| Australia Map Quiz | 0 | - | 4.95 | 343,929 |
| Australian States and Territories | 0 | - | 4.96 | 141,768 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,245 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 145,257 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,524 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,980 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,809 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,987 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,646 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,513 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 646,413 |
| Name that Greek Letter | 0 | - | 4.93 | 323,180 |
| Animals of Australia | 0 | - | 4.52 | 42,295 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,283 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,907 |
| Ancient Greek Words | 0 | - | 4.93 | 111,412 |
| Flags of Oceania | 0 | - | 5.00 | 258,385 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,420 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,962 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 77,906 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 64,356 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,763 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,666 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,662 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,121 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 117,307 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,971 |
| Palau Country Quiz | 0 | - | 4.90 | 22,980 |
| Cultural Symbols of Australia | 0 | - | 4.24 | 47,961 |
| AFL Teams | 0 | - | 4.40 | 40,326 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,425 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,500 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 528,995 |
| Austria... or Australia? | 0 | - | 4.68 | 104,253 |
| Name the English Monarchs | 0 | - | 4.91 | 501,769 |
| Australia A-Z | 0 | - | 4.54 | 49,945 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,895 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,690,353 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,579 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 100,389 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 96,249 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 60,970 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,602 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,138 |
| Prime Ministers of the UK | 0 | - | 4.95 | 438,105 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,956 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,368 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 212,516 |
| History of Russia Quiz | 0 | - | 4.49 | 31,887 |
| The Trojan War | 0 | - | 4.83 | 39,666 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,608 |
| History of Italy | 0 | - | 4.55 | 31,945 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,441 |
| Roman Emperors | 0 | - | 4.95 | 119,722 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,631 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,181 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,807 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,784 |
| Australian Capitals | 0 | - | 4.92 | 62,705 |
| Famous Australians by Picture | 0 | - | 4.25 | 28,755 |
| New Zealand Country Quiz | 0 | - | 4.70 | 75,896 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,028 |
| Official European Union Languages | 0 | - | 4.97 | 238,223 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,674 |
| Europe Map Quiz | 0 | - | 5.00 | 4,757,216 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,650 |
| Olympian Gods Quiz | 0 | - | 4.96 | 499,833 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 125,628 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,016 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,619 |
| Countries by Founding Story | 0 | - | 4.95 | 77,093 |
| Independence from Whom | 0 | - | 4.99 | 211,383 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,759 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,398 |
| History of India | 0 | - | 4.62 | 21,404 |
| Africa Map Quiz | 0 | - | 5.00 | 2,115,327 |
| History of South Africa | 0 | - | 4.60 | 17,664 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 426,043 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 381,201 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,667 |
| History of Austria | 0 | - | 4.70 | 17,842 |
| Geography of the French Empire | 0 | - | 4.45 | 27,034 |
| The French Revolution | 0 | - | 4.46 | 23,913 |
| History of France | 0 | - | 4.59 | 56,878 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.40 | 23,464 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 73,760 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 436,483 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,028 |
| The Vikings! | 0 | - | 4.46 | 28,324 |
| The Portuguese Empire | 0 | - | 4.58 | 12,053 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,314 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,342 |
| Geography of the British Empire | 0 | - | 4.48 | 39,638 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,447,052 |
| Asia Map Quiz | 0 | - | 4.99 | 915,065 |
| History of Iran | 0 | - | 4.66 | 16,343 |
| History of China | 0 | - | 4.37 | 57,086 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.69 | 55,402 |
| Countries of Africa | 0 | - | 5.00 | 2,531,614 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,670 |
| African East Coast | 0 | - | 4.96 | 95,880 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,686 |
| Marshall Islands Country Quiz | 0 | - | 4.62 | 20,678 |
| Fiji Country Quiz | 0 | - | 4.78 | 24,252 |
| Kiribati Country Quiz | 0 | - | 4.72 | 19,025 |
| Federated States of Micronesia Country Quiz | 0 | - | 4.63 | 21,664 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,876 |
| Sydney Suburbs | 0 | - | 4.64 | 37,649 |
| Vanuatu Country Quiz | 0 | - | 4.59 | 22,886 |
| Solomon Islands Country Quiz | 0 | - | 4.56 | 19,050 |
| Nauru Country Quiz | 0 | - | 4.53 | 23,313 |
| Papua New Guinea Country Quiz | 0 | - | 4.60 | 30,664 |
| Samoa Country Quiz | 0 | - | 4.80 | 20,794 |
| History of Mexico | 0 | - | 4.58 | 15,294 |
| United States Map Quiz | 0 | - | 4.98 | 4,154,784 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 191,448 |
| Play-Doh Presidents | 0 | - | 5.00 | 82,179 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,838 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,449 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,864 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,596 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,650 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,092 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,912 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,927 |
| The Only European Country ... | 0 | - | 4.91 | 216,131 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,855 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,951 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,885 |
| Figures from Greek Mythology | 0 | - | 4.91 | 186,549 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,271 |
| History of The Netherlands | 0 | - | 4.46 | 17,416 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,776 |
| Medieval English History | 0 | - | 4.53 | 43,476 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,726 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,381,659 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,550 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,110 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,727 |
| Chinese Inventions | 0 | - | 4.30 | 33,788 |
| Countries of the World in 1900 | 0 | - | 4.89 | 84,643 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 194,831 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 150,472 |
| Recently Independent Countries | 0 | - | 4.98 | 159,056 |
| Historical City to Country | 0 | - | 4.84 | 78,449 |
| Countries by Former Name | 0 | - | 4.99 | 124,946 |
| Cities by Former Name | 0 | - | 4.83 | 91,459 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,903 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,706 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,737 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,441 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,063 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,134 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,257 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,766 |
| African Island Countries | 0 | - | 4.96 | 101,477 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,148 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,156 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,348 |
| Australia True or False | 0 | - | 4.87 | 56,794 |
| Flags of North and South America | 0 | - | 4.99 | 372,219 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,535 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,125 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,456 |
| South America Map Quiz | 0 | - | 5.00 | 1,547,766 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,021,079 |
| North America Map Quiz | 0 | - | 4.98 | 247,907 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,670 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 33,096 |
| U.S. History for Dummies | 0 | - | 4.47 | 82,959 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,627 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,385 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,064 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,814 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,192 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 68,144 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,369 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,240,932 |
| Celtic Nations | 0 | - | 4.69 | 46,914 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,737 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,483 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,034 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,033 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,283 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,091 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 170,882 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,865 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,071 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,805 |
| Slavic Countries | 0 | - | 4.96 | 111,529 |
| French History Multiple Choice | 0 | - | 4.55 | 33,006 |
| 15 Most Populous Countries that Speak a Germanic Language | 0 | - | 4.39 | 82,510 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,302 |
| History of Germany | 0 | - | 4.39 | 52,788 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,518 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,619 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,705 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,869 |
| Roman Names for Places | 0 | - | 4.62 | 58,206 |
| Byzantine History | 0 | - | 4.91 | 28,762 |
