| European Countries by First 2 Letters | 0 | - | 4.95 | 530,528 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,313 |
| Official European Union Languages | 0 | - | 4.97 | 238,900 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,120 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,002 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,106 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,911 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,429 |
| Celtic Nations | 0 | - | 4.69 | 46,994 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,532 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,204 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,928 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,467 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,189 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 358,101 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,376 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,574 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 85,957 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,282 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,974 |
| States of Germany | 0 | - | 4.95 | 153,149 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,276 |
| Regions of Italy | 0 | - | 4.92 | 76,219 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,412 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,366 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,402 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,970 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 292,066 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,748 |
| Champions League Winners | 0 | - | 4.92 | 1,009,734 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,643 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,674 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,866 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,571 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,879 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,344 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,601 |
| Slavic Languages | 0 | - | 4.67 | 54,462 |
| Departments of France | 0 | - | 4.93 | 54,448 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,661 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,612 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,515 |
| England or Wales? | 0 | - | 4.94 | 45,794 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,972 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,577 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,628 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,850 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,673 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,336 |
| History of Russia Quiz | 0 | - | 4.47 | 31,949 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,772 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 648,813 |
| Name that Greek Letter | 0 | - | 4.93 | 324,154 |
| History of Italy | 0 | - | 4.55 | 32,053 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,948 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,719 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,295 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,864 |
| Best-Selling British Musical Acts | 0 | - | 4.49 | 46,958 |
| Europe Map Quiz | 0 | - | 5.00 | 4,770,579 |
| Capitals of French Regions | 0 | - | 4.45 | 16,108 |
| Capitals of German States | 0 | - | 4.74 | 28,989 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,397 |
| The Trojan War | 0 | - | 4.83 | 39,796 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,227 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,643 |
| Roman Emperors | 0 | - | 4.95 | 120,377 |
| A Quiz About The Beatles | 0 | - | 4.56 | 48,077 |
| Africa Map Quiz | 0 | - | 5.00 | 2,121,556 |
| Oceania Map Quiz | 0 | - | 4.98 | 648,882 |
| Australian Capitals | 0 | - | 4.92 | 62,751 |
| European Geography By Letter - A | 0 | - | 4.52 | 146,892 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 120,295 |
| European Geography By Letter - C | 0 | - | 4.46 | 114,690 |
| European Geography By Letter - D | 0 | - | 4.50 | 109,246 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,935 |
| European Geography By Letter - M | 0 | - | 4.67 | 131,247 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 97,883 |
| European Geography By Letter - N | 0 | - | 4.44 | 101,158 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,972 |
| European Geography By Letter - V | 0 | - | 4.42 | 93,247 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,794 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,351 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 72,008 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,299 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,290 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,849 |
| Regions of France | 0 | - | 4.72 | 121,214 |
| France Immigration by Country | 0 | - | 4.70 | 76,676 |
| Famous Germans | 0 | - | 4.50 | 55,522 |
| German Groups of Things | 0 | - | 4.46 | 38,521 |
| Germany True or False? | 0 | - | 4.61 | 48,890 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,136 |
| Olympian Gods Quiz | 0 | - | 4.96 | 501,833 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,767 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,486 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,338 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,436 |
| Imagine Lyrics | 0 | - | 4.53 | 43,393 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,655 |
