| England or Wales? | 0 | - | 4.94 | 45,361 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,593 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,061 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,099 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,781 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,587 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,632 |
| Official European Union Languages | 0 | - | 4.97 | 237,048 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,763 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,488 |
| Slavic Languages | 0 | - | 4.67 | 54,018 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,568 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,584 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,217 |
| Australia True or False | 0 | - | 4.87 | 56,535 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,251 |
| Celtic Nations | 0 | - | 4.69 | 46,825 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,909 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,016 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,143 |
| Germany True or False? | 0 | - | 4.61 | 48,551 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 350,413 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,400 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,290 |
| European Geography By Letter - B #2 | 0 | - | 4.83 | 76,343 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 79,894 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,217 |
| States of Germany | 0 | - | 4.96 | 150,253 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,094 |
| Regions of Italy | 0 | - | 4.92 | 74,816 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,887 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,458 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,288 |
| Champions League Winners | 0 | - | 4.92 | 997,211 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,182 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,797 |
| France Multiple Choice | 0 | - | 4.38 | 40,644 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,568 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,549 |
| North Korea... or South Korea? | 0 | - | 4.47 | 80,336 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 230,735 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 274,409 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,317 |
| Departments of France | 0 | - | 4.93 | 52,916 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,385 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 128,632 |
| Bhutan... or Nepal? | 0 | - | 4.59 | 17,661 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,460 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.78 | 41,607 |
| Word Scramble - European Countries | 0 | - | 4.70 | 141,038 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 113,202 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 64,881 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,533 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 642,415 |
| Name that Greek Letter | 0 | - | 4.94 | 321,812 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,443 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,265 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,656 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 48,934 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,212 |
| History of Russia Quiz | 0 | - | 4.49 | 31,801 |
| Country Quiz on a Map - France | 0 | - | 4.98 | 46,646 |
| Country Quiz on a Map - Germany | 0 | - | 4.95 | 34,514 |
| The Trojan War | 0 | - | 4.83 | 39,461 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,671 |
| History of Italy | 0 | - | 4.55 | 31,837 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,099 |
| Roman Emperors | 0 | - | 4.95 | 118,594 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,494 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,995 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,228 |
| Japan Multiple Choice | 0 | - | 4.48 | 40,543 |
| European Geography By Letter - A | 0 | - | 4.56 | 132,450 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 110,951 |
| European Geography By Letter - C | 0 | - | 4.46 | 111,900 |
| European Geography By Letter - D | 0 | - | 4.50 | 106,755 |
| European Geography By Letter - L | 0 | - | 4.52 | 112,267 |
| European Geography By Letter - M | 0 | - | 4.61 | 128,983 |
| European Geography By Letter - N | 0 | - | 4.44 | 99,715 |
| European Geography By Letter - R | 0 | - | 4.42 | 92,668 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,051 |
| European Geography By Letter - T | 0 | - | 4.41 | 81,357 |
| Europe Map Quiz | 0 | - | 5.00 | 4,733,748 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 71,014 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,646 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,967 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 61,008 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 99,631 |
| Four Letter European Geography #1 | 0 | - | 4.44 | 27,188 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 19,646 |
| Capitals of French Regions | 0 | - | 4.45 | 15,991 |
| Regions of France | 0 | - | 4.78 | 119,375 |
| France Immigration by Country | 0 | - | 4.72 | 76,005 |
| Famous Germans | 0 | - | 4.50 | 54,658 |
| German Groups of Things | 0 | - | 4.46 | 38,315 |
| Capitals of German States | 0 | - | 4.74 | 28,818 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,111 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,512 |
| Olympian Gods Quiz | 0 | - | 4.96 | 496,728 |
