| Uruguay Country Quiz | 0 | - | 4.84 | 31,807 |
| North America Map Quiz | 0 | - | 4.98 | 253,150 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 114,055 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,708 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,373 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,885 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 223,384 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,782 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,730 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,115 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 145,047 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 94,533 |
| U.S. Highway Signs By State | 0 | - | 4.47 | 15,608 |
| Native American Tribes in the US | 0 | - | 4.74 | 25,772 |
| States of Mexico | 0 | - | 4.96 | 178,999 |
| Countries of South America with an Empty Map | 0 | - | 4.95 | 105,682 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 55,125 |
| States of Brazil | 0 | - | 4.98 | 90,211 |
| North American Physical Geography | 0 | - | 4.35 | 30,482 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,500 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,489 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,751 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,231 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,432 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,816 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 533,327 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,955 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 281,179 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,796 |
| The U.S. Pledge of Allegiance | 0 | - | 4.00 | 18,422 |
| Europe Map Quiz | 0 | - | 5.00 | 4,796,109 |
| Oceania Map Quiz | 0 | - | 4.98 | 661,001 |
| Australian Capitals | 0 | - | 4.92 | 62,887 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,804 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,905 |
| Official European Union Languages | 0 | - | 4.97 | 240,501 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,906 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,667 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,864 |
| Asia Map Quiz | 0 | - | 4.99 | 927,443 |
| Africa Map Quiz | 0 | - | 5.00 | 2,131,737 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,686 |
| Australia Map Quiz | 0 | - | 4.95 | 346,676 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,337 |
| New World Crops | 0 | - | 4.38 | 30,984 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,892 |
| History of Mexico | 0 | - | 4.52 | 15,386 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,946 |
| Word Chain - South America | 0 | - | 4.51 | 24,031 |
| United States Map Quiz | 0 | - | 4.98 | 4,174,701 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 214,561 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 93,017 |
| Countries That Use the Euro | 0 | - | 4.95 | 107,434 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 366,770 |
| Europe Geography Decoder | 0 | - | 4.87 | 70,419 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,657 |
| The Only European Country ... | 0 | - | 4.91 | 219,865 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,973 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 42,129 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,288 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,388,425 |
| Countries of Africa | 0 | - | 5.00 | 2,567,328 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 48,344 |
| African East Coast | 0 | - | 4.96 | 96,999 |
| Western Africa Map Quiz | 0 | - | 4.98 | 74,890 |
| Australian States and Territories | 0 | - | 4.96 | 143,154 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,569 |
| Australia True or False | 0 | - | 4.87 | 57,260 |
| Flags of North and South America | 0 | - | 4.99 | 378,662 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,968 |
| South America Map Quiz | 0 | - | 5.00 | 1,559,459 |
| South American Geography Quiz #2 | 0 | - | 4.40 | 44,441 |
| South American Physical Geography | 0 | - | 4.58 | 18,417 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,034,284 |
| Canada Provinces and Territories | 0 | - | 5.00 | 347,556 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 645,769 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,278 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,263,046 |
| Celtic Nations | 0 | - | 4.61 | 47,134 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,337,918 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,878 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,619 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 221,523 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,972 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.83 | 88,190 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 313,389 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.99 | 176,883 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,881 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,472 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,981 |
| Slavic Countries | 0 | - | 4.96 | 112,591 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,782 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,547 |
| Counties of England | 0 | - | 4.97 | 804,942 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 363,222 |
| Flags of Asia Quiz | 0 | - | 4.99 | 622,686 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 111,011 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,815 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,133 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,390 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 128,131 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,585 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 72,309 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 232,031 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.92 | 50,886 |
| Countries of the Middle East | 0 | - | 4.96 | 203,431 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,841 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,611 |
| Flags of Africa Quiz | 0 | - | 5.00 | 479,864 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 219,300 |
| 10 Southernmost Countries in Africa | 0 | - | 4.99 | 118,144 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,799 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.95 | 47,980 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 155,097 |
| Top African Languages on a Map | 0 | - | 4.94 | 75,639 |
| African Island Countries | 0 | - | 4.96 | 102,828 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 245,012 |
| All First-Level Subdivisions of Africa on a Map | 0 | - | 4.92 | 33,842 |
| Add A Letter - Make a European City | 0 | - | 4.88 | 23,548 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,678 |
| Flags of Oceania | 0 | - | 5.00 | 263,799 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.95 | 27,836 |
| Palau Country Quiz | 0 | - | 4.89 | 23,212 |
| Australia Cities Map Quiz | 0 | - | 4.83 | 146,765 |
| Australia Country Quiz | 0 | - | 4.43 | 69,914 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 91,010 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,773 |
| Countries Closest to Australia | 0 | - | 4.99 | 168,062 |
| Australia... or New Zealand? | 0 | - | 4.83 | 62,164 |
| Regions of New Zealand | 0 | - | 4.84 | 28,819 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,588 |
| Samoa Country Quiz | 0 | - | 4.81 | 21,010 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,673 |
| The Only American Country ... | 0 | - | 4.92 | 122,424 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,842 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 93,030 |
| American Countries With No Atlantic Coastline | 0 | - | 4.93 | 92,947 |
| Famous Mexicans and Mexican-Americans | 0 | - | 4.15 | 16,972 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,865 |
| Famous People from South America | 0 | - | 4.15 | 22,155 |
| South America A-Z | 0 | - | 4.15 | 10,963 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,787 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,688 |
| Central American Countries | 0 | - | 4.98 | 157,650 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,731 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 151,296 |
| Largest Caribbean Islands | 0 | - | 4.07 | 16,816 |
| Famous Caribbean People | 0 | - | 4.37 | 12,671 |
| Saintly Islands of the Caribbean | 0 | - | 4.32 | 24,186 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 59,065 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,432 |
| U.S. State Border Crossings | 0 | - | 4.97 | 97,008 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,650 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 241,062 |
| Total United States Immigration by Country | 0 | - | 4.91 | 112,641 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 76,121 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 176,058 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 247,330 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 73,211 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 75,346 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,876 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,361 |
| US States Quiz | 0 | - | 5.00 | 17,036,608 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 369,012 |
| Flags of the Mediterranean | 0 | - | 4.95 | 149,631 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,668 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,579 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 99,327 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 194,159 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 128,061 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 97,048 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,828 |
| Three Band Flags of Europe | 0 | - | 4.98 | 195,010 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,955 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.74 | 58,854 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 201,118 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,745 |
| Monarchies of Europe | 0 | - | 4.90 | 99,113 |
| European Countries with One Border | 0 | - | 4.97 | 184,145 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,858 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 236,585 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 279,512 |
| European Geography By Letter - B #2 | 0 | - | 4.87 | 89,437 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 169,449 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 151,680 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 265,749 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 116,231 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 82,271 |
| Russia Country Quiz | 0 | - | 4.83 | 115,541 |
| Federal Subjects of Russia | 0 | - | 4.95 | 150,098 |
| Countries That Border Russia | 0 | - | 4.98 | 465,163 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,888 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,643 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.85 | 35,689 |
| Andorra Country Quiz | 0 | - | 4.91 | 32,042 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,903 |
| France Cities Map Quiz | 0 | - | 4.96 | 168,294 |
| Departments of France | 0 | - | 4.93 | 55,519 |
| Countries Bordering France | 0 | - | 4.83 | 405,583 |
| Germany Country Quiz | 0 | - | 4.82 | 159,206 |
