| Europe Geography Decoder | 0 | - | 4.86 | 69,904 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,368 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,970 |
| Category Elimination - European Geography #3 | 0 | - | 4.85 | 80,757 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 212,493 |
| German Groups of Things | 0 | - | 4.46 | 38,450 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 232,739 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 276,418 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 166,773 |
| Departments of France | 0 | - | 4.93 | 53,867 |
| Countries Surrounding Rome | 0 | - | 4.97 | 49,526 |
| England or Wales? | 0 | - | 4.94 | 45,619 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,025 |
| Official European Union Languages | 0 | - | 4.97 | 238,210 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,663 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,638 |
| French Geography Quiz #1 | 0 | - | 4.89 | 34,729 |
| Most Common Last Names in Sweden | 0 | - | 4.49 | 15,378 |
| Word Scramble - European Countries | 0 | - | 4.73 | 141,539 |
| The Trojan War | 0 | - | 4.83 | 39,663 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,596 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,437 |
| Roman Emperors | 0 | - | 4.95 | 119,717 |
| Finland Country Quiz | 0 | - | 4.50 | 59,564 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,771 |
| British Groups of Things | 0 | - | 4.25 | 82,841 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 449,022 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,278 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,047 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 170,854 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,301 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,901 |
| Fictional Characters from Great Britain | 0 | - | 4.24 | 42,006 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 354,745 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 199,529 |
| Top Five Countries By Category #3 | 0 | - | 4.81 | 171,377 |
| Celtic Nations | 0 | - | 4.69 | 46,912 |
| Europe Geography Quiz #1 | 0 | - | 4.55 | 71,222 |
| Europe Geography Quiz #2 | 0 | - | 4.57 | 71,884 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 70,173 |
| Europe Geography Quiz #5 | 0 | - | 4.55 | 61,197 |
| Four Letter European Geography #2 | 0 | - | 4.57 | 20,375 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,100 |
| Champions League Winners | 0 | - | 4.92 | 1,004,412 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,298 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 321,737 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,971 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,955 |
| European Geography By Letter - B #2 | 0 | - | 4.84 | 78,052 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,544 |
| Countries Bordering France | 0 | - | 4.83 | 402,022 |
| States of Germany | 0 | - | 4.96 | 152,035 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,916 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,703 |
| Regions of Italy | 0 | - | 4.92 | 75,638 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 51,967 |
| Nordic Cities Map Quiz | 0 | - | 4.77 | 90,397 |
| Sweden Immigration by Country | 0 | - | 4.55 | 56,060 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,704 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,076 |
| United Kingdom A-Z | 0 | - | 4.51 | 87,592 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,665 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 180,604 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,953 |
| Top Five Countries By Fruit Production | 0 | - | 4.96 | 79,057 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 92,146 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,247 |
| Europe Geography Quiz #3 | 0 | - | 4.35 | 63,624 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,417 |
| Four Letter European Geography #1 | 0 | - | 4.40 | 28,068 |
| Andorra Country Quiz | 0 | - | 4.90 | 31,634 |
| Austria... or Australia? | 0 | - | 4.68 | 104,247 |
| France Cities Map Quiz | 0 | - | 4.96 | 166,514 |
| Word Chain - France | 0 | - | 4.38 | 42,751 |
| Germany Country Quiz | 0 | - | 4.82 | 157,641 |
| Germany Cities Map Quiz | 0 | - | 4.87 | 125,924 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,951 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,883 |
| Italy Country Quiz | 0 | - | 4.82 | 123,255 |
| Regions of Italy Map Quiz | 0 | - | 4.96 | 149,167 |
| Italy Cities Map Quiz | 0 | - | 4.97 | 151,852 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,268 |
| Denmark Country Quiz | 0 | - | 4.78 | 75,814 |
| Norway Country Quiz | 0 | - | 4.44 | 77,212 |
| Iceland Country Quiz | 0 | - | 4.69 | 43,094 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 96,705 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 185,416 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,785 |
| UK Immigration by Country | 0 | - | 4.94 | 140,729 |
| United Kingdom Decoder | 0 | - | 4.29 | 40,023 |
| United Kingdom Country Quiz | 0 | - | 4.96 | 139,526 |
| British Monopoly Board | 0 | - | 4.52 | 41,146 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,285 |
| Name the English Monarchs | 0 | - | 4.91 | 501,744 |
| All UEFA Champions League Teams Ever | 0 | - | 4.85 | 129,947 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 109,779 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 96,608 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,569 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,645 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 114,581 |
