| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,924 |
| Official European Union Languages | 0 | - | 4.97 | 237,913 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,479 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,264 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,007 |
| Slavic Languages | 0 | - | 4.68 | 54,213 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,812 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,704 |
| French-Speaking Countries | 0 | - | 4.85 | 270,007 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,740 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,435 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,604 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,968 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,343 |
| Celtic Nations | 0 | - | 4.69 | 46,887 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,176 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,703 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 169,973 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,248 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 31,822 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 353,413 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,147 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,394 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 96,770 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,734 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,353 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 76,978 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,532 |
| Federal Subjects of Russia | 0 | - | 4.95 | 145,839 |
| States of Germany | 0 | - | 4.96 | 151,511 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,752 |
| Regions of Italy | 0 | - | 4.92 | 75,385 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 51,390 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,424 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,879 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,840 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,644 |
| Champions League Winners | 0 | - | 4.92 | 1,002,386 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,217 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,014 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,398 |
| Departments of France | 0 | - | 4.93 | 53,558 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,483 |
| England or Wales? | 0 | - | 4.94 | 45,545 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,507 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,535 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,638 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,415 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,112 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,553 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,396 |
| French Animal Words | 0 | - | 4.44 | 134,179 |
| French Food Words | 0 | - | 4.78 | 194,397 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,239 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,683 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 645,403 |
| Name that Greek Letter | 0 | - | 4.93 | 322,850 |
| Languages of Spain | 0 | - | 4.36 | 23,262 |
| Top 12 Languages Spoken in Asia | 0 | - | 4.39 | 32,511 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,648 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 218,702 |
| History of Russia Quiz | 0 | - | 4.49 | 31,865 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,673 |
| The Trojan War | 0 | - | 4.83 | 39,613 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,376 |
| History of Italy | 0 | - | 4.55 | 31,919 |
| Italy Multiple Choice | 0 | - | 4.73 | 103,559 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,359 |
| Roman Emperors | 0 | - | 4.95 | 119,506 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,598 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,138 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,439 |
| Spanish-Speaking Countries | 0 | - | 4.95 | 374,268 |
| Top World Languages | 0 | - | 4.92 | 818,834 |
| Australian Capitals | 0 | - | 4.92 | 62,683 |
| European Geography By Letter - A | 0 | - | 4.61 | 136,013 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 111,475 |
| European Geography By Letter - C | 0 | - | 4.46 | 112,371 |
| European Geography By Letter - D | 0 | - | 4.50 | 107,220 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,612 |
| European Geography By Letter - M | 0 | - | 4.64 | 129,544 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,159 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,909 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,524 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,746 |
| Europe Map Quiz | 0 | - | 5.00 | 4,750,586 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,174 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,830 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,115 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,150 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,930 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 20,314 |
| Capitals of French Regions | 0 | - | 4.45 | 16,029 |
| Regions of France | 0 | - | 4.75 | 120,193 |
| France Immigration by Country | 0 | - | 4.70 | 76,316 |
| Famous Germans | 0 | - | 4.50 | 54,951 |
| German Groups of Things | 0 | - | 4.46 | 38,407 |
| Capitals of German States | 0 | - | 4.74 | 28,911 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,248 |
