| Uruguay Country Quiz | 0 | - | 4.84 | 31,663 |
| North America Map Quiz | 0 | - | 4.98 | 249,908 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,845 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,380 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 94,937 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,789 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 221,237 |
| Canada Multiple Choice Quiz | 0 | - | 4.50 | 49,494 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,626 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,785 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,520 |
| Name a Valid Answer - United States #1 | 0 | - | 4.63 | 94,195 |
| U.S. Highway Signs By State | 0 | - | 4.46 | 15,541 |
| Native American Tribes in the US | 0 | - | 4.74 | 25,633 |
| States of Mexico | 0 | - | 4.96 | 177,161 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,210 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,321 |
| States of Brazil | 0 | - | 4.97 | 88,910 |
| North American Physical Geography | 0 | - | 4.35 | 30,440 |
| Most Populous Native American Tribes | 0 | - | 4.28 | 12,460 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,387 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,689 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,094 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,318 |
| Paraguay... or Uruguay? | 0 | - | 4.55 | 26,745 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 531,055 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,847 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,961 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,796 |
| The U.S. Pledge of Allegiance | 0 | - | 4.00 | 18,385 |
| Europe Map Quiz | 0 | - | 5.00 | 4,775,321 |
| Oceania Map Quiz | 0 | - | 4.98 | 656,319 |
| Australian Capitals | 0 | - | 4.92 | 62,780 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,787 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,431 |
| Official European Union Languages | 0 | - | 4.97 | 239,156 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,268 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 429,631 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,450,244 |
| Asia Map Quiz | 0 | - | 4.99 | 921,235 |
| Africa Map Quiz | 0 | - | 5.00 | 2,123,522 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 51,061 |
| Australia Map Quiz | 0 | - | 4.95 | 345,463 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,292 |
| New World Crops | 0 | - | 4.38 | 30,925 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,815 |
| History of Mexico | 0 | - | 4.58 | 15,341 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,747 |
| Word Chain - South America | 0 | - | 4.51 | 23,949 |
| United States Map Quiz | 0 | - | 4.98 | 4,165,259 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,076 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,784 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,916 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 365,377 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,162 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 116,250 |
| The Only European Country ... | 0 | - | 4.91 | 217,829 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,869 |
| Countries that Beat Switzerland | 0 | - | 4.88 | 41,947 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,520 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,441 |
| Countries of Africa | 0 | - | 5.00 | 2,548,416 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,366 |
| African East Coast | 0 | - | 4.96 | 96,415 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,272 |
| Australian States and Territories | 0 | - | 4.96 | 142,390 |
| Australian Immigration by Country | 0 | - | 4.81 | 77,397 |
| Australia True or False | 0 | - | 4.87 | 57,006 |
| Flags of North and South America | 0 | - | 4.99 | 374,967 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,245 |
| South America Map Quiz | 0 | - | 5.00 | 1,552,657 |
| South American Geography Quiz #2 | 0 | - | 4.38 | 42,542 |
| South American Physical Geography | 0 | - | 4.58 | 18,380 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,027,161 |
| Canada Provinces and Territories | 0 | - | 5.00 | 344,350 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 642,331 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,011 |
| Add A Letter - Make a European City | 0 | - | 4.90 | 23,455 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,250,832 |
| Celtic Nations | 0 | - | 4.69 | 47,023 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,332,007 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,110 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,656 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,770 |
| European Landmarks Map Quiz | 0 | - | 4.97 | 87,486 |
| Most Guessed Cities in Europe - Not Capitals | 0 | - | 4.82 | 87,751 |
| Countries of Europe with an Empty Map | 0 | - | 5.00 | 311,741 |
| All First-Level Subdivisions of Europe on a Map | 0 | - | 4.98 | 174,034 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,836 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,740 |
| Eastern Europe Map Quiz | 0 | - | 4.91 | 128,516 |
| Slavic Countries | 0 | - | 4.96 | 112,021 |
| Germany Multiple Choice | 0 | - | 4.84 | 54,538 |
| States of the German Confederation in 1848 | 0 | - | 4.90 | 32,261 |
| Counties of England | 0 | - | 4.97 | 800,014 |
| "Big Five" European Soccer Champions Since 2000 | 0 | - | 4.97 | 359,028 |
| Flags of Asia Quiz | 0 | - | 4.99 | 616,931 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,498 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,178 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,527 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,653 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,382 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,935 |
