| Count to 10 in Europe: Pro | 0 | - | 4.81 | 61,024 |
| Official European Union Languages | 0 | - | 4.98 | 200,605 |
| European Countries in their Native Language | 0 | - | 4.99 | 144,046 |
| Counties of Ireland | 0 | - | 4.89 | 159,377 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 457,663 |
| Germany Multiple Choice | 0 | - | 4.81 | 49,419 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 31,866 |
| Regions of Spain Quiz | 0 | - | 4.85 | 95,122 |
| Cantons of Switzerland | 0 | - | 4.96 | 40,405 |
| States of Germany | 0 | - | 4.93 | 123,941 |
| Germany Immigration by Country | 0 | - | 4.90 | 69,846 |
| States of the German Confederation in 1848 | 0 | - | 4.83 | 26,568 |
| Regions of Italy | 0 | - | 4.88 | 60,552 |
| Languages of the United Kingdom | 0 | - | 4.10 | 38,353 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 386,669 |
| History of Ireland Quiz | 0 | - | 4.44 | 18,926 |
| Slavic Languages | 0 | - | 4.58 | 48,776 |
| Countries that Beat Switzerland | 0 | - | 4.85 | 37,675 |
| Europe Geography Decoder | 0 | - | 4.89 | 63,328 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 39,067 |
| Geography of the Dutch Empire | 0 | - | 4.70 | 32,461 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 74,744 |
| Top European Languages on a Map | 0 | - | 4.76 | 118,293 |
| Italy Multiple Choice | 0 | - | 4.74 | 93,987 |
| Add A Letter - Make a European City | 0 | - | 4.86 | 20,871 |
| Languages of Spain | 0 | - | 4.34 | 21,361 |
| Counties of England | 0 | - | 4.96 | 691,326 |
| Top Asian Languages on a Map | 0 | - | 4.94 | 60,758 |
| Countries where Arabic is an Official Language | 0 | - | 4.84 | 52,077 |
| Top African Languages on a Map | 0 | - | 4.92 | 53,215 |
| Third Most Common Language by U.S. State | 0 | - | 4.91 | 107,116 |
| Most Spoken Languages in Canada | 0 | - | 4.82 | 47,128 |
| Celtic Nations | 0 | - | 4.76 | 44,669 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.90 | 79,728 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 285,625 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 116,228 |
| Provinces of the Netherlands | 0 | - | 4.61 | 33,362 |
| 100 Greatest Britons Quiz | 0 | - | 4.44 | 46,037 |
| British Acronyms | 0 | - | 4.42 | 43,397 |
| Foods in a Full English Breakfast | 0 | - | 4.41 | 73,514 |
| Regions of France | 0 | - | 4.63 | 100,668 |
| France Immigration by Country | 0 | - | 4.80 | 69,045 |
| German Groups of Things | 0 | - | 4.43 | 35,992 |
| Germany True or False? | 0 | - | 4.63 | 44,517 |
| Largest Islands of Greece | 0 | - | 4.57 | 39,870 |
| The Vikings! | 0 | - | 4.45 | 27,115 |
| The Portuguese Empire | 0 | - | 4.54 | 11,343 |
| British Words Quiz #2 | 0 | - | 4.04 | 106,915 |
| Parts of the United Kingdom | 0 | - | 4.88 | 83,939 |
| Counties of England Map Quiz | 0 | - | 4.97 | 287,085 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 271,051 |
| Champions League Winners | 0 | - | 4.91 | 855,250 |
| Catholic Countries in Europe | 0 | - | 4.87 | 83,814 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.71 | 53,871 |
| Federal Subjects of Russia | 0 | - | 4.95 | 112,739 |
| History of Austria | 0 | - | 4.68 | 16,404 |
| Regions of France Map Quiz | 0 | - | 4.96 | 127,538 |
| Geography of the French Empire | 0 | - | 4.49 | 25,433 |
| The French Revolution | 0 | - | 4.45 | 21,937 |
| France Multiple Choice | 0 | - | 4.40 | 38,646 |
| History of France Quiz | 0 | - | 4.55 | 39,707 |
| States of Germany Map Quiz | 0 | - | 4.91 | 120,311 |
| History of Italy | 0 | - | 4.49 | 29,809 |
| Countries Surrounding Rome | 0 | - | 4.96 | 46,641 |
| England or Wales? | 0 | - | 4.93 | 40,295 |
| All Champions League Teams Ever | 0 | - | 4.89 | 104,680 |
