| Australian Capitals | 0 | - | 4.92 | 62,618 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,205 |
| Australia True or False | 0 | - | 4.87 | 56,604 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,061 |
| Australia Country Quiz | 0 | - | 4.43 | 69,374 |
| Regions of New Zealand | 0 | - | 4.85 | 28,300 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,087 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,929 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,851 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,752 |
| Official European Union Languages | 0 | - | 4.97 | 237,343 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,140 |
| Europe Map Quiz | 0 | - | 5.00 | 4,739,926 |
| Africa Map Quiz | 0 | - | 5.00 | 2,107,887 |
| Oceania Map Quiz | 0 | - | 4.98 | 637,131 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,809 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,972 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,442,754 |
| Asia Map Quiz | 0 | - | 4.99 | 909,147 |
| Word Chain - Australia | 0 | - | 4.37 | 38,047 |
| Countries of Africa | 0 | - | 5.00 | 2,515,485 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,067 |
| African East Coast | 0 | - | 4.96 | 95,325 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,203 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,054 |
| Australia Map Quiz | 0 | - | 4.94 | 342,936 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,689 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,390 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,558 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,854 |
| Celtic Nations | 0 | - | 4.69 | 46,849 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,658 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,018 |
| The Only European Country ... | 0 | - | 4.91 | 214,628 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,012 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,629 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,952 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,377,943 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,559 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,966 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,770 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,520 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,696 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,490 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,935 |
| African Island Countries | 0 | - | 4.96 | 101,003 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,129 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,642 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,001 |
| Australian States and Territories | 0 | - | 4.96 | 141,181 |
| Famous Australians by Description | 0 | - | 4.23 | 27,726 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,086 |
| Australian Slang | 0 | - | 4.25 | 28,522 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,300 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,382 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,598 |
| North America Map Quiz | 0 | - | 4.98 | 245,797 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,469 |
| United States Map Quiz | 0 | - | 4.98 | 4,145,634 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,787 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,604 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,271 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,969 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,549 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,966 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,644 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,997 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,847 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,891 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,011 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,539 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,383 |
| Slavic Countries | 0 | - | 4.96 | 111,077 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,136 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,668 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,554 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,031 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,609 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,459 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,057 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,759 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,887 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,269 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,347 |
| Countries of the Middle East | 0 | - | 4.96 | 199,485 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,311 |
| Flags of Africa Quiz | 0 | - | 5.00 | 465,350 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,273 |
| Flags of North and South America | 0 | - | 4.99 | 369,013 |
| South America Map Quiz | 0 | - | 5.00 | 1,543,046 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,015,095 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,065 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,072 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,231,368 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,936 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,237 |
| Counties of England | 0 | - | 4.97 | 791,246 |
| Flags of Asia Quiz | 0 | - | 4.99 | 607,521 |
| States of India | 0 | - | 4.94 | 191,101 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,068 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,359 |
| The Only African Country ... | 0 | - | 4.99 | 128,571 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,860 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,273 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,837 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,575 |
| Flags of Oceania | 0 | - | 5.00 | 256,229 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,654 |
| The Only American Country ... | 0 | - | 4.92 | 121,019 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,522 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,409 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,388 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,234 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,121 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,269 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,091 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,595 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,038 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,260 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,616 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,603 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,529 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,216 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,694 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,235 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,432 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,060 |
| Monarchies of Europe | 0 | - | 4.90 | 97,549 |
| European Countries with One Border | 0 | - | 4.97 | 181,910 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,814 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,279 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,796 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,375 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,528 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,002 |
| States of Germany | 0 | - | 4.96 | 150,707 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,226 |
| Regions of Italy | 0 | - | 4.92 | 75,000 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 44,001 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,837 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,554 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,848 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,205 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,425 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,584 |
| Champions League Winners | 0 | - | 4.92 | 998,929 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,124 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,322 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,596 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,311 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,636 |
| Monarchies of Asia | 0 | - | 4.97 | 70,732 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,542 |
| Provinces of Turkey | 0 | - | 4.95 | 202,421 |
| Provinces of China | 0 | - | 4.97 | 201,226 |
| Japanese Prefectures | 0 | - | 4.98 | 135,239 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,400 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,140 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 35,302 |
| States of India Map Quiz | 0 | - | 4.82 | 26,156 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,895 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,456 |
| African Great Lakes | 0 | - | 4.82 | 65,493 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,037 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,596 |
| Name a Valid African Country | 0 | - | 4.98 | 153,214 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,587 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,884 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,154 |
| Palau Country Quiz | 0 | - | 4.90 | 22,890 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,323 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,677 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,420 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,335 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,406 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,096 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,291 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,046 |
| States of Mexico | 0 | - | 4.95 | 174,071 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,044 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,392 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,234 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,554 |
| States of Brazil | 0 | - | 4.98 | 86,797 |
| Central American Countries | 0 | - | 4.98 | 155,337 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,444 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,421 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,865 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,518 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,685 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,608 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,799 |
| US States Quiz | 0 | - | 5.00 | 16,746,900 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,762 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,132 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,771 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,631 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,487 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,456 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,332 |