| Top Asian Languages on a Map | 0 | - | 4.95 | 71,766 |
| Countries of Asia with an Empty Map | 0 | - | 4.98 | 231,002 |
| All First-Level Subdivisions of Asia on a Map | 0 | - | 4.91 | 50,271 |
| Countries of the Middle East | 0 | - | 4.96 | 201,922 |
| Countries where Arabic is an Official Language | 0 | - | 4.85 | 72,633 |
| Africa Cities Map Quiz | 0 | - | 4.97 | 99,316 |
| Flags of Africa Quiz | 0 | - | 5.00 | 474,359 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,754 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,083 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,821 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,735 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,089 |
| Top African Languages on a Map | 0 | - | 4.94 | 74,700 |
| African Island Countries | 0 | - | 4.96 | 102,044 |
| Countries of Africa with an Empty Map | 0 | - | 5.00 | 244,093 |
| Morocco Country Quiz | 0 | - | 4.81 | 46,641 |
| D.R. Congo Country Quiz | 0 | - | 4.88 | 39,475 |
| Flags of Oceania | 0 | - | 5.00 | 261,051 |
| All First-Level Subdivisions of Oceania on a Map | 0 | - | 4.97 | 27,482 |
| Palau Country Quiz | 0 | - | 4.90 | 23,077 |
| Australia Cities Map Quiz | 0 | - | 4.82 | 146,095 |
| Australia Country Quiz | 0 | - | 4.43 | 69,711 |
| Most Visited Countries by Australians | 0 | - | 4.95 | 90,737 |
| Countries that Visit Australia the Most | 0 | - | 4.92 | 69,372 |
| Countries Closest to Australia | 0 | - | 4.99 | 167,224 |
| Australia... or New Zealand? | 0 | - | 4.83 | 61,776 |
| Regions of New Zealand | 0 | - | 4.84 | 28,627 |
| Tuvalu Country Quiz | 0 | - | 4.86 | 21,499 |
| Samoa Country Quiz | 0 | - | 4.81 | 20,884 |
| Tonga Country Quiz | 0 | - | 4.83 | 20,568 |
| The Only American Country ... | 0 | - | 4.92 | 121,913 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,374 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,498 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,626 |
| 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 | 105,298 |
| Famous People from South America | 0 | - | 4.15 | 22,034 |
| South America A-Z | 0 | - | 4.13 | 10,931 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,335 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 903,254 |
| Central American Countries | 0 | - | 4.98 | 156,922 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 113,041 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 149,365 |
| Largest Caribbean Islands | 0 | - | 4.07 | 16,726 |
| Famous Caribbean People | 0 | - | 4.37 | 12,645 |
| Saintly Islands of the Caribbean | 0 | - | 4.32 | 24,094 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,331 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,517 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,674 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,203 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,255 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,987 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,694 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 175,049 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 245,249 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,981 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 74,561 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,489 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,096 |
| US States Quiz | 0 | - | 5.00 | 16,937,421 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,989 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,952 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,288 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 89,264 |
| European Geography By Letter - P #1 | 0 | - | 4.81 | 98,238 |
| Top 10 Coldest European Countries | 0 | - | 4.94 | 193,461 |
| Top 10 Hottest European Countries | 0 | - | 4.88 | 127,391 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,169 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,021 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,932 |
| Catholic Countries in Europe | 0 | - | 4.83 | 95,494 |
| Biggest Countries in Europe in 1700 | 0 | - | 4.73 | 58,647 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 200,013 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,124 |
| Monarchies of Europe | 0 | - | 4.90 | 98,470 |
| European Countries with One Border | 0 | - | 4.97 | 183,293 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,068 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 234,602 |
| European Map without 10 Random Countries | 0 | - | 4.97 | 277,786 |
| European Geography By Letter - B #2 | 0 | - | 4.86 | 87,573 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 168,032 |
| Countries of Europe in 1815 With a Map | 0 | - | 4.99 | 150,889 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 262,882 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 115,287 |
| Category Elimination - European Geography #3 | 0 | - | 4.86 | 81,493 |
| Russia Country Quiz | 0 | - | 4.83 | 114,807 |
| Federal Subjects of Russia | 0 | - | 4.95 | 148,343 |
| Countries That Border Russia | 0 | - | 4.98 | 463,322 |
| Croatia Country Quiz | 0 | - | 4.83 | 43,538 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,220 |
| Bosnia and Herzegovina Country Quiz | 0 | - | 4.86 | 35,451 |
| Andorra Country Quiz | 0 | - | 4.91 | 31,822 |
| Regions of France Map Quiz | 0 | - | 4.97 | 145,007 |
| France Cities Map Quiz | 0 | - | 4.96 | 167,323 |
| Departments of France | 0 | - | 4.93 | 54,651 |
| Countries Bordering France | 0 | - | 4.83 | 403,925 |
