| Australia... or New Zealand? | 0 | - | 4.83 | 61,732 |
| Regions of New Zealand | 0 | - | 4.84 | 28,604 |
| Australian Capitals | 0 | - | 4.92 | 62,761 |
| Oceania Map Quiz | 0 | - | 4.98 | 654,603 |
| Top 10 Oldest African Countries | 0 | - | 4.88 | 28,074 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,992 |
| Australian States and Territories | 0 | - | 4.96 | 142,291 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,373 |
| Australia True or False | 0 | - | 4.87 | 56,965 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,221 |
| Flags of Oceania | 0 | - | 5.00 | 260,720 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,449 |
| Australia Country Quiz | 0 | - | 4.43 | 69,683 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,598 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,795 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 83,637 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 65,150 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 71,367 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 57,174 |
| Palau Country Quiz | 0 | - | 4.90 | 23,060 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,485 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,873 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,557 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,764 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 118,051 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,123 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 191,290 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 214,795 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.86 | 61,325 |
| Countries of Iberia in History with a Map | 0 | - | 4.88 | 42,085 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 86,541 |
| Name the English Monarchs | 0 | - | 4.91 | 504,182 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,760 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,655 |
| Animals of Australia | 0 | - | 4.52 | 42,380 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,709,995 |
| History of Russia Quiz | 0 | - | 4.47 | 31,957 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 649,168 |
| Name that Greek Letter | 0 | - | 4.93 | 324,233 |
| History of Italy | 0 | - | 4.55 | 32,062 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,727 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 77,310 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,969 |
| Prime Ministers of the UK | 0 | - | 4.95 | 440,254 |
| Colonies of Africa with a Map | 0 | - | 4.79 | 54,564 |
| Europe Map Quiz | 0 | - | 5.00 | 4,772,713 |
| The Trojan War | 0 | - | 4.83 | 39,811 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 112,303 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 84,666 |
| Roman Emperors | 0 | - | 4.95 | 120,445 |
| Random Sequential Oceanic Countries on a Map | 0 | - | 4.97 | 27,275 |
| AFL Teams | 0 | - | 4.42 | 40,580 |
| New Zealand Country Quiz | 0 | - | 4.70 | 76,105 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 48,126 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,356 |
| Official European Union Languages | 0 | - | 4.97 | 238,981 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,178 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,245 |
| Olympian Gods Quiz | 0 | - | 4.96 | 502,043 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 126,577 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,870 |
| Asia Map Quiz | 0 | - | 4.99 | 920,078 |
| Africa Map Quiz | 0 | - | 5.00 | 2,122,362 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 94,533 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,890 |
| Countries by Founding Story | 0 | - | 4.95 | 77,412 |
| Independence from Whom | 0 | - | 4.99 | 212,208 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 132,805 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 62,622 |
| History of South Africa | 0 | - | 4.60 | 17,723 |
| Word Chain - Australia | 0 | - | 4.38 | 38,174 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 427,166 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,881 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,749 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,669 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,126 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,767 |
| The Only European Country ... | 0 | - | 4.91 | 217,531 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,665 |
| History of Austria | 0 | - | 4.70 | 17,913 |
| Geography of the French Empire | 0 | - | 4.45 | 27,160 |
| The French Revolution | 0 | - | 4.47 | 24,071 |
| History of France | 0 | - | 4.61 | 57,305 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.98 | 74,677 |
| Ancient Greek Words | 0 | - | 4.93 | 111,949 |
| Ancient Rome - True or False? | 0 | - | 4.85 | 43,049 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 56,296 |
| The Vikings! | 0 | - | 4.46 | 28,372 |
| The Portuguese Empire | 0 | - | 4.58 | 12,086 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,922 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,410 |
| Countries the UK Declared War On | 0 | - | 4.55 | 122,761 |
| Geography of the British Empire | 0 | - | 4.48 | 39,745 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,366 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,584 |
| History of Iran | 0 | - | 4.66 | 16,385 |
| History of China | 0 | - | 4.37 | 57,355 |
| History of India | 0 | - | 4.62 | 21,464 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,148 |
| African East Coast | 0 | - | 4.96 | 96,323 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,188 |
