| Brazil States Map Quiz | 0 | - | 4.85 | 47,937 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,658 |
| Flags of North and South America | 0 | - | 4.99 | 372,280 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 129,482 |
| South America Map Quiz | 0 | - | 5.00 | 1,547,985 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,469 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,536 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,657 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 901,681 |
| Mexico States Map Quiz | 0 | - | 4.85 | 104,562 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,711 |
| States of Brazil | 0 | - | 4.97 | 87,728 |
| Central American Countries | 0 | - | 4.98 | 156,052 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 148,061 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,417 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,433 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,696 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,588 |
| Chile Country Quiz | 0 | - | 4.75 | 40,015 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,833 |
| Peru Country Quiz | 0 | - | 4.54 | 48,605 |
| Which South American Country? | 0 | - | 4.69 | 51,912 |
| United States Map Quiz | 0 | - | 4.98 | 4,154,900 |
| Flags of Africa Quiz | 0 | - | 5.00 | 469,834 |
| Belize Country Quiz | 0 | - | 4.85 | 20,944 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,021,185 |
| Canada Provinces and Territories | 0 | - | 5.00 | 341,661 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 639,420 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,241,127 |
| Flags of Asia Quiz | 0 | - | 4.99 | 612,023 |
| Guyana Country Quiz | 0 | - | 4.50 | 22,779 |
| Countries that Beat Brazil | 0 | - | 4.49 | 68,446 |
| Venezuela Country Quiz | 0 | - | 4.50 | 30,568 |
| Paraguay Country Quiz | 0 | - | 4.53 | 25,251 |
| Bolivia Country Quiz | 0 | - | 4.63 | 26,242 |
| Suriname Country Quiz | 0 | - | 4.61 | 19,799 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,717 |
| Flags of Oceania | 0 | - | 5.00 | 258,423 |
| The Only American Country ... | 0 | - | 4.92 | 121,453 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,982 |
| South American Cities on the Map | 0 | - | 4.53 | 35,396 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,731 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,769 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,931 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,385 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,247 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,367 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,802 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,845 |
| US States Quiz | 0 | - | 5.00 | 16,842,853 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 366,698 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,034 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,574 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,049 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 337,215 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,016 |
| Pixelated Americas Map | 0 | - | 4.39 | 47,104 |
| States of Mexico | 0 | - | 4.95 | 175,654 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,357 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,320 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,561 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,816 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,834 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,372 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,265 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 243,408 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 331,307 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,823 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,131 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,354 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,350 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 83,639 |
| South American Physical Geography | 0 | - | 4.58 | 18,332 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,266 |
| El Salvador Country Quiz | 0 | - | 4.63 | 31,675 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,145 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,452 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,038 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,566 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 39,123 |
| Pixelated United States Map | 0 | - | 4.87 | 94,119 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 109,424 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,570 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,197 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,637 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 190,589 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 117,684 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,220 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 113,246 |
| U.S. States with Short Names | 0 | - | 4.91 | 148,766 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,047 |
| U.S. States By Population | 0 | - | 4.92 | 153,173 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,259 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,353 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 48,437 |
| US States with an Empty Map | 0 | - | 5.00 | 623,607 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,414 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,131 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,501 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 159,824 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,607 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,092 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,441 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,137 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,632 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,362 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,274 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,080 |
| U.S. States or European Countries by Area | 0 | - | 4.95 | 95,818 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 132,983 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,429 |
| International Footballers by Picture | 0 | - | 4.50 | 55,468 |
| Name that Historical Figure #2 | 0 | - | 4.42 | 284,269 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 107,513 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 208,535 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 124,529 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 125,462 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 91,854 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,845 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 529,030 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 165,106 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 267,962 |
| Famous Australians by Picture | 0 | - | 4.25 | 28,758 |
| South America A-Z | 0 | - | 4.13 | 10,897 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 40,263 |
| Guatemala Country Quiz | 0 | - | 4.63 | 25,400 |
| Honduras Country Quiz | 0 | - | 4.52 | 23,852 |
| Panama Country Quiz | 0 | - | 4.61 | 25,762 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,535 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,408 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,758 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.61 | 22,141 |
| Territories of the United States | 0 | - | 4.79 | 52,348 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,601 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,317 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,106 |
| New York City Geography | 0 | - | 4.42 | 33,068 |
| Washington State by Picture | 0 | - | 4.26 | 7,726 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,538 |
| Midwestern States of the U.S. | 0 | - | 4.88 | 13,678 |
| Europe Map Quiz | 0 | - | 5.00 | 4,757,473 |
| Cross Flags of Europe | 0 | - | 4.43 | 298,517 |
| Satellite Images - Europe | 0 | - | 4.47 | 104,367 |
| European Cities by Picture #2 | 0 | - | 4.46 | 38,167 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 278,798 |
| Former Countries by Territory Map | 0 | - | 4.96 | 102,637 |
| Empires by Maps | 0 | - | 4.98 | 120,117 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 70,357 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,387 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 239,127 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 158,990 |
| Name that Historical Figure #6 | 0 | - | 4.26 | 93,197 |
| All Country Flags of the World | 0 | - | 5.00 | 3,652,470 |
| Africa Map Quiz | 0 | - | 5.00 | 2,115,545 |
| Oceania Map Quiz | 0 | - | 4.98 | 641,042 |
| Australian Capitals | 0 | - | 4.92 | 62,706 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,772 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,473 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,567 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,162 |
| United States Country Quiz | 0 | - | 4.43 | 101,387 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,836 |
| Canada Country Quiz | 0 | - | 4.54 | 132,369 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 124,100 |
| Canada A-Z | 0 | - | 4.73 | 32,787 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,035 |
| Official European Union Languages | 0 | - | 4.97 | 238,241 |
| European Countries in their Native Language | 0 | - | 4.99 | 157,687 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 427,690 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,447,147 |
| Asia Map Quiz | 0 | - | 4.99 | 915,156 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,914 |
| Flags of the Middle East | 0 | - | 4.69 | 62,580 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,221 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 129,437 |
| Women in History by Picture | 0 | - | 4.25 | 25,900 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.30 | 46,496 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.38 | 48,620 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,535,245 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,091,923 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 732,779 |
| Countries of Africa | 0 | - | 5.00 | 2,531,869 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,680 |
| African East Coast | 0 | - | 4.96 | 95,885 |
| Western Africa Map Quiz | 0 | - | 4.97 | 73,697 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,299 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,537 |
| Australian Animals By Picture | 0 | - | 4.45 | 31,576 |
| Australia Map Quiz | 0 | - | 4.95 | 343,981 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 69,339 |
| U.S. Geography by Letter - S | 0 | - | 4.55 | 52,813 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,730 |
| History of Mexico | 0 | - | 4.58 | 15,295 |
| Word Chain - South America | 0 | - | 4.51 | 23,883 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,434 |
| Top U.S. Universities | 0 | - | 4.15 | 144,913 |
| Largest United States Airlines | 0 | - | 4.39 | 55,002 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 746,426 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,697 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 208,945 |