| Germany True or False? | 0 | - | 4.61 | 48,692 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,800 |
| Olympian Gods Quiz | 0 | - | 4.96 | 499,061 |
| Ancient Greek Words | 0 | - | 4.93 | 111,227 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,041 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,154 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,186 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,966 |
| Name Every Beatles Song | 0 | - | 4.97 | 235,349 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,319 |
| Countries by Official Language | 0 | - | 4.95 | 194,408 |
| Places in their Native Language #1 | 0 | - | 4.85 | 241,237 |
| Places in their Native Language #2 | 0 | - | 4.81 | 132,657 |
| Countries with the Most Speakers of These Languages | 0 | - | 4.91 | 295,229 |
| Countries in their Native Language | 0 | - | 4.99 | 197,971 |
| Countries With the Most English Speakers | 0 | - | 4.86 | 131,101 |
| Africa Map Quiz | 0 | - | 5.00 | 2,112,745 |
| Official Languages of South Africa | 0 | - | 4.56 | 26,131 |
| Oceania Map Quiz | 0 | - | 4.98 | 639,522 |
| European Physical Geography | 0 | - | 4.26 | 33,448 |
| Geography of Russia | 0 | - | 4.57 | 21,496 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,884 |
| History of Austria | 0 | - | 4.70 | 17,820 |
| Geography of the French Empire | 0 | - | 4.45 | 27,013 |
| The French Revolution | 0 | - | 4.46 | 23,884 |
| France Multiple Choice | 0 | - | 4.38 | 40,691 |
| History of France | 0 | - | 4.59 | 56,727 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,448 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 435,662 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,929 |
| The Vikings! | 0 | - | 4.46 | 28,306 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,971 |
| The Portuguese Empire | 0 | - | 4.58 | 12,041 |
| American to British Word Translation | 0 | - | 4.14 | 138,571 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,500 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,542 |
| Champions League Top 4 | 0 | - | 4.77 | 135,391 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,445,237 |
| Asia Map Quiz | 0 | - | 4.99 | 912,568 |
| Japanese Language - Katakana Practice | 0 | - | 4.61 | 32,868 |
| French Phrases used in English | 0 | - | 4.16 | 46,627 |
| Countries of Africa | 0 | - | 5.00 | 2,525,907 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,439 |
| African East Coast | 0 | - | 4.96 | 95,665 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,504 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,353 |
| Australia Map Quiz | 0 | - | 4.95 | 343,554 |
| United States Map Quiz | 0 | - | 4.98 | 4,150,609 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,451 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,527 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,247 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,658 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,618 |
| European Geography By Letter - F | 0 | - | 4.17 | 92,017 |
| European Geography By Letter - H | 0 | - | 4.30 | 95,263 |
| European Geography By Letter - G | 0 | - | 4.27 | 101,881 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,800 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,484 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,176 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,502 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,574 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,732 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,584 |
| European Geography A-Z | 0 | - | 4.29 | 49,159 |
| Country Codes of Europe | 0 | - | 3.43 | 13,691 |
| The Only European Country ... | 0 | - | 4.91 | 215,619 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,550 |
| Four Letter European Geography #1 | 0 | - | 4.40 | 27,981 |
| Austria... or Australia? | 0 | - | 4.68 | 104,177 |
| Presidents of France | 0 | - | 4.25 | 24,008 |
| Word Chain - France | 0 | - | 4.38 | 42,712 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,896 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,862 |
| Figures from Greek Mythology | 0 | - | 4.91 | 186,167 |
| Italian Foods | 0 | - | 4.30 | 72,555 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,196 |
| The Mafia Quiz | 0 | - | 4.46 | 23,266 |
| History of The Netherlands | 0 | - | 4.46 | 17,385 |
| Kings of Spain Quiz | 0 | - | 4.14 | 14,003 |
| Canary Islands | 0 | - | 4.62 | 17,453 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,526 |
| British Spellings | 0 | - | 4.06 | 99,377 |
| British Groups of Things | 0 | - | 4.25 | 82,814 |
| British Acronyms | 0 | - | 4.39 | 45,729 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,007 |
| British Monopoly Board | 0 | - | 4.52 | 41,125 |
| Geography of Scotland | 0 | - | 4.63 | 21,572 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,414 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,380,096 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,272 |
| Top World Languages A-Z | 0 | - | 4.83 | 36,532 |
| Every Country in its Official/Native Language | 0 | - | 4.98 | 25,202 |
| German-Speaking Countries | 0 | - | 4.91 | 144,935 |
| Italian Name Translation | 0 | - | 4.81 | 46,197 |
| Song Title Translation - French | 0 | - | 4.55 | 26,861 |
| Spanish to English Country Names | 0 | - | 4.86 | 32,730 |
| Officially Recognized Languages of India | 0 | - | 4.38 | 31,249 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,785 |
| Flags of Africa Quiz | 0 | - | 5.00 | 468,036 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,452 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,035 |
