| Australia Map Quiz | 0 | - | 4.94 | 342,294 |
| Australian States and Territories | 0 | - | 4.95 | 140,580 |
| Australian Immigration by Country | 0 | - | 4.81 | 76,996 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,348 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,177 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,442 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,143 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,697 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,033 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,736 |
| Letters of the Greek Alphabet | 0 | - | 4.97 | 641,394 |
| Name that Greek Letter | 0 | - | 4.94 | 321,481 |
| Animals of Australia | 0 | - | 4.52 | 42,137 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,127 |
| Ancient Greek Words | 0 | - | 4.92 | 110,596 |
| Flags of Oceania | 0 | - | 5.00 | 254,792 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,107 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 148,824 |
| Countries of Europe in 1848 | 0 | - | 4.98 | 75,329 |
| Countries of Europe in 1870 with a Map | 0 | - | 4.95 | 63,282 |
| Every Country of Europe Since 1815 With a Map | 0 | - | 4.98 | 70,018 |
| Countries of Europe in 1360 with a Map | 0 | - | 4.99 | 55,941 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,493 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 105,746 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,562 |
| Modern-Day Countries of the British Empire in 1921 | 0 | - | 4.99 | 116,152 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 79,396 |
| Palau Country Quiz | 0 | - | 4.89 | 22,820 |
| Cultural Symbols of Australia | 0 | - | 4.24 | 47,863 |
| AFL Teams | 0 | - | 4.40 | 39,698 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,279 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,334 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,116 |
| Austria... or Australia? | 0 | - | 4.68 | 103,826 |
| Name the English Monarchs | 0 | - | 4.92 | 497,541 |
| Australia A-Z | 0 | - | 4.54 | 49,769 |
| Melbourne Suburbs | 0 | - | 4.84 | 51,681 |
| U.S. Presidents Quiz | 0 | - | 5.00 | 3,650,179 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,160 |
| Countries With the Most Russian Speakers | 0 | - | 4.97 | 98,242 |
| Countries With the Most German Speakers | 0 | - | 4.89 | 94,101 |
| Modern Day Countries of the Dutch Empire on a Map | 0 | - | 4.87 | 60,308 |
| Modern Day Countries of the Spanish Empire on a Map | 0 | - | 4.95 | 85,432 |
| Prime Ministers of the UK | 0 | - | 4.96 | 434,248 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,380 |
| Colonies of Africa with a Map | 0 | - | 4.77 | 53,902 |
| Save Europeans by Guessing Countries | 0 | - | 4.84 | 209,146 |
| History of Russia Quiz | 0 | - | 4.49 | 31,777 |
| The Trojan War | 0 | - | 4.83 | 39,400 |
| Greek Mythology General Knowledge #1 | 0 | - | 4.85 | 110,408 |
| History of Italy | 0 | - | 4.55 | 31,802 |
| Ancient Roman Trivia #1 | 0 | - | 4.85 | 83,996 |
| Roman Emperors | 0 | - | 4.95 | 118,347 |
| Geography of the Dutch Empire | 0 | - | 4.62 | 34,469 |
| Countries of the Spanish Empire | 0 | - | 4.52 | 76,965 |
| Invasions of Great Britain | 0 | - | 4.51 | 59,362 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 276,986 |
| Australian Capitals | 0 | - | 4.92 | 62,586 |
| Famous Australians by Picture | 0 | - | 4.25 | 28,591 |
| New Zealand Country Quiz | 0 | - | 4.68 | 75,430 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,540 |
| Official European Union Languages | 0 | - | 4.97 | 236,397 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,622 |
| Europe Map Quiz | 0 | - | 5.00 | 4,728,516 |
| Top 10 European Countries by English Proficiency | 0 | - | 4.74 | 65,348 |
| Olympian Gods Quiz | 0 | - | 4.96 | 495,228 |
| 101 Figures from Greek Mythology | 0 | - | 4.99 | 124,133 |
| Countries of the World in 1938 Quiz | 0 | - | 4.95 | 92,630 |
| Historic Journeys on a World Map | 0 | - | 4.99 | 46,108 |
| Countries by Founding Story | 0 | - | 4.95 | 76,468 |
| Independence from Whom | 0 | - | 4.99 | 209,538 |
| Who Controlled These Colonies? | 0 | - | 4.88 | 130,623 |
| Most Recently-Settled Countries | 0 | - | 4.94 | 61,954 |
| History of India | 0 | - | 4.61 | 21,269 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,156 |
| History of South Africa | 0 | - | 4.60 | 17,594 |
| U.S. Presidents by Picture | 0 | - | 4.87 | 423,408 |
| First Names of U.S. Presidents | 0 | - | 4.85 | 379,403 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,940 |
| History of Austria | 0 | - | 4.70 | 17,741 |
| Geography of the French Empire | 0 | - | 4.48 | 26,917 |
| The French Revolution | 0 | - | 4.46 | 23,757 |
| History of France | 0 | - | 4.59 | 55,920 |
| Biggest Cities in Germany in 1910 | 0 | - | 4.41 | 23,374 |
| States of the Holy Roman Empire in 1356 | 0 | - | 4.97 | 72,369 |
| Roman Numeral Decoding Quiz | 0 | - | 4.94 | 433,231 |
| Two Letter Roman Numerals | 0 | - | 4.97 | 55,571 |
| The Vikings! | 0 | - | 4.45 | 28,236 |
| The Portuguese Empire | 0 | - | 4.54 | 11,984 |
| Wives of King Henry VIII | 0 | - | 4.55 | 53,157 |
| Countries the UK Declared War On | 0 | - | 4.61 | 121,720 |
| Geography of the British Empire | 0 | - | 4.48 | 39,464 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,438,529 |
| Asia Map Quiz | 0 | - | 4.99 | 906,183 |
| History of Iran | 0 | - | 4.65 | 16,261 |
| History of China | 0 | - | 4.37 | 56,656 |
| Countries that Bordered British India with an Empty Map | 0 | - | 4.68 | 55,142 |
| Countries of Africa | 0 | - | 5.00 | 2,505,477 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,754 |
| African East Coast | 0 | - | 4.96 | 94,960 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,835 |
