| Uruguay Country Quiz | 0 | - | 4.84 | 31,661 |
| North America Map Quiz | 0 | - | 4.98 | 249,848 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,839 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,371 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,920 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,785 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 221,180 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,487 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,621 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,766 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,494 |
| Name a Valid Answer - United States #1 | 0 | - | 4.63 | 94,184 |
| U.S. Highway Signs By State | 0 | - | 4.46 | 15,541 |
| Native American Tribes in the US | 0 | - | 4.74 | 25,628 |
| States of Mexico | 0 | - | 4.96 | 177,122 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,190 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,292 |
| States of Brazil | 0 | - | 4.97 | 88,866 |
| North American Physical Geography | 0 | - | 4.35 | 30,440 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,459 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,385 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,688 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,091 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,315 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,743 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,993 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,845 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,946 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,773 |
| The U.S. Pledge of Allegiance | 0 | - | 4.00 | 18,384 |
| Europe Map Quiz | 0 | - | 5.00 | 4,774,764 |
| Oceania Map Quiz | 0 | - | 4.98 | 656,010 |
| Australian Capitals | 0 | - | 4.92 | 62,777 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,786 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,411 |
| Official European Union Languages | 0 | - | 4.97 | 239,115 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,246 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,562 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,450,122 |
| Asia Map Quiz | 0 | - | 4.99 | 920,924 |
| Africa Map Quiz | 0 | - | 5.00 | 2,123,311 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,048 |
| Australia Map Quiz | 0 | - | 4.95 | 345,427 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,289 |
| New World Crops | 0 | - | 4.38 | 30,925 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,810 |
| History of Mexico | 0 | - | 4.58 | 15,341 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,734 |
| Word Chain - South America | 0 | - | 4.51 | 23,949 |
| United States Map Quiz | 0 | - | 4.98 | 4,165,034 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,042 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,775 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,874 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,341 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,156 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 116,074 |
| The Only European Country ... | 0 | - | 4.91 | 217,769 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,827 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,941 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,463 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,348 |
| Countries of Africa | 0 | - | 5.00 | 2,547,965 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,277 |
| African East Coast | 0 | - | 4.96 | 96,403 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,249 |
| Australian States and Territories | 0 | - | 4.96 | 142,380 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,392 |
| Australia True or False | 0 | - | 4.87 | 57,001 |
| Flags of North and South America | 0 | - | 4.99 | 374,889 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,227 |
| South America Map Quiz | 0 | - | 5.00 | 1,552,542 |
| South American Geography Quiz #2 | 0 | - | 4.38 | 42,344 |
| South American Physical Geography | 0 | - | 4.58 | 18,380 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,961 |
| Canada Provinces and Territories | 0 | - | 5.00 | 344,249 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 642,233 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,006 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,447 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,250,545 |
| Celtic Nations | 0 | - | 4.69 | 47,019 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,829 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,073 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,603 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,720 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,466 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,729 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,710 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 173,932 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,807 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,724 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,503 |
| Slavic Countries | 0 | - | 4.96 | 112,008 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,528 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,254 |
| Counties of England | 0 | - | 4.97 | 799,904 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 358,885 |
| Flags of Asia Quiz | 0 | - | 4.99 | 616,814 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,488 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,141 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,482 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,481 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,358 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,911 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,751 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 230,975 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,252 |
| Countries of the Middle East | 0 | - | 4.96 | 201,889 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,629 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,306 |
| Flags of Africa Quiz | 0 | - | 5.00 | 474,201 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,633 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,993 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,701 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,628 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,038 |
| Top African Languages on a Map | 0 | - | 4.94 | 74,658 |
| African Island Countries | 0 | - | 4.96 | 101,999 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,062 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,634 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,466 |
| Flags of Oceania | 0 | - | 5.00 | 260,997 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,477 |
| Palau Country Quiz | 0 | - | 4.90 | 23,072 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 146,083 |
| Australia Country Quiz | 0 | - | 4.43 | 69,704 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,729 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,360 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,215 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,768 |
| Regions of New Zealand | 0 | - | 4.84 | 28,624 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,495 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,880 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,565 |
| The Only American Country ... | 0 | - | 4.92 | 121,901 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,362 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,483 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,621 |
| Places Mentioned in the Song "Kokomo" | 0 | - | 4.44 | 17,047 |
| Famous Mexicans and Mexican-Americans | 0 | - | 4.15 | 16,953 |
| Mexico States Map Quiz | 0 | - | 4.84 | 105,289 |
| Famous People from South America | 0 | - | 4.15 | 22,033 |
| South America A-Z | 0 | - | 4.13 | 10,929 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,331 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,196 |
| Central American Countries | 0 | - | 4.98 | 156,904 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,033 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,313 |
| Largest Caribbean Islands | 0 | - | 4.07 | 16,726 |
| Famous Caribbean People | 0 | - | 4.37 | 12,642 |
| Saintly Islands of the Caribbean | 0 | - | 4.32 | 24,093 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,317 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,496 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,660 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,188 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,998 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,972 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,678 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,021 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,186 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,974 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,512 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,474 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,084 |
| US States Quiz | 0 | - | 5.00 | 16,934,583 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,948 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,935 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,278 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,255 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,226 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,438 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,370 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,147 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,985 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,891 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,481 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,636 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 199,983 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,102 |
| Monarchies of Europe | 0 | - | 4.90 | 98,453 |
| European Countries with One Border | 0 | - | 4.97 | 183,274 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,044 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 234,553 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,737 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 87,518 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 167,986 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,873 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 262,816 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,256 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,473 |
| Russia Country Quiz | 0 | - | 4.83 | 114,794 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,308 |
| Countries That Border Russia | 0 | - | 4.98 | 463,181 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,534 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,205 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,446 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,816 |
| Regions of France Map Quiz | 0 | - | 4.97 | 144,986 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,305 |
| Departments of France | 0 | - | 4.93 | 54,623 |
| Countries Bordering France | 0 | - | 4.83 | 403,871 |
