| Countries that Beat Switzerland | 0 | - | 4.88 | 41,748 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,630 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,280 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,868 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,657 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,986 |
| Official European Union Languages | 0 | - | 4.97 | 238,091 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,593 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,450 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,574 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,418 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,874 |
| History of Italy | 0 | - | 4.55 | 31,935 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,628 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,608 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,158 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,354 |
| Celtic Nations | 0 | - | 4.69 | 46,907 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,234 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,949 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 170,529 |
| Capitals of French Regions | 0 | - | 4.45 | 16,035 |
| Capitals of German States | 0 | - | 4.74 | 28,924 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,275 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 354,106 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,881 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,386 |
| European Geography By Letter - B #2 | 0 | - | 4.85 | 77,913 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,677 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,327 |
| History of Austria | 0 | - | 4.70 | 17,831 |
| Geography of the French Empire | 0 | - | 4.45 | 27,021 |
| The French Revolution | 0 | - | 4.46 | 23,899 |
| France Multiple Choice | 0 | - | 4.38 | 40,702 |
| History of France | 0 | - | 4.59 | 56,814 |
| States of Germany | 0 | - | 4.96 | 151,848 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,461 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,866 |
| Regions of Italy | 0 | - | 4.92 | 75,527 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 51,821 |
| The Vikings! | 0 | - | 4.46 | 28,318 |
| The Portuguese Empire | 0 | - | 4.58 | 12,045 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,607 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,982 |
| American to British Word Translation | 0 | - | 4.14 | 138,730 |
| Languages of the United Kingdom | 0 | - | 4.13 | 40,856 |
| Champions League Winners | 0 | - | 4.92 | 1,003,571 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,541 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,255 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,633 |
| Presidents of France | 0 | - | 4.25 | 24,030 |
| Departments of France | 0 | - | 4.93 | 53,746 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,513 |
| Kings of Spain Quiz | 0 | - | 4.14 | 14,010 |
| England or Wales? | 0 | - | 4.94 | 45,593 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,710 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,553 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,640 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,475 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,337 |
| Slavic Languages | 0 | - | 4.68 | 54,264 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,340 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,712 |
| Geography of Germany | 0 | - | 4.35 | 17,160 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 645,999 |
| Name that Greek Letter | 0 | - | 4.93 | 323,063 |
| History of Spain | 0 | - | 4.23 | 21,069 |
| Languages of Spain | 0 | - | 4.36 | 23,282 |
| British to American Word Translation | 0 | - | 3.74 | 254,993 |
| British Foods by Description | 0 | - | 3.94 | 48,311 |
| British and American Word Differences | 0 | - | 2.63 | 46,855 |
| British Geography Quiz #2 | 0 | - | 4.29 | 27,577 |
| Bridges of London | 0 | - | 4.17 | 10,090 |
| British Sport Trivia | 0 | - | 4.37 | 20,437 |
| Famous Welsh People | 0 | - | 4.29 | 11,354 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,839 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,834 |
| History of Russia Quiz | 0 | - | 4.49 | 31,878 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,692 |
| The Trojan War | 0 | - | 4.83 | 39,642 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,515 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,406 |
| Roman Emperors | 0 | - | 4.95 | 119,642 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,788 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,634 |
| Australian Capitals | 0 | - | 4.92 | 62,694 |
| European Geography By Letter - A | 0 | - | 4.51 | 144,871 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 112,582 |
| European Geography By Letter - C | 0 | - | 4.46 | 113,325 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,058 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,122 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,117 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,211 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,548 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,233 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,792 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,120 |
| Europe Map Quiz | 0 | - | 5.00 | 4,754,944 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,203 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,861 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,151 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,177 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,354 |