| Name a Major European City A-Z | 0 | - | 4.33 | 49,450 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 65,363 |
| Slavic Languages | 0 | - | 4.68 | 54,286 |
| Famous Swiss and Austrian People | 0 | - | 4.45 | 14,617 |
| Countries Bordering Austria | 0 | - | 4.97 | 118,218 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,529 |
| Famous Dutch and Belgian People | 0 | - | 4.56 | 18,050 |
| France A-Z | 0 | - | 4.16 | 38,180 |
| Countries that Visit France the Most | 0 | - | 4.85 | 45,805 |
| Countries Closest to Metropolitan France | 0 | - | 4.89 | 72,107 |
| Countries that Beat Germany | 0 | - | 4.95 | 106,151 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,222 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 646,373 |
| Name that Greek Letter | 0 | - | 4.93 | 323,168 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,511 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,617 |
| Counties of Ireland | 0 | - | 4.92 | 194,790 |
| Capitals of Italian Regions | 0 | - | 4.62 | 36,585 |
| Countries Bordering Italy | 0 | - | 4.94 | 100,769 |
| Countries that Beat Italy | 0 | - | 4.85 | 54,345 |
| Countries Closest to Italy | 0 | - | 4.97 | 197,783 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,704 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,867 |
| Roman Names for Places | 0 | - | 4.62 | 58,201 |
| Greenland Country Quiz | 0 | - | 4.78 | 36,322 |
| Countries Closest to Iceland | 0 | - | 4.90 | 73,417 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,177 |
| Spanish Immigration by Country | 0 | - | 4.63 | 55,427 |
| Most Common First Names in Spain | 0 | - | 4.27 | 45,587 |
| Countries Closest to Spain | 0 | - | 4.96 | 226,707 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,805 |
| Switzerland A-Z | 0 | - | 4.45 | 25,625 |
| Most Common Surnames in the UK | 0 | - | 4.21 | 69,642 |
| Countries that Visit the UK the Most | 0 | - | 4.87 | 74,957 |
| Counties of the UK and Ireland | 0 | - | 4.98 | 130,281 |
| Wonderwall Lyrics | 0 | - | 4.25 | 73,707 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,221 |
| World Capitals Closest to London | 0 | - | 4.87 | 110,559 |
| 50 Busiest Air Routes from London | 0 | - | 4.87 | 96,721 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 108,735 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.41 | 274,901 |
| U.S. Groups of Four Quiz | 0 | - | 4.39 | 25,307 |
| U.S. Groups of Three Quiz | 0 | - | 4.04 | 20,877 |
| Top European Languages on a Map | 0 | - | 4.77 | 131,910 |
| History of Russia Quiz | 0 | - | 4.49 | 31,887 |
| Word Chain - Russia | 0 | - | 4.33 | 15,740 |
| Russia Multiple Choice | 0 | - | 4.58 | 40,704 |
| French Geography Quiz #2 | 0 | - | 4.62 | 23,202 |
| The Reign of Napoleon | 0 | - | 4.54 | 38,912 |
| Word Chain - Germany | 0 | - | 4.31 | 22,567 |
| Ancient Greece A-Z | 0 | - | 4.60 | 23,122 |
| Olympian Gods Quiz | 0 | - | 4.96 | 499,762 |
| Famous Irish People | 0 | - | 4.05 | 45,984 |
| Iceland... or Ireland? | 0 | - | 4.74 | 56,991 |
| History of Italy | 0 | - | 4.55 | 31,943 |
| Word Chain - Italy | 0 | - | 4.07 | 23,151 |
| Italy Multiple Choice | 0 | - | 4.74 | 103,670 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,626 |
| Famous Nordic People | 0 | - | 4.34 | 20,075 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,766 |
| Sweden Country Quiz | 0 | - | 4.35 | 68,113 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,178 |
| Geography of Spain | 0 | - | 4.59 | 22,059 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 29,331 |
| Members of the British Royal Family | 0 | - | 4.10 | 114,024 |
| Name a Valid English City | 0 | - | 4.19 | 16,705 |
| British Geography A-Z | 0 | - | 4.42 | 19,498 |
| Sherlock Holmes Quiz | 0 | - | 4.49 | 26,639 |
| London A-Z | 0 | - | 4.10 | 40,749 |
| Famous People from Africa | 0 | - | 4.45 | 10,944 |
| Africa Geography Quiz #2 | 0 | - | 4.59 | 32,944 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,948 |
| Word Chain - Africa | 0 | - | 4.47 | 31,595 |
| Four Letter African Geography | 0 | - | 4.67 | 19,193 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,113 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 93,870 |
| European Geography By Letter - A | 0 | - | 4.52 | 145,476 |
| European Geography By Letter - B #1 | 0 | - | 4.68 | 112,706 |
| European Geography By Letter - C | 0 | - | 4.46 | 113,433 |
| European Geography By Letter - D | 0 | - | 4.50 | 108,151 |
| European Geography By Letter - L | 0 | - | 4.52 | 113,202 |
| European Geography By Letter - M | 0 | - | 4.67 | 130,231 |
| European Geography By Letter - P #1 | 0 | - | 4.80 | 97,290 |
| European Geography By Letter - N | 0 | - | 4.44 | 100,611 |
| European Geography By Letter - R | 0 | - | 4.42 | 93,507 |
| European Geography By Letter - V | 0 | - | 4.43 | 92,835 |
| European Geography By Letter - T | 0 | - | 4.41 | 82,198 |
| Europe Map Quiz | 0 | - | 5.00 | 4,756,961 |
| European Geography By Letter - S #1 | 0 | - | 4.54 | 100,418 |
| Capitals of French Regions | 0 | - | 4.45 | 16,046 |
| Regions of France | 0 | - | 4.75 | 120,487 |
| France Immigration by Country | 0 | - | 4.70 | 76,423 |
| Kings of France Quiz | 0 | - | 4.20 | 32,691 |
| Famous Germans | 0 | - | 4.50 | 55,207 |
| Capitals of German States | 0 | - | 4.74 | 28,936 |
| Chancellors of Germany, 1949–present | 0 | - | 4.60 | 23,292 |
| Germany True or False? | 0 | - | 4.61 | 48,748 |
| Largest Islands of Greece | 0 | - | 4.59 | 47,900 |
| The Life of Alexander the Great | 0 | - | 4.51 | 18,482 |
| Ancient Greek Words | 0 | - | 4.93 | 111,404 |