| Category Elimination - European Geography #1 | 0 | - | 4.97 | 201,096 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 247,247 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 143,037 |
| History of The Netherlands | 0 | - | 4.42 | 15,779 |
| Spanish Immigration by Country | 0 | - | 4.63 | 51,917 |
| Canary Islands | 0 | - | 4.61 | 16,563 |
| Switzerland Immigration by Country | 0 | - | 4.79 | 21,184 |
| British Spellings Quiz | 0 | - | 4.04 | 94,691 |
| British Groups of Things | 0 | - | 4.26 | 80,156 |
| United Kingdom Decoder | 0 | - | 4.27 | 38,743 |
| Pre-Euro Currencies | 0 | - | 4.42 | 49,450 |
| Word Scramble - European Countries | 0 | - | 4.72 | 113,956 |
| Top 20 Football Clubs in Europe | 0 | - | 4.50 | 85,893 |
| Word Chain - France | 0 | - | 4.38 | 40,019 |
| Famous Germans | 0 | - | 4.39 | 35,202 |
| Famous Italians | 0 | - | 4.40 | 66,348 |
| Italian Foods | 0 | - | 4.25 | 64,321 |
| History of Spain Quiz | 0 | - | 4.33 | 19,576 |
| British Words Quiz #1 | 0 | - | 3.78 | 236,182 |
| British Foods | 0 | - | 3.85 | 47,056 |
| British and American Word Differences | 0 | - | 2.66 | 44,407 |
| British Geography Quiz #2 | 0 | - | 4.28 | 26,343 |
| Bridges of London | 0 | - | 4.11 | 9,365 |
| British Sport Trivia | 0 | - | 4.32 | 19,267 |
| Famous Welsh People | 0 | - | 4.12 | 9,272 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 56,426 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.40 | 22,018 |
| Geography of Germany | 0 | - | 4.37 | 15,616 |
| History of Germany Quiz | 0 | - | 4.35 | 40,166 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 584,849 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 71,755 |
| Roman Emperors | 0 | - | 4.95 | 96,030 |
| Famous Nordic People | 0 | - | 4.40 | 10,679 |
| Famous Spaniards Quiz | 0 | - | 4.19 | 10,933 |
| Invasions of Great Britain | 0 | - | 4.49 | 55,631 |
| Word Chain - United Kingdom | 0 | - | 4.04 | 27,981 |
| The British Royal Family - Modern Times | 0 | - | 4.12 | 20,637 |
| People on Money - England | 0 | - | 4.34 | 15,948 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 255,580 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 244,977 |
| Most-Spoken Languages of the United States | 0 | - | 4.45 | 163,780 |
| Russia Multiple Choice | 0 | - | 4.55 | 38,120 |
| French Geography Quiz #1 | 0 | - | 4.86 | 31,093 |
| Famous French People | 0 | - | 4.15 | 24,139 |
| Movies Set in France | 0 | - | 4.23 | 12,511 |
| French Inventions | 0 | - | 4.08 | 13,342 |
| History of Paris | 0 | - | 4.20 | 12,688 |
| Word Chain - Germany | 0 | - | 4.29 | 21,105 |
| The Trojan War | 0 | - | 4.81 | 35,973 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.81 | 85,557 |
| Word Chain - Italy | 0 | - | 4.08 | 21,999 |
| Spanish-Speaking Countries | 0 | - | 4.94 | 341,297 |
| Top World Languages | 0 | - | 4.91 | 708,558 |
| Beatles Songs Quiz | 0 | - | 4.95 | 208,022 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 274,016 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.40 | 30,536 |
| Australian Capitals | 0 | - | 4.92 | 60,756 |
| European Geography By Letter - A | 0 | - | 4.51 | 124,542 |
| European Geography By Letter - B #1 | 0 | - | 4.72 | 103,697 |
| European Geography By Letter - C | 0 | - | 4.43 | 105,054 |
| European Geography By Letter - D | 0 | - | 4.53 | 99,657 |
| European Geography By Letter - L | 0 | - | 4.51 | 105,216 |
| European Geography By Letter - M | 0 | - | 4.55 | 114,557 |
| European Geography By Letter - P | 0 | - | 4.79 | 89,798 |
| European Geography By Letter - N | 0 | - | 4.43 | 93,537 |
| European Geography By Letter - V | 0 | - | 4.45 | 86,545 |
| Europe Map Quiz | 0 | - | 5.00 | 4,297,461 |
| Europe Geography Quiz #1 | 0 | - | 4.53 | 67,141 |
