| Europe Geography Decoder | 0 | - | 4.86 | 69,994 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,388 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,637 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,004 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 213,574 |
| German Groups of Things | 0 | - | 4.46 | 38,481 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 233,323 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,862 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,162 |
| Departments of France | 0 | - | 4.93 | 54,156 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,551 |
| England or Wales? | 0 | - | 4.94 | 45,701 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,147 |
| Official European Union Languages | 0 | - | 4.97 | 238,552 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,886 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,277 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,778 |
| Most Common Last Names in Sweden | 0 | - | 4.49 | 15,401 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,710 |
| The Trojan War | 0 | - | 4.83 | 39,734 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,871 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,544 |
| Roman Emperors | 0 | - | 4.95 | 120,079 |
| Denmark Country Quiz | 0 | - | 4.78 | 75,925 |
| Greenland Country Quiz | 0 | - | 4.78 | 36,378 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,842 |
| British Groups of Things | 0 | - | 4.25 | 82,874 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 450,923 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,385 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,603 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 171,956 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,363 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 32,018 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,022 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 356,134 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 200,710 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 182,580 |
| Celtic Nations | 0 | - | 4.69 | 46,951 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,282 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,949 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,230 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,239 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 20,451 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,613 |
| Champions League Winners | 0 | - | 4.92 | 1,007,018 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,340 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 322,345 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,133 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,155 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,639 |
| Federal Subjects of Russia | 0 | - | 4.95 | 147,313 |
| Countries Bordering France | 0 | - | 4.83 | 402,609 |
| States of Germany | 0 | - | 4.96 | 152,656 |
| Germany Immigration by Country | 0 | - | 4.85 | 81,055 |
| Countries Bordering Germany | 0 | - | 4.99 | 369,469 |
| Regions of Italy | 0 | - | 4.92 | 75,917 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 52,189 |
| Nordic Cities Map Quiz | 0 | - | 4.77 | 90,467 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,136 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,979 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,222 |
| United Kingdom A-Z | 0 | - | 4.52 | 88,043 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,705 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 180,950 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 89,214 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 79,658 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,372 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,526 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,678 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,500 |
| Four Letter European Geography #1 | 0 | - | 4.40 | 28,174 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,699 |
| Austria... or Australia? | 0 | - | 4.68 | 104,363 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,787 |
| Word Chain - France | 0 | - | 4.38 | 42,782 |
| Germany Country Quiz | 0 | - | 4.83 | 157,883 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 126,365 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,003 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,914 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,421 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 152,078 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,338 |
| Finland Country Quiz | 0 | - | 4.50 | 59,685 |
| Norway Country Quiz | 0 | - | 4.44 | 77,362 |
| Iceland Country Quiz | 0 | - | 4.69 | 43,169 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,945 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,686 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,019 |
| UK Immigration by Country | 0 | - | 4.94 | 140,921 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,038 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,834 |
| British Monopoly Board | 0 | - | 4.52 | 41,169 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,643 |
| Name the English Monarchs | 0 | - | 4.91 | 502,810 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 130,402 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.86 | 110,062 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,831 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,605 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,659 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 115,012 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,522 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,469 |
| Slavic Languages | 0 | - | 4.68 | 54,376 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,628 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,334 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,807 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 18,065 |
| France A-Z | 0 | - | 4.16 | 38,209 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,879 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,186 |
| Countries that Beat Germany | 0 | - | 4.94 | 106,468 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,760 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 647,584 |
| Name that Greek Letter | 0 | - | 4.93 | 323,488 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,685 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,666 |
| Counties of Ireland | 0 | - | 4.92 | 195,368 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,623 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,877 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,503 |
| Countries Closest to Italy | 0 | - | 4.97 | 198,075 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,753 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,939 |
| Roman Names for Places | 0 | - | 4.62 | 58,301 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,593 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,358 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,471 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,615 |
| Countries Closest to Spain | 0 | - | 4.96 | 227,019 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,956 |
| Switzerland A-Z | 0 | - | 4.45 | 25,647 |
| Most Common Surnames in the UK | 0 | - | 4.22 | 69,690 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 75,140 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,831 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,775 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,439 |
| World Capitals Closest to London | 0 | - | 4.88 | 110,676 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,858 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,874 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 275,308 |
| U.S. Groups of Four Quiz | 0 | - | 4.39 | 25,335 |
| U.S. Groups of Three Quiz | 0 | - | 4.04 | 20,901 |
| Top European Languages on a Map | 0 | - | 4.77 | 132,113 |
| History of Russia Quiz | 0 | - | 4.47 | 31,920 |
| Word Chain - Russia | 0 | - | 4.33 | 15,757 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,735 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,233 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,959 |
| Word Chain - Germany | 0 | - | 4.31 | 22,589 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,148 |
| Olympian Gods Quiz | 0 | - | 4.96 | 500,944 |
| Famous Irish People | 0 | - | 4.05 | 45,997 |
| Iceland... or Ireland? | 0 | - | 4.74 | 57,045 |
| History of Italy | 0 | - | 4.55 | 31,979 |
| Word Chain - Italy | 0 | - | 4.07 | 23,165 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,798 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,664 |
| Famous Nordic People | 0 | - | 4.34 | 20,127 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,791 |
| Sweden Country Quiz | 0 | - | 4.35 | 68,227 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,241 |
| Geography of Spain | 0 | - | 4.59 | 22,078 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,344 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,281 |
| Name a Valid English City | 0 | - | 4.19 | 16,730 |
| British Geography A-Z | 0 | - | 4.42 | 19,523 |
| Sherlock Holmes Quiz | 0 | - | 4.49 | 26,666 |
| London A-Z | 0 | - | 4.10 | 40,778 |
| Famous People from Africa | 0 | - | 4.45 | 10,953 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,969 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,240 |
| Word Chain - Africa | 0 | - | 4.47 | 31,621 |
| Four Letter African Geography | 0 | - | 4.67 | 19,319 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,189 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 94,005 |
| European Geography By Letter - A | 0 | - | 4.52 | 146,350 |
| European Geography By Letter - B #1 | 0 | - | 4.67 | 119,413 |
| European Geography By Letter - C | 0 | - | 4.46 | 114,074 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,707 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,584 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,732 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,600 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,901 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,748 |
| European Geography By Letter - V | 0 | - | 4.43 | 93,049 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,492 |
| Europe Map Quiz | 0 | - | 5.00 | 4,763,762 |
| European Geography By Letter - S #1 | 0 | - | 4.63 | 100,651 |
| Capitals of French Regions | 0 | - | 4.45 | 16,081 |
| Regions of France | 0 | - | 4.72 | 120,828 |
| France Immigration by Country | 0 | - | 4.70 | 76,531 |
| Kings of France Quiz | 0 | - | 4.20 | 32,751 |
| Famous Germans | 0 | - | 4.50 | 55,304 |
| Capitals of German States | 0 | - | 4.74 | 28,956 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,343 |
| Germany True or False? | 0 | - | 4.61 | 48,812 |
| Largest Islands of Greece | 0 | - | 4.59 | 48,033 |
| The Life of Alexander the Great | 0 | - | 4.51 | 18,504 |
| Ancient Greek Words | 0 | - | 4.93 | 111,631 |
| Famous Italians by Clue | 0 | - | 4.45 | 89,516 |
