| Europe Geography Decoder | 0 | - | 4.85 | 66,364 |
| Add A Letter - Make a European City | 0 | - | 4.87 | 22,052 |
| European Countries by First 2 Letters | 0 | - | 4.96 | 505,911 |
| Category Elimination - European Geography #3 | 0 | - | 4.83 | 72,516 |
| German Groups of Things | 0 | - | 4.45 | 37,199 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 214,557 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 260,664 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 153,440 |
| Departments of France | 0 | - | 4.88 | 42,781 |
| Countries Surrounding Rome | 0 | - | 4.96 | 47,931 |
| England or Wales? | 0 | - | 4.94 | 42,790 |
| Count to 10 in Europe: Pro | 0 | - | 4.84 | 64,468 |
| Official European Union Languages | 0 | - | 4.98 | 225,898 |
| European Countries in their Native Language | 0 | - | 4.99 | 150,098 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 405,910 |
| French Geography Quiz #1 | 0 | - | 4.87 | 32,778 |
| Most Common Last Names in Sweden | 0 | - | 4.49 | 14,643 |
| Word Scramble - European Countries | 0 | - | 4.70 | 134,261 |
| The Trojan War | 0 | - | 4.81 | 37,425 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.86 | 101,179 |
| Ancient Roman Trivia #1 | 0 | - | 4.83 | 74,434 |
| Roman Emperors | 0 | - | 4.96 | 108,033 |
| Greenland Country Quiz | 0 | - | 4.83 | 34,175 |
| Finland Country Quiz | 0 | - | 4.48 | 55,797 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.83 | 40,311 |
| Countries that Beat Switzerland | 0 | - | 4.87 | 39,804 |
| British Groups of Things | 0 | - | 4.25 | 81,757 |
| Top Five Countries By Category #1 | 0 | - | 4.99 | 407,153 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.90 | 83,356 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 296,579 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 140,832 |
| Germany Multiple Choice | 0 | - | 4.83 | 51,570 |
| Top Five Countries By Category #2 | 0 | - | 4.93 | 170,085 |
| Top Five Countries By Category #3 | 0 | - | 4.83 | 155,233 |
| Celtic Nations | 0 | - | 4.75 | 45,792 |
| Europe Geography Quiz #1 | 0 | - | 4.54 | 69,031 |
| Europe Geography Quiz #2 | 0 | - | 4.56 | 69,575 |
| Europe Geography Quiz #4 | 0 | - | 4.57 | 68,137 |
| Europe Geography Quiz #5 | 0 | - | 4.54 | 59,430 |
| Four Letter European Geography #1 | 0 | - | 4.44 | 22,995 |
| UK Cities Map Quiz | 0 | - | 4.95 | 447,533 |
| Champions League Winners | 0 | - | 4.92 | 936,064 |
| Africa Geography Quiz #1 | 0 | - | 4.92 | 47,475 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 105,354 |
| Catholic Countries in Europe | 0 | - | 4.83 | 88,840 |
| Federal Subjects of Russia | 0 | - | 4.93 | 127,125 |
| Countries Bordering France | 0 | - | 4.87 | 371,307 |
| States of Germany | 0 | - | 4.94 | 135,599 |
| Germany Immigration by Country | 0 | - | 4.86 | 74,683 |
| Countries Bordering Germany | 0 | - | 4.99 | 353,411 |
| States of the German Confederation in 1848 | 0 | - | 4.85 | 28,926 |
| Counties of Ireland | 0 | - | 4.88 | 173,192 |
| Regions of Italy | 0 | - | 4.90 | 66,510 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 34,486 |
| Nordic Cities Map Quiz | 0 | - | 4.77 | 87,582 |
| Sweden Immigration by Country | 0 | - | 4.64 | 44,510 |
| Regions of Spain Quiz | 0 | - | 4.89 | 103,119 |
| Cantons of Switzerland | 0 | - | 4.97 | 44,479 |
| United Kingdom A-Z | 0 | - | 4.53 | 83,886 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 16,319 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.96 | 303,723 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 171,306 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.92 | 83,503 |
| Top Five Countries By Fruit Production | 0 | - | 4.91 | 48,168 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 84,945 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.95 | 164,649 |
