| Countries that Beat Switzerland | 0 | - | 4.87 | 40,752 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 516,196 |
| Germany Multiple Choice | 0 | - | 4.83 | 52,880 |
| States of the German Confederation in 1848 | 0 | - | 4.88 | 30,155 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 16,935 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 66,559 |
| Official European Union Languages | 0 | - | 4.98 | 231,507 |
| European Countries in their Native Language | 0 | - | 4.99 | 153,478 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 415,770 |
| Capitals of Italian Regions | 0 | - | 4.62 | 35,935 |
| Spanish Immigration by Country | 0 | - | 4.63 | 54,560 |
| Europe Geography Decoder | 0 | - | 4.86 | 68,051 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.84 | 41,345 |
| Add A Letter - Make a European City | 0 | - | 4.88 | 22,704 |
| Celtic Nations | 0 | - | 4.77 | 46,314 |
| Capitals of French Regions | 0 | - | 4.43 | 15,705 |
| Capitals of German States | 0 | - | 4.70 | 28,406 |
| Chancellors of Germany, 1949–present | 0 | - | 4.58 | 22,443 |
| Italy Multiple Choice | 0 | - | 4.74 | 101,094 |
| Geography of the Dutch Empire | 0 | - | 4.68 | 33,923 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 76,504 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.85 | 85,187 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 302,332 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 154,382 |
| History of Ireland | 0 | - | 4.39 | 23,186 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 334,508 |
| Catholic Countries in Europe | 0 | - | 4.83 | 91,608 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.70 | 57,067 |
| European Geography By Letter - B #2 | 0 | - | 4.81 | 67,076 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 76,230 |
| Federal Subjects of Russia | 0 | - | 4.95 | 135,794 |
| History of Austria | 0 | - | 4.69 | 17,394 |
| Geography of the French Empire | 0 | - | 4.51 | 26,466 |
| The French Revolution | 0 | - | 4.46 | 23,152 |
| France Multiple Choice | 0 | - | 4.37 | 40,217 |
| States of Germany | 0 | - | 4.95 | 142,724 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.42 | 23,049 |
| Germany Immigration by Country | 0 | - | 4.86 | 77,425 |
| Counties of Ireland | 0 | - | 4.91 | 180,680 |
| Regions of Italy | 0 | - | 4.91 | 70,570 |
| History of Italy | 0 | - | 4.54 | 31,389 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 36,068 |
| The Vikings! | 0 | - | 4.46 | 27,975 |
| The Portuguese Empire | 0 | - | 4.54 | 11,818 |
| Regions of Spain Quiz | 0 | - | 4.89 | 107,626 |
| Cantons of Switzerland | 0 | - | 4.97 | 47,131 |
| American to British Word Translation | 0 | - | 4.01 | 115,520 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,162 |
| Champions League Winners | 0 | - | 4.91 | 968,433 |
| Presidents of France | 0 | - | 4.25 | 22,891 |
| History of France Quiz | 0 | - | 4.56 | 42,196 |
| Kings of Spain Quiz | 0 | - | 4.14 | 13,721 |
| Pre-Euro Currencies | 0 | - | 4.43 | 51,800 |
| Word Scramble - European Countries | 0 | - | 4.73 | 137,447 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 107,649 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 223,180 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 267,577 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 159,308 |
| Slavic Languages | 0 | - | 4.64 | 52,647 |
| Departments of France | 0 | - | 4.91 | 47,804 |
| Countries Surrounding Rome | 0 | - | 4.96 | 48,702 |
| England or Wales? | 0 | - | 4.94 | 44,190 |
| All UEFA Champions League Teams Ever | 0 | - | 4.83 | 123,993 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 261,802 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 62,749 |
| French Geography Quiz #1 | 0 | - | 4.88 | 33,675 |
