| Australian Capitals | 0 | - | 4.92 | 62,617 |
| Australia True or False | 0 | - | 4.87 | 56,600 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,059 |
| Australia Country Quiz | 0 | - | 4.43 | 69,374 |
| Regions of New Zealand | 0 | - | 4.85 | 28,299 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,202 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 527,045 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,901 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,834 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 68,749 |
| Official European Union Languages | 0 | - | 4.97 | 237,330 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,135 |
| Europe Map Quiz | 0 | - | 5.00 | 4,739,742 |
| Africa Map Quiz | 0 | - | 5.00 | 2,107,792 |
| Oceania Map Quiz | 0 | - | 4.98 | 637,096 |
| Non-Stop Flights to New Zealand | 0 | - | 4.46 | 47,807 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,953 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,442,732 |
| Asia Map Quiz | 0 | - | 4.99 | 909,091 |
| Word Chain - Australia | 0 | - | 4.37 | 38,045 |
| Countries of Africa | 0 | - | 5.00 | 2,515,282 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,060 |
| African East Coast | 0 | - | 4.96 | 95,318 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,199 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,051 |
| Australia Map Quiz | 0 | - | 4.94 | 342,924 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,675 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,387 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,548 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 362,843 |
| Celtic Nations | 0 | - | 4.69 | 46,847 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,652 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,011 |
| The Only European Country ... | 0 | - | 4.91 | 214,606 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,002 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,626 |
| South and Central Asia Map Quiz | 0 | - | 4.93 | 97,936 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,377,910 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,550 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,957 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,767 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,517 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,691 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,480 |
| Top African Languages on a Map | 0 | - | 4.92 | 72,925 |
| African Island Countries | 0 | - | 4.96 | 100,999 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 242,125 |
| Oceania Physical Geography | 0 | - | 4.30 | 12,641 |
| Oceania Geography Quiz | 0 | - | 4.55 | 22,001 |
| Australian States and Territories | 0 | - | 4.96 | 141,175 |
| Famous Australians by Description | 0 | - | 4.23 | 27,726 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,084 |
| Australian Slang | 0 | - | 4.25 | 28,521 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,296 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,379 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,588 |
| North America Map Quiz | 0 | - | 4.98 | 245,768 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,466 |
| United States Map Quiz | 0 | - | 4.98 | 4,145,593 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 54,784 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,603 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,267 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,966 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,545 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,955 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 86,643 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 86,989 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 308,836 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 168,867 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,999 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,534 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,379 |
| Slavic Countries | 0 | - | 4.96 | 111,067 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,132 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,665 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 109,527 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,023 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,602 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,457 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,045 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,753 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 70,884 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 229,256 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.93 | 49,344 |
| Countries of the Middle East | 0 | - | 4.96 | 199,470 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,311 |
| Flags of Africa Quiz | 0 | - | 5.00 | 465,276 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,272 |
| Flags of North and South America | 0 | - | 4.99 | 368,982 |
| South America Map Quiz | 0 | - | 5.00 | 1,543,009 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,015,021 |
| Canada Provinces and Territories | 0 | - | 5.00 | 339,039 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 637,032 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,231,248 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,914 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,232 |
| Counties of England | 0 | - | 4.97 | 791,184 |
| Flags of Asia Quiz | 0 | - | 4.99 | 607,486 |
| States of India | 0 | - | 4.94 | 191,092 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,058 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,357 |
| The Only African Country ... | 0 | - | 4.99 | 128,561 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,860 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,268 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.42 | 319,822 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,569 |
| Flags of Oceania | 0 | - | 5.00 | 256,215 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 144,649 |
| The Only American Country ... | 0 | - | 4.92 | 121,012 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,512 |
| Uruguay Country Quiz | 0 | - | 4.83 | 31,409 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,375 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,228 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,117 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,269 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,088 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,593 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,036 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,260 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,614 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,598 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 96,527 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,213 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,681 |
| Three Band Flags of Europe | 0 | - | 4.98 | 192,226 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,427 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,052 |
| Monarchies of Europe | 0 | - | 4.90 | 97,545 |
| European Countries with One Border | 0 | - | 4.97 | 181,902 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,805 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,270 |
| Federal Subjects of Russia | 0 | - | 4.94 | 144,778 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,369 |
| Regions of France Map Quiz | 0 | - | 4.97 | 143,513 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,001 |
| States of Germany | 0 | - | 4.96 | 150,691 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,219 |
| Regions of Italy | 0 | - | 4.92 | 74,996 |
| Netherlands Immigration by Country | 0 | - | 4.94 | 43,995 |
| Regions of Spain Quiz | 0 | - | 4.90 | 112,833 |
| Cantons of Switzerland | 0 | - | 4.98 | 50,545 |
| UK Cities Map Quiz | 0 | - | 4.95 | 462,819 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,199 |
| Counties of England Map Quiz | 0 | - | 4.97 | 306,416 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,583 |
| Champions League Winners | 0 | - | 4.92 | 998,825 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,121 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,312 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,589 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,288 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,629 |
| Monarchies of Asia | 0 | - | 4.97 | 70,729 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,542 |
| Provinces of Turkey | 0 | - | 4.95 | 202,382 |
| Provinces of China | 0 | - | 4.97 | 201,193 |
| Japanese Prefectures | 0 | - | 4.98 | 135,221 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,395 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,138 |
| Kazakhstan Country Quiz | 0 | - | 4.83 | 35,287 |
| States of India Map Quiz | 0 | - | 4.82 | 26,156 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 57,890 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,456 |
| African Great Lakes | 0 | - | 4.82 | 65,481 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,029 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,587 |
| Name a Valid African Country | 0 | - | 4.98 | 153,208 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,585 |
| Tanzania Country Quiz | 0 | - | 4.90 | 32,883 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,154 |
| Palau Country Quiz | 0 | - | 4.90 | 22,888 |
| Most Visited Countries by Australians | 0 | - | 4.94 | 90,322 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,674 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,418 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,334 |
| Tonga Country Quiz | 0 | - | 4.82 | 20,404 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,095 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,283 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,044 |
| States of Mexico | 0 | - | 4.95 | 174,057 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,036 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,386 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,231 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,551 |
| States of Brazil | 0 | - | 4.98 | 86,793 |
| Central American Countries | 0 | - | 4.98 | 155,331 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,436 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,420 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,860 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,513 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,670 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,608 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,793 |
| US States Quiz | 0 | - | 5.00 | 16,745,789 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,760 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,131 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,767 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,630 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,485 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,450 |
| Top 10 Hottest European Countries | 0 | - | 4.89 | 126,324 |
