| Australia... or New Zealand? | 0 | - | 4.83 | 62,092 |
| Regions of New Zealand | 0 | - | 4.84 | 28,781 |
| Australian Capitals | 0 | - | 4.92 | 62,858 |
| Oceania Map Quiz | 0 | - | 4.98 | 660,177 |
| Top 10 Oldest African Countries | 0 | - | 4.87 | 28,290 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,584 |
| Australian States and Territories | 0 | - | 4.96 | 143,016 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,536 |
| Australia True or False | 0 | - | 4.86 | 57,199 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,506 |
| Flags of Oceania | 0 | - | 5.00 | 263,368 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,799 |
| Australia Country Quiz | 0 | - | 4.43 | 69,883 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,808 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,524 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 85,939 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,969 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.97 | 71,992 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,706 |
| Palau Country Quiz | 0 | - | 4.89 | 23,159 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,559 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,972 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,634 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,971 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 119,003 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,675 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,941 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 217,318 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 61,776 |
| Countries of Iberia in History with a Map | 0 | - | 4.88 | 42,492 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,991 |
| Name the English Monarchs | 0 | - | 4.91 | 507,233 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 280,948 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,616 |
| Animals of Australia | 0 | - | 4.53 | 42,524 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,730,222 |
| History of Russia Quiz | 0 | - | 4.47 | 32,020 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 652,757 |
| Name that Greek Letter | 0 | - | 4.93 | 325,205 |
| History of Italy | 0 | - | 4.55 | 32,179 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,842 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,463 |
| Invasions of Great Britain | 0 | - | 4.51 | 60,139 |
| Prime Ministers of the UK | 0 | - | 4.95 | 443,019 |
| Colonies of Africa with a Map | 0 | - | 4.79 | 54,819 |
| Europe Map Quiz | 0 | - | 5.00 | 4,792,423 |
| The Trojan War | 0 | - | 4.83 | 40,042 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 113,138 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 85,670 |
| Roman Emperors | 0 | - | 4.95 | 121,388 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,456 |
| AFL Teams | 0 | - | 4.42 | 40,970 |
| New Zealand Country Quiz | 0 | - | 4.70 | 76,379 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,315 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,836 |
| Official European Union Languages | 0 | - | 4.97 | 240,242 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,785 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,321 |
| Olympian Gods Quiz | 0 | - | 4.96 | 504,299 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 127,821 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,260 |
| Asia Map Quiz | 0 | - | 4.99 | 926,484 |
| Africa Map Quiz | 0 | - | 5.00 | 2,130,483 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 95,265 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 47,212 |
| Countries by Founding Story | 0 | - | 4.95 | 77,900 |
| Independence from Whom | 0 | - | 4.99 | 213,374 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 133,634 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,915 |
| History of South Africa | 0 | - | 4.60 | 17,777 |
| Word Chain - Australia | 0 | - | 4.38 | 38,259 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 428,820 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,272 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,974 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,154 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,373 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,435 |
| The Only European Country ... | 0 | - | 4.91 | 219,505 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,785 |
| History of Austria | 0 | - | 4.70 | 17,991 |
| Geography of the French Empire | 0 | - | 4.45 | 27,229 |
| The French Revolution | 0 | - | 4.47 | 24,164 |
| History of France | 0 | - | 4.61 | 57,710 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,573 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 75,562 |
| Ancient Greek Words | 0 | - | 4.93 | 112,626 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,589 |
| The Vikings! | 0 | - | 4.46 | 28,419 |
| The Portuguese Empire | 0 | - | 4.58 | 12,116 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,094 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,486 |
| Countries the UK Declared War On | 0 | - | 4.55 | 123,353 |
| Geography of the British Empire | 0 | - | 4.48 | 39,866 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,127 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,621 |
| History of Iran | 0 | - | 4.66 | 16,437 |
| History of China | 0 | - | 4.35 | 57,660 |
| History of India | 0 | - | 4.62 | 21,524 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,221 |
| African East Coast | 0 | - | 4.96 | 96,907 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,788 |