| Regions of France | 0 | - | 4.75 | 120,380 |
| France Immigration by Country | 0 | - | 4.70 | 76,391 |
| Famous Germans | 0 | - | 4.50 | 55,152 |
| German Groups of Things | 0 | - | 4.46 | 38,431 |
| Germany True or False? | 0 | - | 4.61 | 48,735 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,859 |
| Olympian Gods Quiz | 0 | - | 4.96 | 499,485 |
| Ancient Greek Words | 0 | - | 4.93 | 111,327 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,259 |
| Provinces of the Netherlands | 0 | - | 4.80 | 41,218 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 48,232 |
| British Noble Ranks | 0 | - | 3.85 | 20,419 |
| Foods in a Full English Breakfast | 0 | - | 4.46 | 103,058 |
| Name Every Beatles Song | 0 | - | 4.97 | 235,607 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 291,441 |
| Africa Map Quiz | 0 | - | 5.00 | 2,114,442 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,462 |
| European Physical Geography | 0 | - | 4.26 | 33,468 |
| Geography of Russia | 0 | - | 4.57 | 21,508 |
| Slovakia... or Slovenia? | 0 | - | 4.69 | 41,902 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 436,121 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,991 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,034 |
| United Kingdom A-Z | 0 | - | 4.51 | 87,556 |
| The Thirteen Dwarves in the Hobbit | 0 | - | 4.81 | 28,596 |
| Champions League Top 4 | 0 | - | 4.77 | 135,684 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,402 |
| Asia Map Quiz | 0 | - | 4.99 | 914,294 |
| Countries of Africa | 0 | - | 5.00 | 2,529,470 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,581 |
| African East Coast | 0 | - | 4.96 | 95,796 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,594 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,442 |
| Australia Map Quiz | 0 | - | 4.95 | 343,800 |
| United States Map Quiz | 0 | - | 4.98 | 4,153,585 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,702 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,572 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,496 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,901 |
| European Geography By Letter - E | 0 | - | 4.23 | 113,230 |
| European Geography By Letter - F | 0 | - | 4.17 | 92,553 |
| European Geography By Letter - H | 0 | - | 4.30 | 95,735 |
| European Geography By Letter - G | 0 | - | 4.27 | 102,386 |
| European Geography By Letter - I | 0 | - | 4.10 | 95,227 |
| European Geography By Letter - K | 0 | - | 4.14 | 69,890 |
| European Geography By Letter - O | 0 | - | 4.28 | 62,495 |
| European Geography by Letter - W | 0 | - | 4.20 | 82,739 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,608 |
| European Geography By Letter - S #2 | 0 | - | 4.19 | 51,004 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,797 |
| European Geography A-Z | 0 | - | 4.29 | 49,188 |
| Country Codes of Europe | 0 | - | 3.43 | 13,700 |
| The Only European Country ... | 0 | - | 4.91 | 215,938 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,751 |
| Four Letter European Geography #1 | 0 | - | 4.40 | 28,038 |
| Austria... or Australia? | 0 | - | 4.68 | 104,229 |
| Famous French People | 0 | - | 4.06 | 34,704 |
| Word Chain - France | 0 | - | 4.38 | 42,735 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,932 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,875 |
| Figures from Greek Mythology | 0 | - | 4.91 | 186,401 |
| Italian Foods | 0 | - | 4.30 | 72,624 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,241 |
| The Mafia Quiz | 0 | - | 4.46 | 23,295 |
| History of The Netherlands | 0 | - | 4.46 | 17,403 |
| Canary Islands | 0 | - | 4.62 | 17,459 |
| Switzerland Immigration by Country | 0 | - | 4.70 | 29,587 |
| British Spellings | 0 | - | 4.06 | 99,401 |
| British Groups of Things | 0 | - | 4.25 | 82,830 |
| British Acronyms | 0 | - | 4.39 | 45,754 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,016 |
| British Monopoly Board | 0 | - | 4.52 | 41,137 |
| English Monarchs in Order by First Letter | 0 | - | 4.38 | 31,653 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,607 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,380,720 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,862 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,115 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,620 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,371 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,977 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,057 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,135 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,621 |
| African Island Countries | 0 | - | 4.96 | 101,405 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,033 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,118 |
| Australian States and Territories | 0 | - | 4.96 | 141,681 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,228 |
| Australia True or False | 0 | - | 4.87 | 56,756 |
| Flags of North and South America | 0 | - | 4.99 | 371,795 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,504 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,072 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,260 |
| South America Map Quiz | 0 | - | 5.00 | 1,547,145 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,329 |
| North America Map Quiz | 0 | - | 4.98 | 247,590 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,640 |