| Geography of Germany | 0 | - | 4.33 | 16,702 |
| History of Spain Quiz | 0 | - | 4.29 | 20,702 |
| Languages of Spain | 0 | - | 4.36 | 22,730 |
| British to American Word Translation | 0 | - | 3.75 | 252,272 |
| British Foods | 0 | - | 3.88 | 47,982 |
| British and American Word Differences | 0 | - | 2.68 | 45,690 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,254 |
| Bridges of London | 0 | - | 4.17 | 9,881 |
| British Sport Trivia | 0 | - | 4.34 | 20,074 |
| Famous Welsh People | 0 | - | 4.21 | 9,634 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 271,620 |
| Top European Languages on a Map | 0 | - | 4.77 | 127,941 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,011 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 623,793 |
| Iceland... or Ireland? | 0 | - | 4.74 | 56,012 |
| Invasions of Great Britain | 0 | - | 4.51 | 58,542 |
| Europe Map Quiz | 0 | - | 5.00 | 4,629,153 |
| The Trojan War | 0 | - | 4.81 | 38,417 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.83 | 105,388 |
| Ancient Roman Trivia #1 | 0 | - | 4.84 | 82,294 |
| Roman Emperors | 0 | - | 4.96 | 111,974 |
| British Noble Ranks | 0 | - | 3.85 | 20,180 |
| Africa Map Quiz | 0 | - | 5.00 | 2,064,841 |
| Oceania Map Quiz | 0 | - | 4.98 | 616,221 |
| Australian Capitals | 0 | - | 4.92 | 62,199 |
| European Geography By Letter - A | 0 | - | 4.61 | 130,223 |
| European Geography By Letter - B #1 | 0 | - | 4.70 | 108,727 |
| European Geography By Letter - C | 0 | - | 4.46 | 109,852 |
| European Geography By Letter - D | 0 | - | 4.52 | 104,554 |
| European Geography By Letter - L | 0 | - | 4.52 | 109,947 |
| European Geography By Letter - M | 0 | - | 4.53 | 119,366 |
| European Geography By Letter - P | 0 | - | 4.78 | 94,364 |
| European Geography By Letter - N | 0 | - | 4.43 | 97,798 |
| European Geography By Letter - R | 0 | - | 4.41 | 90,988 |
| European Geography By Letter - V | 0 | - | 4.44 | 90,540 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 70,103 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 70,654 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 69,123 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 60,245 |
| European Geography By Letter - S #1 | 0 | - | 4.61 | 97,822 |
| Regions of France | 0 | - | 4.74 | 114,369 |
| France Immigration by Country | 0 | - | 4.73 | 74,414 |
| Famous Germans | 0 | - | 4.44 | 41,374 |
| German Groups of Things | 0 | - | 4.46 | 37,796 |
| Germany True or False? | 0 | - | 4.63 | 47,667 |
| Largest Islands of Greece | 0 | - | 4.59 | 45,666 |
| Olympian Gods Quiz | 0 | - | 4.96 | 475,889 |
| Name that Greek Letter | 0 | - | 4.93 | 314,772 |
| Famous Italians by Clue | 0 | - | 4.45 | 85,229 |
| Provinces of the Netherlands | 0 | - | 4.77 | 38,606 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 47,558 |
| Foods in a Full English Breakfast | 0 | - | 4.45 | 99,810 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,416,790 |
| Asia Map Quiz | 0 | - | 4.99 | 875,614 |
| African East Coast | 0 | - | 4.96 | 92,301 |
| Western Africa Map Quiz | 0 | - | 4.97 | 70,105 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 47,393 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 203,922 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 90,488 |
| Countries That Use the Euro | 0 | - | 4.96 | 91,456 |
| European Physical Geography | 0 | - | 4.25 | 33,037 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 108,187 |
| Country Codes of Europe | 0 | - | 3.44 | 13,423 |
| The Only European Country ... | 0 | - | 4.92 | 203,961 |
| European Countries NOT in NATO | 0 | - | 4.88 | 54,268 |
| History of Russia Quiz | 0 | - | 4.49 | 31,421 |
| Geography of Russia | 0 | - | 4.56 | 21,096 |
| Slovakia... or Slovenia? | 0 | - | 4.70 | 41,198 |
