| Countries that Beat Switzerland | 0 | - | 4.88 | 41,854 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,729 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,377 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,049 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,711 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,180 |
| Official European Union Languages | 0 | - | 4.97 | 238,595 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,916 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,346 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,629 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,484 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,010 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,390 |
| Celtic Nations | 0 | - | 4.69 | 46,958 |
| Capitals of French Regions | 0 | - | 4.45 | 16,082 |
| Capitals of German States | 0 | - | 4.74 | 28,965 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,350 |
| History of Italy | 0 | - | 4.55 | 31,984 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,817 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,671 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,245 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,403 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,706 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 172,066 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 356,337 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,181 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,509 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,682 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,039 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,452 |
| History of Austria | 0 | - | 4.70 | 17,867 |
| Geography of the French Empire | 0 | - | 4.45 | 27,079 |
| The French Revolution | 0 | - | 4.47 | 23,966 |
| France Multiple Choice | 0 | - | 4.39 | 40,746 |
| States of Germany | 0 | - | 4.95 | 152,730 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,095 |
| Regions of Italy | 0 | - | 4.92 | 75,965 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,226 |
| The Vikings! | 0 | - | 4.46 | 28,350 |
| The Portuguese Empire | 0 | - | 4.58 | 12,067 |
| Regions of Spain Quiz | 0 | - | 4.90 | 114,051 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,249 |
| American to British Word Translation | 0 | - | 4.14 | 139,121 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,909 |
| Champions League Winners | 0 | - | 4.92 | 1,007,333 |
| Presidents of France | 0 | - | 4.25 | 24,154 |
| History of France | 0 | - | 4.59 | 57,040 |
| Kings of Spain Quiz | 0 | - | 4.14 | 14,050 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,609 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,660 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,734 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,078 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,411 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,971 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,218 |
| Slavic Languages | 0 | - | 4.68 | 54,385 |
| Departments of France | 0 | - | 4.93 | 54,193 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,560 |
| England or Wales? | 0 | - | 4.94 | 45,718 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,481 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,299 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,483 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,785 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.40 | 23,488 |
| Geography of Germany | 0 | - | 4.35 | 17,190 |
| History of Spain | 0 | - | 4.23 | 21,094 |
| Languages of Spain | 0 | - | 4.36 | 23,326 |
| British to American Word Translation | 0 | - | 3.74 | 255,103 |
| British Foods by Description | 0 | - | 3.94 | 48,332 |
| British and American Word Differences | 0 | - | 2.63 | 46,885 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,600 |
| Bridges of London | 0 | - | 4.17 | 10,109 |
| British Sport Trivia | 0 | - | 4.37 | 20,465 |
| Famous Welsh People | 0 | - | 4.31 | 11,511 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,266 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,138 |
| History of Russia Quiz | 0 | - | 4.47 | 31,924 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,739 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,767 |
| Name that Greek Letter | 0 | - | 4.93 | 323,643 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,880 |
| Europe Map Quiz | 0 | - | 5.00 | 4,764,607 |
| The Trojan War | 0 | - | 4.83 | 39,744 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,929 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,555 |
| Roman Emperors | 0 | - | 4.95 | 120,126 |
| British Noble Ranks | 0 | - | 3.85 | 20,446 |
| Africa Map Quiz | 0 | - | 5.00 | 2,118,625 |
| Oceania Map Quiz | 0 | - | 4.98 | 642,656 |
| Australian Capitals | 0 | - | 4.92 | 62,730 |
| European Geography By Letter - A | 0 | - | 4.52 | 146,393 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 119,621 |
| European Geography By Letter - C | 0 | - | 4.46 | 114,108 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,738 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,604 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,775 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,620 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,923 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,769 |