| Europe Geography Quiz #3 | 0 | - | 4.32 | 61,711 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.70 | 55,944 |
| Austria... or Australia? | 0 | - | 4.78 | 101,077 |
| France Cities Map Quiz | 0 | - | 4.95 | 156,099 |
| Word Chain - France | 0 | - | 4.37 | 41,343 |
| Germany Country Quiz | 0 | - | 4.82 | 148,278 |
| Germany Cities Map Quiz | 0 | - | 4.83 | 111,843 |
| Ancient Greek Trivia | 0 | - | 4.55 | 64,986 |
| Italy Country Quiz | 0 | - | 4.83 | 115,754 |
| Regions of Italy Map Quiz | 0 | - | 4.95 | 140,902 |
| Italy Cities Map Quiz | 0 | - | 4.96 | 144,253 |
| Countries Italy Declared War On | 0 | - | 4.75 | 41,513 |
| Famous Nordic People | 0 | - | 4.41 | 10,906 |
| Denmark Country Quiz | 0 | - | 4.77 | 72,540 |
| Norway Country Quiz | 0 | - | 4.45 | 72,262 |
| Iceland Country Quiz | 0 | - | 4.68 | 40,869 |
| Spain Cities Map Quiz | 0 | - | 4.87 | 90,827 |
| Regions of Spain Map Quiz | 0 | - | 4.95 | 176,817 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 100,361 |
| Fictional Characters from Great Britain | 0 | - | 4.13 | 31,623 |
| UK Immigration by Country | 0 | - | 4.94 | 132,210 |
| United Kingdom Decoder | 0 | - | 4.29 | 39,296 |
| United Kingdom Country Quiz | 0 | - | 4.94 | 128,256 |
| British Monopoly Board | 0 | - | 4.51 | 40,169 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 108,185 |
| English Monarchs Quiz | 0 | - | 4.90 | 471,022 |
| All UEFA Champions League Teams Ever | 0 | - | 4.83 | 118,772 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.89 | 100,335 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 88,521 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 304,330 |
| Pre-Euro Currencies | 0 | - | 4.43 | 50,965 |
| Top 20 Football Clubs in Europe | 0 | - | 4.48 | 100,642 |
| Name a Major European City A-Z | 0 | - | 4.31 | 45,599 |
| 100 Longest Rivers in Europe - with a Map | 0 | - | 4.94 | 60,512 |
| Slavic Languages | 0 | - | 4.68 | 51,254 |
| Andorra Country Quiz | 0 | - | 4.88 | 29,612 |
| Countries Bordering Austria | 0 | - | 4.97 | 113,727 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.97 | 95,658 |
| Famous Dutch and Belgian People | 0 | - | 4.53 | 17,315 |
| France A-Z | 0 | - | 4.18 | 36,967 |
| Countries that Visit France the Most | 0 | - | 4.83 | 42,378 |
| Countries Closest to Metropolitan France | 0 | - | 4.88 | 69,022 |
| Countries that Beat Germany | 0 | - | 4.95 | 96,824 |
| Countries With the Most German Speakers | 0 | - | 4.85 | 57,632 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 609,969 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.57 | 60,987 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 40,078 |
| Iceland... or Ireland? | 0 | - | 4.74 | 55,333 |
| Capitals of Italian Regions | 0 | - | 4.61 | 35,403 |
| Countries Bordering Italy | 0 | - | 4.94 | 97,377 |
| Countries that Beat Italy | 0 | - | 4.85 | 50,175 |
| Countries Closest to Italy | 0 | - | 4.97 | 187,841 |
| Ancient Roman Trivia #2 | 0 | - | 4.55 | 36,639 |
| Geography of the Roman Empire | 0 | - | 4.56 | 50,004 |
| Roman Names for Places | 0 | - | 4.65 | 44,140 |
| Countries Closest to Iceland | 0 | - | 4.88 | 67,654 |
| Spanish Immigration by Country | 0 | - | 4.62 | 53,760 |
| Most Common First Names in Spain | 0 | - | 4.26 | 44,559 |
| Countries Closest to Spain | 0 | - | 4.95 | 215,523 |
| Countries that Beat Spain | 0 | - | 4.95 | 59,519 |
| Switzerland A-Z | 0 | - | 4.44 | 19,202 |
| Most Common Surnames in the UK | 0 | - | 4.20 | 67,722 |
| Countries that Visit the UK the Most | 0 | - | 4.84 | 68,329 |
| Counties of the UK and Ireland | 0 | - | 4.97 | 116,525 |
| Wonderwall Lyrics | 0 | - | 4.24 | 70,938 |
| Commonwealth of Nations Countries | 0 | - | 4.93 | 229,225 |