| Ancient Greek Words | 0 | - | 4.92 | 107,335 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 53,825 |
| Sweden Immigration by Country | 0 | - | 4.54 | 54,527 |
| United Kingdom A-Z | 0 | - | 4.53 | 85,960 |
| Beatles Songs Quiz | 0 | - | 4.96 | 227,021 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 286,144 |
| Champions League Top 4 | 0 | - | 4.74 | 126,815 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 92,262 |
| Countries of Africa | 0 | - | 5.00 | 2,417,110 |
| Australia Map Quiz | 0 | - | 4.94 | 337,045 |
| United States Map Quiz | 0 | - | 4.98 | 4,090,084 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 355,973 |
| European Geography By Letter - E | 0 | - | 4.22 | 110,396 |
| European Geography By Letter - F | 0 | - | 4.18 | 89,874 |
| European Geography By Letter - H | 0 | - | 4.29 | 93,360 |
| European Geography By Letter - G | 0 | - | 4.25 | 99,385 |
| European Geography By Letter - I | 0 | - | 4.11 | 92,839 |
| European Geography By Letter - K | 0 | - | 4.13 | 67,659 |
| European Geography By Letter - O | 0 | - | 4.29 | 60,580 |
| European Geography by Letter - W | 0 | - | 4.21 | 81,236 |
| European Geography By Letter - T | 0 | - | 4.40 | 73,769 |
| Europe Geography Quiz #3 | 0 | - | 4.33 | 62,619 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 49,356 |
| European Geography A-Z | 0 | - | 4.31 | 48,198 |
| Austria... or Australia? | 0 | - | 4.73 | 102,412 |
| Word Chain - France | 0 | - | 4.38 | 42,021 |
| Ancient Greek Trivia | 0 | - | 4.61 | 65,892 |
| Italian Foods | 0 | - | 4.30 | 70,297 |
| Countries Italy Declared War On | 0 | - | 4.74 | 42,247 |
| The Mafia Quiz | 0 | - | 4.46 | 22,850 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 423,042 |
| History of The Netherlands | 0 | - | 4.46 | 16,868 |
| Famous Nordic People | 0 | - | 4.41 | 11,089 |
| Canary Islands | 0 | - | 4.61 | 17,189 |
| Switzerland Immigration by Country | 0 | - | 4.78 | 27,525 |
| British Spellings Quiz | 0 | - | 4.07 | 98,141 |
| British Groups of Things | 0 | - | 4.25 | 82,262 |
| British Acronyms | 0 | - | 4.39 | 45,096 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,631 |
| British Monopoly Board | 0 | - | 4.51 | 40,597 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,355,288 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 96,551 |
| Flags of Africa Quiz | 0 | - | 5.00 | 438,183 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 26,858 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 211,103 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 112,896 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 156,890 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 131,608 |
| Top African Languages on a Map | 0 | - | 4.92 | 67,889 |
| African Island Countries | 0 | - | 4.96 | 97,813 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 237,471 |
| Australian States and Territories | 0 | - | 4.96 | 137,790 |
| Australian Immigration by Country | 0 | - | 4.81 | 76,145 |
| Australia True or False | 0 | - | 4.87 | 55,388 |
| Flags of North and South America Quiz | 0 | - | 4.99 | 342,652 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 110,995 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 141,051 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 122,862 |
| South America Map Quiz | 0 | - | 5.00 | 1,512,404 |
| Countries of North America Quiz | 0 | - | 5.00 | 976,759 |
| North America Map Quiz | 0 | - | 4.98 | 232,344 |
| Third Most Common Language by U.S. State | 0 | - | 4.90 | 112,306 |
| Canada Provinces and Territories | 0 | - | 5.00 | 323,803 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 617,820 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 52,856 |
| Straight Shot to Antarctica | 0 | - | 4.93 | 41,185 |
