| Australia... or New Zealand? | 0 | - | 4.83 | 61,294 |
| Regions of New Zealand | 0 | - | 4.85 | 28,398 |
| Australian Capitals | 0 | - | 4.92 | 62,657 |
| Oceania Map Quiz | 0 | - | 4.98 | 638,532 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,194 |
| Australian States and Territories | 0 | - | 4.96 | 141,354 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,136 |
| Australia True or False | 0 | - | 4.87 | 56,670 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,741 |
| Flags of Oceania | 0 | - | 5.00 | 256,958 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,122 |
| Australia Country Quiz | 0 | - | 4.43 | 69,431 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,293 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,521 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,854 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,952 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,483 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 56,367 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,308 |
| Palau Country Quiz | 0 | - | 4.90 | 22,922 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,367 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,440 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,755 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,848 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,365 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,775 |
| Save Europeans by Guessing Countries | 0 | - | 4.83 | 211,002 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 60,672 |
| Countries of Iberia in History with a Map | 0 | - | 4.87 | 41,341 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,839 |
| Name the English Monarchs | 0 | - | 4.92 | 500,073 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,147 |
| Colonies of Africa with a Map | 0 | - | 4.78 | 54,188 |
| Animals of Australia | 0 | - | 4.52 | 42,234 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,673,659 |
| History of Russia Quiz | 0 | - | 4.49 | 31,844 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 644,569 |
| Name that Greek Letter | 0 | - | 4.93 | 322,526 |
| History of Italy | 0 | - | 4.55 | 31,897 |
| Geography of the Dutch Empire | 0 | - | 4.61 | 34,565 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,092 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,714 |
| Prime Ministers of the UK | 0 | - | 4.96 | 436,604 |
| Europe Map Quiz | 0 | - | 5.00 | 4,745,665 |
| The Trojan War | 0 | - | 4.83 | 39,561 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 111,150 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,278 |
| Roman Emperors | 0 | - | 4.95 | 119,231 |
| Africa Map Quiz | 0 | - | 5.00 | 2,110,544 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,011 |
| New Zealand Country Quiz | 0 | - | 4.69 | 75,739 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,864 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,847 |
| Official European Union Languages | 0 | - | 4.97 | 237,646 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,308 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 426,539 |
| Olympian Gods Quiz | 0 | - | 4.96 | 498,382 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 125,059 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,443,880 |
| Asia Map Quiz | 0 | - | 4.99 | 910,864 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 93,571 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,420 |
| Countries by Founding Story | 0 | - | 4.95 | 76,865 |
| Independence from Whom | 0 | - | 4.99 | 210,791 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 131,314 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,209 |
| History of India | 0 | - | 4.61 | 21,349 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,250 |
| African East Coast | 0 | - | 4.96 | 95,516 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,357 |
| History of South Africa | 0 | - | 4.60 | 17,636 |
| Word Chain - Australia | 0 | - | 4.37 | 38,073 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 424,965 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,067 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,464 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,914 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,744 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,300 |
| The Only European Country ... | 0 | - | 4.91 | 215,113 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,303 |
| History of Austria | 0 | - | 4.70 | 17,800 |
| Geography of the French Empire | 0 | - | 4.45 | 26,999 |
| The French Revolution | 0 | - | 4.46 | 23,860 |
| History of France | 0 | - | 4.59 | 56,618 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,423 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 73,148 |
| Ancient Greek Words | 0 | - | 4.93 | 111,094 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,833 |
| The Vikings! | 0 | - | 4.46 | 28,285 |
| The Portuguese Empire | 0 | - | 4.58 | 12,027 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,667 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,262 |
| Countries the UK Declared War On | 0 | - | 4.61 | 122,091 |
| Geography of the British Empire | 0 | - | 4.48 | 39,582 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 98,184 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,517 |
| History of Iran | 0 | - | 4.66 | 16,307 |
| History of China | 0 | - | 4.37 | 56,914 |
| Countries of the World in 1900 | 0 | - | 4.89 | 84,137 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 194,108 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 149,814 |