| European Geography By Letter - V | 0 | - | 4.43 | 93,063 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,508 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,292 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,961 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,240 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,245 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,662 |
| Regions of France | 0 | - | 4.72 | 120,893 |
| France Immigration by Country | 0 | - | 4.70 | 76,554 |
| Famous Germans | 0 | - | 4.50 | 55,318 |
| German Groups of Things | 0 | - | 4.46 | 38,484 |
| Germany True or False? | 0 | - | 4.61 | 48,827 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,049 |
| Olympian Gods Quiz | 0 | - | 4.96 | 501,068 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,535 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,399 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,281 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,284 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,448,529 |
| Asia Map Quiz | 0 | - | 4.99 | 917,313 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,888 |
| African East Coast | 0 | - | 4.96 | 96,109 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,954 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,750 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,376 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,670 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,145 |
| European Physical Geography | 0 | - | 4.26 | 33,519 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,346 |
| Country Codes of Europe | 0 | - | 3.43 | 13,738 |
| The Only European Country ... | 0 | - | 4.91 | 216,800 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,225 |
| Geography of Russia | 0 | - | 4.57 | 21,538 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,974 |
| Ancient Greek Words | 0 | - | 4.93 | 111,665 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,173 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,149 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,058 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,678 |
| Name Every Beatles Song | 0 | - | 4.97 | 236,403 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,790 |
| Champions League Top 4 | 0 | - | 4.77 | 136,621 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,034 |
| Countries of Africa | 0 | - | 5.00 | 2,538,650 |
| Australia Map Quiz | 0 | - | 4.95 | 344,721 |
| United States Map Quiz | 0 | - | 4.98 | 4,159,257 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,592 |
| European Geography By Letter - E | 0 | - | 4.23 | 113,851 |
| European Geography By Letter - F | 0 | - | 4.17 | 93,012 |
| European Geography By Letter - H | 0 | - | 4.30 | 96,132 |
| European Geography By Letter - G | 0 | - | 4.27 | 102,805 |
| European Geography By Letter - I | 0 | - | 4.10 | 95,609 |
| European Geography By Letter - K | 0 | - | 4.14 | 70,250 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,799 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,970 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,690 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 51,247 |
| European Geography A-Z | 0 | - | 4.29 | 49,283 |
| Austria... or Australia? | 0 | - | 4.68 | 104,375 |
| Famous French People | 0 | - | 4.07 | 35,629 |
| Word Chain - France | 0 | - | 4.38 | 42,788 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,014 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,923 |
| Italian Foods | 0 | - | 4.30 | 72,807 |
| The Mafia Quiz | 0 | - | 4.46 | 23,330 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 437,314 |
| History of The Netherlands | 0 | - | 4.46 | 17,441 |
| Canary Islands | 0 | - | 4.62 | 17,483 |
| Switzerland Immigration by Country | 0 | - | 4.69 | 29,731 |
| British Spellings | 0 | - | 4.06 | 99,464 |
| British Groups of Things | 0 | - | 4.25 | 82,880 |
| British Acronyms | 0 | - | 4.40 | 45,806 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,039 |
| British Monopoly Board | 0 | - | 4.52 | 41,177 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,841 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,383,526 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,998 |
| Flags of Africa Quiz | 0 | - | 5.00 | 471,717 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,069 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,628 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,297 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,304 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,595 |
| Top African Languages on a Map | 0 | - | 4.92 | 74,136 |
| African Island Countries | 0 | - | 4.96 | 101,683 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,501 |
| Australian States and Territories | 0 | - | 4.96 | 142,047 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,301 |
| Australia True or False | 0 | - | 4.87 | 56,881 |
| Flags of North and South America | 0 | - | 4.99 | 373,365 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,632 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,263 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,849 |
| South America Map Quiz | 0 | - | 5.00 | 1,550,184 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,801 |
| North America Map Quiz | 0 | - | 4.98 | 248,682 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,751 |
| Canada Provinces and Territories | 0 | - | 5.00 | 342,789 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 640,665 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,193 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,902 |