| Ancient Greek Words | 0 | - | 4.92 | 110,774 |
| Famous Italians by Clue | 0 | - | 4.45 | 88,597 |
| Provinces of the Netherlands | 0 | - | 4.80 | 40,860 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,074 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 102,041 |
| Things British People Know that Americans Don't | 0 | - | 4.25 | 51,286 |
| Name Every Beatles Song | 0 | - | 4.97 | 234,259 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 290,425 |
| Africa Map Quiz | 0 | - | 5.00 | 2,105,397 |
| Oceania Map Quiz | 0 | - | 4.98 | 635,876 |
| Australian Capitals | 0 | - | 4.92 | 62,598 |
| European Physical Geography | 0 | - | 4.26 | 33,381 |
| Geography of Russia | 0 | - | 4.57 | 21,434 |
| History of Austria | 0 | - | 4.70 | 17,764 |
| Geography of the French Empire | 0 | - | 4.48 | 26,944 |
| The French Revolution | 0 | - | 4.46 | 23,797 |
| History of France | 0 | - | 4.59 | 56,160 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,391 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 433,838 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,654 |
| The Vikings! | 0 | - | 4.46 | 28,251 |
| Sweden Immigration by Country | 0 | - | 4.55 | 55,725 |
| The Portuguese Empire | 0 | - | 4.54 | 11,997 |
| American to British Word Translation | 0 | - | 4.10 | 134,251 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,732 |
| United Kingdom A-Z | 0 | - | 4.53 | 87,263 |
| British Geography Multiple Choice | 0 | - | 4.49 | 43,205 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,406 |
| Champions League Top 4 | 0 | - | 4.77 | 134,010 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,441,624 |
| Asia Map Quiz | 0 | - | 4.99 | 907,694 |
| Pasta... or Composer? | 0 | - | 4.63 | 26,561 |
| Countries of Africa | 0 | - | 5.00 | 2,510,101 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,882 |
| African East Coast | 0 | - | 4.96 | 95,126 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,009 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,884 |
| Australia Map Quiz | 0 | - | 4.94 | 342,652 |
| United States Map Quiz | 0 | - | 4.98 | 4,143,104 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,295 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,247 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,172 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,491 |
| European Geography By Letter - E | 0 | - | 4.23 | 112,264 |
| European Geography By Letter - F | 0 | - | 4.17 | 91,699 |
| European Geography By Letter - H | 0 | - | 4.30 | 94,935 |
| European Geography By Letter - G | 0 | - | 4.25 | 101,318 |
| European Geography By Letter - I | 0 | - | 4.10 | 94,524 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,197 |
| European Geography By Letter - O | 0 | - | 4.28 | 61,951 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,321 |
| Europe Geography Quiz #3 | 0 | - | 4.34 | 63,421 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 50,537 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,703 |
| European Geography A-Z | 0 | - | 4.28 | 49,022 |
| Country Codes of Europe | 0 | - | 3.46 | 13,657 |
| The Only European Country ... | 0 | - | 4.91 | 214,074 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,718 |
| Latvia Country Quiz | 0 | - | 4.75 | 31,796 |
| Austria... or Australia? | 0 | - | 4.68 | 103,908 |
| Presidents of France | 0 | - | 4.25 | 23,915 |
| Word Chain - France | 0 | - | 4.38 | 42,594 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,797 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,779 |
| Figures from Greek Mythology | 0 | - | 4.91 | 185,122 |
| Italian Foods | 0 | - | 4.31 | 72,241 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,006 |
| The Mafia Quiz | 0 | - | 4.46 | 23,212 |
| History of The Netherlands | 0 | - | 4.46 | 17,324 |
| Kings of Spain Quiz | 0 | - | 4.14 | 13,965 |
| Canary Islands | 0 | - | 4.61 | 17,411 |
| Real Madrid 2010s Starting XI | 0 | - | 4.89 | 66,270 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,198 |
| British Spellings | 0 | - | 4.07 | 99,262 |
| British Groups of Things | 0 | - | 4.25 | 82,706 |
| British Acronyms | 0 | - | 4.39 | 45,636 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,957 |
| British Monopoly Board | 0 | - | 4.52 | 41,042 |
| Geography of Scotland | 0 | - | 4.63 | 21,495 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,559 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,376,585 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,467 |
| Flags of Africa Quiz | 0 | - | 5.00 | 463,967 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,717 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,640 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,359 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,547 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,240 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,576 |
| African Island Countries | 0 | - | 4.96 | 100,854 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,782 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,767 |
| Australian States and Territories | 0 | - | 4.96 | 140,980 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,035 |
| Flags of North and South America | 0 | - | 4.99 | 367,865 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,183 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,217 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,334 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,749 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,012,695 |
| North America Map Quiz | 0 | - | 4.98 | 244,765 |