| Countries of the World in 1900 | 0 | - | 4.89 | 85,319 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 195,863 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 151,396 |
| Recently Independent Countries | 0 | - | 4.98 | 159,521 |
| Historical City to Country | 0 | - | 4.84 | 78,659 |
| Countries by Former Name | 0 | - | 4.99 | 125,392 |
| Cities by Former Name | 0 | - | 4.83 | 91,756 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,081 |
| Marshall Islands Country Quiz | 0 | - | 4.62 | 20,744 |
| Fiji Country Quiz | 0 | - | 4.78 | 24,327 |
| Kiribati Country Quiz | 0 | - | 4.70 | 19,083 |
| Federated States of Micronesia Country Quiz | 0 | - | 4.63 | 21,732 |
| Australia Map Quiz | 0 | - | 4.95 | 345,277 |
| Prime Ministers of Australia | 0 | - | 4.50 | 32,024 |
| Vanuatu Country Quiz | 0 | - | 4.59 | 22,965 |
| Solomon Islands Country Quiz | 0 | - | 4.56 | 19,115 |
| Nauru Country Quiz | 0 | - | 4.53 | 23,390 |
| Papua New Guinea Country Quiz | 0 | - | 4.60 | 30,745 |
| History of Mexico | 0 | - | 4.58 | 15,339 |
| United States Map Quiz | 0 | - | 4.98 | 4,164,091 |
| First Names of U.S. Presidents | 0 | - | 4.86 | 382,411 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 192,681 |
| Play-Doh Presidents | 0 | - | 5.00 | 82,501 |
| Canadian Prime Ministers | 0 | - | 4.63 | 57,665 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,152 |
| Celtic Nations | 0 | - | 4.69 | 47,003 |
| Austria... or Australia? | 0 | - | 4.68 | 104,522 |
| Ancient Greek Trivia | 0 | - | 4.62 | 67,088 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,952 |
| Countries Italy Declared War On | 0 | - | 4.75 | 43,436 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 438,194 |
| History of The Netherlands | 0 | - | 4.46 | 17,491 |
| Medieval English History | 0 | - | 4.53 | 43,579 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,057 |
| Chinese Inventions | 0 | - | 4.30 | 33,826 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.69 | 55,533 |
| Countries of Africa | 0 | - | 5.00 | 2,546,218 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,702 |
| Famous Australians by Description | 0 | - | 4.23 | 28,014 |
| Australian Slang | 0 | - | 4.24 | 28,657 |
| Flags of North and South America | 0 | - | 4.99 | 374,545 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,729 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,431 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,154 |
| South America Map Quiz | 0 | - | 5.00 | 1,552,085 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,648 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,275 |
| North America Map Quiz | 0 | - | 4.98 | 249,605 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,817 |
| Events in U.S. History | 0 | - | 4.41 | 28,720 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 33,137 |
| U.S. History for Dummies | 0 | - | 4.47 | 83,209 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,877 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,927 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,325 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,976 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,276 |
| European Countries Ending in "IA" | 0 | - | 4.96 | 68,612 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,436 |
| Sahel Countries on a Map | 0 | - | 4.99 | 21,359 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,249,325 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,221 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,971 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,479 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,502 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,388 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,598 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,545 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,411 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,700 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,622 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,453 |
| Slavic Countries | 0 | - | 4.96 | 111,934 |
| French History Multiple Choice | 0 | - | 4.55 | 33,135 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.40 | 23,512 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,490 |
| History of Germany | 0 | - | 4.39 | 52,906 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 73,926 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,720 |
| Most-Mentioned Characters in the Iliad | 0 | - | 4.81 | 20,850 |
| Figures from Greek Mythology | 0 | - | 4.91 | 187,816 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,798 |
| Geography of the Roman Empire | 0 | - | 4.56 | 52,000 |
| Roman Names for Places | 0 | - | 4.62 | 58,420 |
| Byzantine History | 0 | - | 4.91 | 28,922 |
| Byzantine Emperors | 0 | - | 4.92 | 14,383 |
| History of Spain | 0 | - | 4.23 | 21,122 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,233 |
| Counties of England | 0 | - | 4.97 | 799,278 |
| Anglo-Saxon Kingdoms of England | 0 | - | 4.60 | 25,788 |
| The Reign of Queen Elizabeth I | 0 | - | 4.53 | 31,854 |
| Giant Great Britain Millennium Quiz | 0 | - | 4.78 | 20,189 |
| Houses of British Monarchs | 0 | - | 4.53 | 65,790 |
| British History Multiple Choice #1 | 0 | - | 4.46 | 55,217 |
| British History Multiple Choice #2 | 0 | - | 4.42 | 38,007 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 358,403 |
| Flags of Asia Quiz | 0 | - | 4.99 | 616,230 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,439 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,069 |
