| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,253 |
| Uruguay Country Quiz | 0 | - | 4.84 | 31,531 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,003 |
| North American Physical Geography | 0 | - | 4.35 | 30,406 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,437 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,957 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,785 |
| Australian Capitals | 0 | - | 4.92 | 62,705 |
| The U.S. Pledge of Allegiance | 0 | - | 3.98 | 18,349 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,030 |
| Official European Union Languages | 0 | - | 4.97 | 238,226 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,676 |
| Europe Map Quiz | 0 | - | 5.00 | 4,757,262 |
| Africa Map Quiz | 0 | - | 5.00 | 2,115,383 |
| Oceania Map Quiz | 0 | - | 4.98 | 640,993 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,670 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,447,060 |
| Asia Map Quiz | 0 | - | 4.99 | 915,080 |
| Countries of Africa | 0 | - | 5.00 | 2,531,661 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,672 |
| African East Coast | 0 | - | 4.96 | 95,880 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,688 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,515 |
| Australia Map Quiz | 0 | - | 4.95 | 343,933 |
| New World Crops | 0 | - | 4.38 | 30,850 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,867 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,596 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,658 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,096 |
| Celtic Nations | 0 | - | 4.69 | 46,914 |
| Europe Geography Decoder | 0 | - | 4.86 | 69,913 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,930 |
| The Only European Country ... | 0 | - | 4.91 | 216,136 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,857 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,776 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,727 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,381,665 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 98,903 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,738 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,442 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,065 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,134 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,259 |
| Top African Languages on a Map | 0 | - | 4.92 | 73,772 |
| African Island Countries | 0 | - | 4.96 | 101,477 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 243,154 |
| Australian States and Territories | 0 | - | 4.96 | 141,770 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,245 |
| Australia True or False | 0 | - | 4.87 | 56,794 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,537 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,126 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,458 |
| North America Map Quiz | 0 | - | 4.98 | 247,910 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,670 |
| United States Map Quiz | 0 | - | 4.98 | 4,154,803 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,064 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,815 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,369 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,485 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,037 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,287 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,036 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,284 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 310,094 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 170,888 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,871 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,075 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 127,810 |
| Slavic Countries | 0 | - | 4.96 | 111,529 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,303 |
| States of the German Confederation in 1848 | 0 | - | 4.89 | 31,907 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,116 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,587 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,008 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,856 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,708 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,334 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,309 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,092 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 49,792 |
| Countries of the Middle East | 0 | - | 4.96 | 200,848 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,462 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,728 |
| 10 African Countries with the Most Tourists | 0 | - | 4.39 | 60,553 |
| Australia Country Quiz | 0 | - | 4.43 | 69,544 |
| Flags of North and South America | 0 | - | 4.99 | 372,226 |
| South America Map Quiz | 0 | - | 5.00 | 1,547,784 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,693 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,021,103 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,633 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,388 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,240,972 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,752 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,422 |
| Counties of England | 0 | - | 4.97 | 795,226 |
| Flags of Asia Quiz | 0 | - | 4.99 | 611,923 |
| States of India | 0 | - | 4.95 | 192,801 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,301 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,689 |
| The Only African Country ... | 0 | - | 4.99 | 128,986 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,078 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,711 |
| Countries of Africa - One Minute Sprint | 0 | - | 4.43 | 321,814 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,044 |
| Flags of Oceania | 0 | - | 5.00 | 258,387 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,274 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 145,262 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,480 |
| Regions of New Zealand | 0 | - | 4.85 | 28,465 |
| The Only American Country ... | 0 | - | 4.92 | 121,448 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,979 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,638 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,761 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,576 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,924 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,382 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,240 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,365 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,793 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,842 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,971 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,720 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,327 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,013 |
| Catholic Countries in Europe | 0 | - | 4.83 | 94,965 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,565 |
| Monarchies of Europe | 0 | - | 4.90 | 97,998 |
| European Countries with One Border | 0 | - | 4.97 | 182,569 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,389 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 149,963 |
| Federal Subjects of Russia | 0 | - | 4.95 | 146,575 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,771 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,228 |
| States of Germany Map Quiz | 0 | - | 4.91 | 132,610 |
| States of Germany | 0 | - | 4.96 | 152,080 |
| Germany Immigration by Country | 0 | - | 4.85 | 80,925 |
| Regions of Italy | 0 | - | 4.92 | 75,659 |
| Netherlands Immigration by Country | 0 | - | 4.93 | 51,981 |
| Regions of Spain Quiz | 0 | - | 4.90 | 113,724 |
| Cantons of Switzerland | 0 | - | 4.98 | 51,088 |
| UK Cities Map Quiz | 0 | - | 4.96 | 464,130 |
| Countries and Territories of the United Kingdom | 0 | - | 4.89 | 93,894 |
| Counties of England Map Quiz | 0 | - | 4.97 | 307,099 |
| 10 Closest Megacities to London | 0 | - | 4.90 | 17,666 |
| Champions League Winners | 0 | - | 4.92 | 1,004,629 |
| Asian Geography By Letter - B | 0 | - | 4.85 | 66,426 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,822 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,113 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,432 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,042 |
| Monarchies of Asia | 0 | - | 4.97 | 71,007 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,794 |
| Provinces of Turkey | 0 | - | 4.95 | 203,772 |
| Provinces of China | 0 | - | 4.97 | 203,723 |
| Japanese Prefectures | 0 | - | 4.98 | 136,543 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 32,741 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,664 |
| States of India Map Quiz | 0 | - | 4.83 | 26,439 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,153 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,673 |
| African Great Lakes | 0 | - | 4.82 | 66,085 |
| African Countries with the Most Christians | 0 | - | 4.94 | 75,500 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 120,441 |
| Name a Valid African Country | 0 | - | 4.98 | 153,851 |
| Kenya Country Quiz | 0 | - | 4.86 | 34,741 |
| Tanzania Country Quiz | 0 | - | 4.90 | 33,026 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,422 |
| D.R. Congo Country Quiz | 0 | - | 4.87 | 39,301 |
| Palau Country Quiz | 0 | - | 4.90 | 22,981 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,524 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 68,980 |
| Countries Closest to Australia | 0 | - | 4.99 | 166,811 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,425 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,500 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,210 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,012 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,365 |
| States of Mexico | 0 | - | 4.95 | 175,645 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,559 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,807 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,708 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,932 |
| States of Brazil | 0 | - | 4.97 | 87,718 |
| Central American Countries | 0 | - | 4.98 | 155,997 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 148,029 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,828 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,370 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,257 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,391 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,820 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,122 |
| US States Quiz | 0 | - | 5.00 | 16,841,530 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,686 |
| Mediterranean Geography on a Map | 0 | - | 4.49 | 37,223 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,343 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.87 | 88,926 |
| Pre-Euro Currencies | 0 | - | 4.44 | 52,570 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 192,983 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 126,843 |
| European Countries with the Fewest Overnight Visitors | 0 | - | 4.80 | 41,647 |