| Marshall Islands Country Quiz | 0 | - | 4.61 | 20,503 |
| Fiji Country Quiz | 0 | - | 4.78 | 24,075 |
| Kiribati Country Quiz | 0 | - | 4.70 | 18,897 |
| Federated States of Micronesia Country Quiz | 0 | - | 4.63 | 21,499 |
| Prime Ministers of Australia | 0 | - | 4.50 | 31,654 |
| Sydney Suburbs | 0 | - | 4.64 | 36,815 |
| Vanuatu Country Quiz | 0 | - | 4.59 | 22,707 |
| Solomon Islands Country Quiz | 0 | - | 4.56 | 18,917 |
| Nauru Country Quiz | 0 | - | 4.53 | 23,155 |
| Papua New Guinea Country Quiz | 0 | - | 4.60 | 30,483 |
| Samoa Country Quiz | 0 | - | 4.80 | 20,634 |
| History of Mexico | 0 | - | 4.58 | 15,223 |
| United States Map Quiz | 0 | - | 4.98 | 4,140,217 |
| Name a Valid U.S. President #1 | 0 | - | 4.89 | 189,667 |
| Play-Doh Presidents | 0 | - | 5.00 | 81,626 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.42 | 59,569 |
| Canadian Prime Ministers | 0 | - | 4.63 | 56,991 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,918 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,163 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,798 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,135 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,493 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,395 |
| The Only European Country ... | 0 | - | 4.91 | 213,581 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,378 |
| Ancient Greek Trivia | 0 | - | 4.62 | 66,744 |
| Geography of Ancient Greece | 0 | - | 4.69 | 31,757 |
| Figures from Greek Mythology | 0 | - | 4.91 | 184,749 |
| Countries Italy Declared War On | 0 | - | 4.75 | 42,919 |
| History of The Netherlands | 0 | - | 4.46 | 17,301 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,540 |
| Medieval English History | 0 | - | 4.53 | 43,295 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,356 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,375,287 |
| Countries that Have Controlled Mesopotamia | 0 | - | 4.15 | 15,484 |
| Ottoman Empire Quiz | 0 | - | 4.46 | 17,004 |
| English Words of Arabic Origin | 0 | - | 4.54 | 49,591 |
| Chinese Inventions | 0 | - | 4.30 | 33,713 |
| Countries of the World in 1900 | 0 | - | 4.89 | 83,365 |
| Countries of the World in 1914 with a Map | 0 | - | 4.99 | 192,970 |
| Countries of the World in 1945 with a Map | 0 | - | 5.00 | 148,660 |
| Recently Independent Countries | 0 | - | 4.98 | 157,902 |
| Historical City to Country | 0 | - | 4.84 | 78,094 |
| Countries by Former Name | 0 | - | 4.99 | 124,192 |
| Cities by Former Name | 0 | - | 4.84 | 90,894 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,395 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,566 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,524 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,491 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,179 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,450 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,970 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,302 |
| African Island Countries | 0 | - | 4.96 | 100,696 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 241,505 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 32,616 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,485 |
| Australia True or False | 0 | - | 4.87 | 56,479 |
| Flags of North and South America | 0 | - | 4.99 | 366,120 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,122 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,107 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 127,985 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,574 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,775 |
| North America Map Quiz | 0 | - | 4.98 | 244,114 |
| Third Most Common Language by U.S. State | 0 | - | 4.89 | 113,349 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 32,982 |
| U.S. History for Dummies | 0 | - | 4.47 | 82,422 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,482 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,541 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,561 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,467 |
| Anglo-Saxon and Viking Kings of England | 0 | - | 4.74 | 12,081 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,228 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,224,833 |
| Celtic Nations | 0 | - | 4.69 | 46,800 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,816 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,621 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,220 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,421 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,801 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 307,633 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 167,625 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,214 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,184 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,092 |
| Slavic Countries | 0 | - | 4.96 | 110,793 |
| French History Multiple Choice | 0 | - | 4.55 | 32,860 |
| 15 Most Populous Countries that Speak a Germanic Language | 0 | - | 4.39 | 82,282 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,023 |
| History of Germany | 0 | - | 4.39 | 52,595 |
| Greek Mythology General Knowledge #2 | 0 | - | 4.59 | 72,817 |
| Ancient Greece - Multiple Choice | 0 | - | 4.54 | 41,409 |
| Ancient Roman Trivia #2 | 0 | - | 4.57 | 38,516 |
| Geography of the Roman Empire | 0 | - | 4.56 | 51,648 |
| Roman Names for Places | 0 | - | 4.62 | 57,835 |
| Byzantine History | 0 | - | 4.91 | 28,594 |
| History of Spain | 0 | - | 4.29 | 20,992 |
| Geography of the Spanish Empire | 0 | - | 4.49 | 37,004 |