| Recently Independent Countries | 0 | - | 4.98 | 158,369 |
| Historical City to Country | 0 | - | 4.84 | 78,320 |
| Countries by Former Name | 0 | - | 4.99 | 124,655 |
| Cities by Former Name | 0 | - | 4.84 | 91,254 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.69 | 55,310 |
| Countries of Africa | 0 | - | 5.00 | 2,521,215 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,014 |
| Marshall Islands Country Quiz | 0 | - | 4.61 | 20,611 |
| Fiji Country Quiz | 0 | - | 4.78 | 24,181 |
| Kiribati Country Quiz | 0 | - | 4.70 | 18,975 |
| Federated States of Micronesia Country Quiz | 0 | - | 4.63 | 21,603 |
| Australia Map Quiz | 0 | - | 4.94 | 343,255 |
| AFL Teams | 0 | - | 4.40 | 40,126 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,789 |
| Vanuatu Country Quiz | 0 | - | 4.59 | 22,805 |
| Solomon Islands Country Quiz | 0 | - | 4.56 | 18,992 |
| Nauru Country Quiz | 0 | - | 4.53 | 23,244 |
| Papua New Guinea Country Quiz | 0 | - | 4.60 | 30,604 |
| Samoa Country Quiz | 0 | - | 4.80 | 20,718 |
| History of Mexico | 0 | - | 4.58 | 15,260 |
| United States Map Quiz | 0 | - | 4.98 | 4,148,355 |
| First Names of U.S. Presidents | 0 | - | 4.85 | 380,360 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 190,676 |
| Play-Doh Presidents | 0 | - | 5.00 | 81,935 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,274 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 363,206 |
| Celtic Nations | 0 | - | 4.69 | 46,871 |
| Austria... or Australia? | 0 | - | 4.68 | 104,101 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,868 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,841 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,141 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 435,128 |
| History of The Netherlands | 0 | - | 4.46 | 17,358 |
| Medieval English History | 0 | - | 4.53 | 43,399 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,379,080 |
| Ottoman Empire Quiz | 0 | - | 4.42 | 17,076 |
| Chinese Inventions | 0 | - | 4.30 | 33,755 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,644 |
| Flags of Africa Quiz | 0 | - | 5.00 | 466,810 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,214 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,890 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,676 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,833 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,744 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,200 |
| African Island Countries | 0 | - | 4.96 | 101,151 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,616 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,974 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,656 |
| Famous Australians by Description | 0 | - | 4.23 | 27,787 |
| Australian Slang | 0 | - | 4.25 | 28,541 |
| Flags of North and South America | 0 | - | 4.99 | 370,101 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,398 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,510 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,803 |
| South America Map Quiz | 0 | - | 5.00 | 1,544,501 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,017,213 |
| North America Map Quiz | 0 | - | 4.98 | 246,515 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,539 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 33,046 |
| U.S. History for Dummies | 0 | - | 4.47 | 82,729 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,823 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,802 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,861 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,679 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,154 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,316 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,234,471 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,323,406 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,143 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,692 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,401 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,756 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,097 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 309,287 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 169,443 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,298 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,731 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,521 |
| Slavic Countries | 0 | - | 4.96 | 111,244 |
| French History Multiple Choice | 0 | - | 4.55 | 32,945 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,195 |
| History of Germany | 0 | - | 4.39 | 52,723 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,243 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,537 |
| Figures from Greek Mythology | 0 | - | 4.91 | 185,831 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,622 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,787 |
| Roman Names for Places | 0 | - | 4.62 | 58,051 |
| Byzantine History | 0 | - | 4.91 | 28,702 |
| History of Spain | 0 | - | 4.29 | 21,044 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,083 |
| Counties of England | 0 | - | 4.97 | 792,487 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,725 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,684 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,110 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,467 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,048 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 37,893 |