| World Capitals Closest to London | 0 | - | 4.91 | 97,317 |
| 50 Busiest Air Routes from London | 0 | - | 4.89 | 91,408 |
| Word Scramble - Asian Countries | 0 | - | 4.49 | 84,201 |
| Countries of Asia - One Minute Sprint | 0 | - | 4.42 | 259,151 |
| U.S. Groups of Four Quiz | 0 | - | 4.38 | 24,266 |
| U.S. Groups of Three Quiz | 0 | - | 4.06 | 20,177 |
| Top European Languages on a Map | 0 | - | 4.77 | 124,773 |
| Word Chain - Russia | 0 | - | 4.36 | 15,266 |
| Russia Multiple Choice | 0 | - | 4.57 | 39,352 |
| French Geography Quiz #2 | 0 | - | 4.62 | 22,191 |
| France Multiple Choice | 0 | - | 4.41 | 39,725 |
| The Reign of Napoleon | 0 | - | 4.54 | 37,292 |
| Word Chain - Germany | 0 | - | 4.32 | 21,824 |
| Ancient Greece A-Z | 0 | - | 4.61 | 21,886 |
| Olympian Gods Quiz | 0 | - | 4.96 | 469,274 |
| Geography of Ancient Greece | 0 | - | 4.75 | 30,843 |
| Name that Greek Letter | 0 | - | 4.94 | 308,775 |
| Famous Irish People | 0 | - | 4.01 | 44,983 |
| Word Chain - Italy | 0 | - | 4.07 | 22,582 |
| Italy Multiple Choice | 0 | - | 4.74 | 98,785 |
| Geography of the Dutch Empire | 0 | - | 4.68 | 33,373 |
| Countries Once Held by Sweden | 0 | - | 4.17 | 34,093 |
| Sweden Country Quiz | 0 | - | 4.36 | 64,995 |
| Countries of the Spanish Empire | 0 | - | 4.51 | 75,978 |
| Geography of Spain | 0 | - | 4.52 | 21,099 |
| Word Chain - United Kingdom | 0 | - | 4.05 | 28,667 |
| Members of the British Royal Family | 0 | - | 4.09 | 111,695 |
| Name a Valid English City | 0 | - | 4.18 | 15,963 |
| Sherlock Holmes Quiz | 0 | - | 4.49 | 26,038 |
| London A-Z | 0 | - | 4.15 | 39,606 |
| Famous People from Africa | 0 | - | 4.44 | 10,548 |
| Africa Geography Quiz #2 | 0 | - | 4.58 | 31,937 |
| African Countries by First 2 Letters | 0 | - | 4.95 | 256,056 |
| Word Chain - Africa | 0 | - | 4.48 | 30,630 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 24,867 |
| Name a Valid Answer - United States #1 | 0 | - | 4.64 | 89,901 |
| European Geography By Letter - A | 0 | - | 4.61 | 128,151 |
| European Geography By Letter - B #1 | 0 | - | 4.73 | 107,028 |
| European Geography By Letter - C | 0 | - | 4.46 | 108,326 |
| European Geography By Letter - D | 0 | - | 4.51 | 103,052 |
| European Geography By Letter - L | 0 | - | 4.51 | 108,236 |
| European Geography By Letter - M | 0 | - | 4.53 | 117,587 |
| European Geography By Letter - P | 0 | - | 4.79 | 92,915 |
| European Geography By Letter - N | 0 | - | 4.43 | 96,432 |
| European Geography By Letter - R | 0 | - | 4.41 | 89,842 |
| European Geography By Letter - V | 0 | - | 4.46 | 89,239 |
| Europe Map Quiz | 0 | - | 5.00 | 4,507,760 |
| European Geography By Letter - S #1 | 0 | - | 4.61 | 96,274 |
| European Geography By Letter - B #2 | 0 | - | 4.74 | 65,166 |
| Famous Swiss and Austrian People | 0 | - | 4.39 | 14,011 |
| Capitals of French Regions | 0 | - | 4.42 | 15,376 |
| Regions of France | 0 | - | 4.70 | 109,189 |
| France Immigration by Country | 0 | - | 4.78 | 72,661 |
| Capitals of German States | 0 | - | 4.70 | 28,037 |
| Chancellors of Germany, 1949–present | 0 | - | 4.56 | 21,753 |
| Germany True or False? | 0 | - | 4.62 | 46,433 |
| Largest Islands of Greece | 0 | - | 4.58 | 43,736 |
| The Life of Alexander the Great | 0 | - | 4.49 | 17,896 |
| Ancient Greek Words | 0 | - | 4.92 | 104,250 |
| Seven Hills of Rome | 0 | - | 4.69 | 8,806 |
| Two Letter Roman Numerals | 0 | - | 4.98 | 52,143 |
| Provinces of the Netherlands | 0 | - | 4.71 | 36,568 |
| 100 Greatest Britons Quiz | 0 | - | 4.41 | 46,954 |
| British to American Food Translation. | 0 | - | 3.40 | 51,148 |
| Robin Hood Quiz | 0 | - | 4.00 | 8,213 |
| Foods in a Full English Breakfast | 0 | - | 4.45 | 93,130 |
| Beatles Songs Quiz | 0 | - | 4.96 | 221,275 |
| Bohemian Rhapsody Lyrics | 0 | - | 4.98 | 281,821 |