| Europe Geography Quiz #2 | 0 | - | 4.56 | 67,597 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 66,256 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 57,919 |
| European Geography By Letter - S #1 | 0 | - | 4.58 | 94,003 |
| European Geography By Letter - B #2 | 0 | - | 4.74 | 62,183 |
| Capitals of German States | 0 | - | 4.71 | 27,215 |
| Chancellors of Germany, 1949–present | 0 | - | 4.55 | 19,397 |
| Olympian Gods Quiz | 0 | - | 4.96 | 457,520 |
| Name that Greek Letter | 0 | - | 4.94 | 296,117 |
| Ancient Greek Words | 0 | - | 4.90 | 97,619 |
| Capitals of Italian Regions | 0 | - | 4.52 | 26,149 |
| Countries by Official Language | 0 | - | 4.96 | 172,734 |
| Places in their Native Language #1 | 0 | - | 4.86 | 210,727 |
| Places in their Native Language #2 | 0 | - | 4.88 | 113,239 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.92 | 249,439 |
| Countries in their Native Language | 0 | - | 4.98 | 178,419 |
| Countries With the Most English Speakers | 0 | - | 4.87 | 91,516 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 399,943 |
| Two Letter Roman Numerals | 0 | - | 4.98 | 48,751 |
| Sweden Immigration by Country | 0 | - | 4.66 | 42,351 |
| United Kingdom A-Z | 0 | - | 4.53 | 80,951 |
| Wives of King Henry VIII | 0 | - | 4.53 | 44,641 |
| Countries the UK Declared War On | 0 | - | 4.58 | 112,394 |
| Geography of the British Empire | 0 | - | 4.50 | 37,060 |
| Champions League Top 4 | 0 | - | 4.79 | 105,504 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,345,923 |
| Asia Map Quiz | 0 | - | 4.99 | 786,411 |
| Africa Map Quiz | 0 | - | 5.00 | 1,940,623 |
| Official Languages of South Africa | 0 | - | 4.54 | 24,918 |
| Oceania Map Quiz | 0 | - | 4.98 | 568,625 |
| European Physical Geography | 0 | - | 4.20 | 31,934 |
| History of Russia Quiz | 0 | - | 4.48 | 29,880 |
| Geography of Russia | 0 | - | 4.54 | 20,188 |
| Slovakia... or Slovenia? | 0 | - | 4.79 | 39,696 |
| Kings of Spain Quiz | 0 | - | 4.12 | 12,846 |
| British Monopoly Board | 0 | - | 4.51 | 39,253 |
| South and Central Asia Map Quiz | 0 | - | 4.92 | 80,022 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,282,144 |
| Countries of Africa | 0 | - | 5.00 | 2,170,718 |
| African East Coast | 0 | - | 4.97 | 84,313 |
| Western Africa Map Quiz | 0 | - | 4.97 | 60,991 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 40,411 |
| Australia Map Quiz | 0 | - | 4.95 | 319,900 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,167 |
| United States Map Quiz | 0 | - | 4.98 | 3,904,971 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 195,477 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 86,667 |
| Countries That Use the Euro | 0 | - | 4.92 | 63,248 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 336,047 |
| European Geography By Letter - E | 0 | - | 4.21 | 105,551 |
| European Geography By Letter - F | 0 | - | 4.16 | 85,376 |
| European Geography By Letter - H | 0 | - | 4.31 | 88,992 |
| European Geography By Letter - G | 0 | - | 4.25 | 95,206 |
| European Geography By Letter - I | 0 | - | 4.10 | 88,888 |
| European Geography By Letter - K | 0 | - | 4.17 | 64,594 |
| European Geography By Letter - O | 0 | - | 4.27 | 57,848 |
| European Geography By Letter - R | 0 | - | 4.40 | 87,629 |
| European Geography by Letter - W | 0 | - | 4.22 | 78,323 |
| European Geography By Letter - T | 0 | - | 4.39 | 70,970 |
| Europe Geography Quiz #3 | 0 | - | 4.32 | 60,005 |
| European Geography By Letter - S #2 | 0 | - | 4.17 | 46,829 |
| 10 Easternmost Countries in Europe | 0 | - | 4.85 | 92,482 |
| European Geography A-Z | 0 | - | 4.37 | 45,437 |
| Country Codes of Europe | 0 | - | 3.34 | 12,755 |
| The Only European Country ... | 0 | - | 4.94 | 178,824 |
| Word Chain - Russia | 0 | - | 4.41 | 14,822 |