| Countries of the World in 1900 | 0 | - | 4.89 | 86,156 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 197,041 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 152,418 |
| Recently Independent Countries | 0 | - | 4.98 | 160,497 |
| Historical City to Country | 0 | - | 4.85 | 79,094 |
| Countries by Former Name | 0 | - | 4.99 | 125,960 |
| Cities by Former Name | 0 | - | 4.83 | 92,171 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,146 |
| Marshall Islands Country Quiz | 0 | - | 4.62 | 20,822 |
| Fiji Country Quiz | 0 | - | 4.78 | 24,440 |
| Kiribati Country Quiz | 0 | - | 4.70 | 19,160 |
| Federated States of Micronesia Country Quiz | 0 | - | 4.63 | 21,819 |
| Australia Map Quiz | 0 | - | 4.95 | 346,440 |
| Prime Ministers of Australia | 0 | - | 4.51 | 32,220 |
| Vanuatu Country Quiz | 0 | - | 4.59 | 23,048 |
| Solomon Islands Country Quiz | 0 | - | 4.56 | 19,186 |
| Nauru Country Quiz | 0 | - | 4.53 | 23,479 |
| Papua New Guinea Country Quiz | 0 | - | 4.60 | 30,861 |
| History of Mexico | 0 | - | 4.52 | 15,373 |
| United States Map Quiz | 0 | - | 4.98 | 4,173,201 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 383,848 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 193,981 |
| Play-Doh Presidents | 0 | - | 5.00 | 82,948 |
| Canadian Prime Ministers | 0 | - | 4.64 | 57,986 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,516 |
| Celtic Nations | 0 | - | 4.61 | 47,125 |
| Austria... or Australia? | 0 | - | 4.67 | 104,825 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,276 |
| Geography of Ancient Greece | 0 | - | 4.69 | 32,069 |
| Countries Italy Declared War On | 0 | - | 4.74 | 47,930 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 440,290 |
| History of The Netherlands | 0 | - | 4.46 | 17,571 |
| Medieval English History | 0 | - | 4.53 | 43,684 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,907 |
| Chinese Inventions | 0 | - | 4.30 | 33,872 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.69 | 55,699 |
| Countries of Africa | 0 | - | 5.00 | 2,563,942 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,743 |
| Famous Australians by Description | 0 | - | 4.23 | 28,181 |
| Australian Slang | 0 | - | 4.24 | 28,756 |
| Flags of North and South America | 0 | - | 4.99 | 377,948 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,070 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,963 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,837 |
| South America Map Quiz | 0 | - | 5.00 | 1,558,165 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,782 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,033,034 |
| North America Map Quiz | 0 | - | 4.98 | 252,650 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 114,031 |
| Events in U.S. History | 0 | - | 4.41 | 28,850 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 33,214 |
| U.S. History for Dummies | 0 | - | 4.47 | 83,468 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,949 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,233 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,646 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,234 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,260,882 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,911 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,744 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,496 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,189 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,892 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,120 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,101 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,391 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,702 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,342 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,897 |
| Slavic Countries | 0 | - | 4.96 | 112,485 |
| French History Multiple Choice | 0 | - | 4.55 | 33,274 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,740 |
| History of Germany | 0 | - | 4.39 | 52,996 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 74,420 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,887 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 21,006 |
| Figures from Greek Mythology | 0 | - | 4.91 | 189,158 |
| Ancient Roman Trivia #2 | 0 | - | 4.61 | 44,369 |
| Geography of the Roman Empire | 0 | - | 4.55 | 52,257 |
| Roman Names for Places | 0 | - | 4.62 | 58,774 |
| Byzantine History | 0 | - | 4.91 | 29,040 |
| Byzantine Emperors | 0 | - | 4.93 | 14,652 |
| History of Spain | 0 | - | 4.23 | 21,174 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,329 |
| Counties of England | 0 | - | 4.97 | 804,039 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,834 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,996 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,252 |
| Houses of British Monarchs | 0 | - | 4.54 | 66,007 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,348 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,101 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 362,472 |
| Flags of Asia Quiz | 0 | - | 4.99 | 621,703 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,915 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,697 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,055 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,292 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,982 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,460 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,193 |