| Asia Map Quiz | 0 | - | 4.99 | 919,454 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,091 |
| African East Coast | 0 | - | 4.96 | 96,274 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,136 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,891 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,778 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,737 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,542 |
| European Physical Geography | 0 | - | 4.26 | 33,539 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,655 |
| Country Codes of Europe | 0 | - | 3.43 | 13,747 |
| The Only European Country ... | 0 | - | 4.91 | 217,359 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,560 |
| Four Letter European Geography #1 | 0 | - | 4.40 | 28,295 |
| Geography of Russia | 0 | - | 4.57 | 21,555 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 42,012 |
| History of Austria | 0 | - | 4.70 | 17,901 |
| Presidents of France | 0 | - | 4.25 | 24,204 |
| Geography of the French Empire | 0 | - | 4.45 | 27,154 |
| The French Revolution | 0 | - | 4.47 | 24,061 |
| France Multiple Choice | 0 | - | 4.39 | 40,772 |
| History of France | 0 | - | 4.59 | 57,267 |
| Ancient Greek Words | 0 | - | 4.93 | 111,894 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,274 |
| The Vikings! | 0 | - | 4.46 | 28,368 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,208 |
| The Portuguese Empire | 0 | - | 4.58 | 12,082 |
| Kings of Spain Quiz | 0 | - | 4.14 | 14,066 |
| American to British Word Translation | 0 | - | 4.14 | 139,298 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,943 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,152 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,716 |
| Beatles Lyrics First Names | 0 | - | 4.33 | 38,614 |
| Beatles Songs by Synonyms | 0 | - | 4.74 | 40,812 |
| Elton John Quiz | 0 | - | 4.49 | 18,488 |
| Champions League Top 4 | 0 | - | 4.77 | 137,257 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,275 |
| Countries by National Anthem | 0 | - | 4.93 | 71,291 |
| Countries of Africa | 0 | - | 5.00 | 2,544,531 |
| Australia Map Quiz | 0 | - | 4.95 | 345,098 |
| United States Map Quiz | 0 | - | 4.98 | 4,163,390 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,011 |
| European Geography By Letter - E | 0 | - | 4.23 | 114,197 |
| European Geography By Letter - F | 0 | - | 4.17 | 93,562 |
| European Geography By Letter - H | 0 | - | 4.30 | 96,407 |
| European Geography By Letter - G | 0 | - | 4.27 | 103,103 |
| European Geography By Letter - I | 0 | - | 4.09 | 95,848 |
| European Geography By Letter - K | 0 | - | 4.14 | 70,479 |
| European Geography By Letter - O | 0 | - | 4.29 | 62,970 |
| European Geography by Letter - W | 0 | - | 4.21 | 83,113 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,747 |
| European Geography By Letter - S #2 | 0 | - | 4.20 | 51,404 |
| European Geography A-Z | 0 | - | 4.29 | 49,359 |
| Austria... or Australia? | 0 | - | 4.68 | 104,498 |
| Famous French People | 0 | - | 4.07 | 35,841 |
| Word Chain - France | 0 | - | 4.38 | 42,837 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,072 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,947 |
| Italian Foods | 0 | - | 4.30 | 72,928 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,408 |
| The Mafia Quiz | 0 | - | 4.46 | 23,369 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 437,929 |
| History of The Netherlands | 0 | - | 4.46 | 17,481 |
| Canary Islands | 0 | - | 4.62 | 17,491 |
| Switzerland Immigration by Country | 0 | - | 4.68 | 29,822 |
| British Spellings | 0 | - | 4.06 | 99,505 |
| British Groups of Things | 0 | - | 4.25 | 82,907 |
| British Acronyms | 0 | - | 4.40 | 45,848 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,054 |
| British Monopoly Board | 0 | - | 4.52 | 41,194 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,938 |
| Beatles Songs by Synopsis | 0 | - | 4.31 | 33,035 |
| Viva la Vida Lyrics | 0 | - | 4.37 | 49,946 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,384,783 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,092 |
| Flags of Africa Quiz | 0 | - | 5.00 | 473,057 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,333 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,785 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,467 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,429 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,819 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,437 |
| African Island Countries | 0 | - | 4.96 | 101,861 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,812 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,409 |
| Australian States and Territories | 0 | - | 4.96 | 142,224 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,362 |
| Australia True or False | 0 | - | 4.87 | 56,949 |
| Flags of North and South America | 0 | - | 4.99 | 374,246 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,705 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,390 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,093 |
| South America Map Quiz | 0 | - | 5.00 | 1,551,644 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,638 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,667 |
| North America Map Quiz | 0 | - | 4.98 | 249,387 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,804 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,589 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,627 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,296 |
