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,797 |
| United States Map Quiz | 0 | - | 4.98 | 3,935,241 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 197,068 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 87,394 |
| Countries That Use the Euro | 0 | - | 4.93 | 66,373 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 339,828 |
| European Geography By Letter - E | 0 | - | 4.21 | 106,699 |
| European Geography By Letter - F | 0 | - | 4.16 | 86,185 |
| European Geography By Letter - H | 0 | - | 4.31 | 89,804 |
| European Geography By Letter - G | 0 | - | 4.25 | 96,003 |
| European Geography By Letter - I | 0 | - | 4.10 | 89,780 |
| European Geography By Letter - K | 0 | - | 4.14 | 65,248 |
| European Geography By Letter - O | 0 | - | 4.28 | 58,418 |
| European Geography By Letter - R | 0 | - | 4.40 | 88,329 |
| European Geography by Letter - W | 0 | - | 4.22 | 78,847 |
| European Geography By Letter - T | 0 | - | 4.40 | 71,600 |
| Europe Geography Quiz #3 | 0 | - | 4.32 | 60,544 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 47,412 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 95,506 |
| European Geography A-Z | 0 | - | 4.37 | 46,005 |
| Country Codes of Europe | 0 | - | 3.36 | 12,868 |
| The Only European Country ... | 0 | - | 4.93 | 183,377 |
| Austria... or Australia? | 0 | - | 4.79 | 99,099 |
| Capitals of French Regions | 0 | - | 4.40 | 14,906 |
| Presidents of France | 0 | - | 4.23 | 20,621 |
| Word Chain - France | 0 | - | 4.37 | 40,467 |
| Famous Germans | 0 | - | 4.39 | 35,369 |
| Ancient Greek Trivia | 0 | - | 4.55 | 63,908 |
| Figures from Greek Mythology | 0 | - | 4.92 | 171,042 |
| Famous Italians | 0 | - | 4.40 | 67,446 |
| Italian Foods | 0 | - | 4.25 | 65,565 |
| Byzantine History | 0 | - | 4.87 | 26,617 |
| Most Common First Names in Spain | 0 | - | 4.25 | 43,912 |
| History of Spain Quiz | 0 | - | 4.33 | 19,752 |
| Languages of Spain | 0 | - | 4.36 | 21,624 |
| Real Madrid 2010's Starting XI | 0 | - | 4.85 | 54,126 |
| British Words Quiz #1 | 0 | - | 3.77 | 236,898 |
| British Words Quiz #2 | 0 | - | 4.00 | 107,380 |
| British Foods | 0 | - | 3.88 | 47,218 |
| Most Common Surnames in the UK | 0 | - | 4.18 | 66,330 |
| British and American Word Differences | 0 | - | 2.66 | 44,529 |
| Counties of England | 0 | - | 4.97 | 705,181 |
| British Geography Quiz #2 | 0 | - | 4.28 | 26,509 |
| Wonderwall Lyrics | 0 | - | 4.23 | 69,444 |
| Best-Selling British Musical Acts | 0 | - | 4.47 | 44,024 |
| Bridges of London | 0 | - | 4.14 | 9,476 |
| British Sport Trivia | 0 | - | 4.31 | 19,407 |
| Famous Welsh People | 0 | - | 4.15 | 9,337 |
| Champions League All-Time Table | 0 | - | 4.15 | 121,676 |
| Champions League Top Goal Scorers | 0 | - | 4.21 | 185,125 |
| Flags of Asia Quiz | 0 | - | 4.99 | 535,337 |
| East Asia Cities Map Quiz | 0 | - | 4.97 | 101,721 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 142,700 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 90,248 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 98,247 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 112,899 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 95,310 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 62,133 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 213,437 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.95 | 37,808 |
| Countries of the Middle East | 0 | - | 4.96 | 177,206 |
| Countries where Arabic is an Official Language | 0 | - | 4.83 | 52,491 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 92,677 |
| Flags of Africa Quiz | 0 | - | 4.99 | 396,738 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 21,159 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 201,015 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 106,669 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 149,552 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 121,737 |
| Top African Languages on a Map | 0 | - | 4.93 | 56,123 |
| African Island Countries | 0 | - | 4.96 | 91,134 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 226,252 |
| Australian States and Territories | 0 | - | 4.96 | 130,720 |
| Australian Immigration by Country | 0 | - | 4.81 | 72,960 |
| Australia True or False | 0 | - | 4.90 | 52,283 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 316,464 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 107,917 |
