| Brazil States Map Quiz | 0 | - | 4.85 | 47,362 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,301 |
| Flags of North and South America | 0 | - | 4.99 | 366,618 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,100 |
| South America Map Quiz | 0 | - | 5.00 | 1,540,828 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,032 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,269 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,055 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,674 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,747 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,896 |
| States of Brazil | 0 | - | 4.98 | 86,307 |
| Central American Countries | 0 | - | 4.98 | 154,982 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,782 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,072 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,051 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,361 |
| Chile Country Quiz | 0 | - | 4.75 | 39,705 |
| Peru Country Quiz | 0 | - | 4.54 | 48,286 |
| Which South American Country? | 0 | - | 4.69 | 51,708 |
| United States Map Quiz | 0 | - | 4.98 | 4,140,913 |
| Flags of Africa Quiz | 0 | - | 5.00 | 462,884 |
| Belize Country Quiz | 0 | - | 4.85 | 20,791 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,157 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,656 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,743 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,225,592 |
| Flags of Asia Quiz | 0 | - | 4.99 | 605,121 |
| Guyana Country Quiz | 0 | - | 4.49 | 22,574 |
| Countries that Beat Brazil | 0 | - | 4.49 | 67,848 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,594 |
| Venezuela Country Quiz | 0 | - | 4.50 | 30,379 |
| Paraguay Country Quiz | 0 | - | 4.53 | 25,072 |
| Bolivia Country Quiz | 0 | - | 4.63 | 25,999 |
| Suriname Country Quiz | 0 | - | 4.60 | 19,658 |
| Famous Canadians by Picture | 0 | - | 4.39 | 49,117 |
| Pixelated Africa Map | 0 | - | 4.98 | 99,026 |
| Flags of Oceania | 0 | - | 5.00 | 254,943 |
| The Only American Country ... | 0 | - | 4.92 | 120,714 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,304 |
| South American Cities on the Map | 0 | - | 4.57 | 35,238 |
| Caribbean Countries and Territories | 0 | - | 4.80 | 112,303 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,914 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,879 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,923 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 238,269 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,824 |
| Cities and Towns of Massachusetts | 0 | - | 4.92 | 73,022 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 39,466 |
| US States Quiz | 0 | - | 5.00 | 16,691,651 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,187 |
| Three Band Flags of Europe | 0 | - | 4.98 | 191,787 |
| Pixelated Europe Map | 0 | - | 4.88 | 121,747 |
| Pixelated Asia Map | 0 | - | 4.90 | 72,359 |
| Name that Historical Figure #1 | 0 | - | 4.63 | 335,397 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,045 |
| Pixelated Americas Map | 0 | - | 4.40 | 46,791 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 91,872 |
| States of Mexico | 0 | - | 4.95 | 173,234 |
| Mexico Country Quiz | 0 | - | 4.49 | 71,957 |
| Mexico Cities Map Quiz | 0 | - | 4.77 | 33,309 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,184 |
| South American Geography Quiz #1 | 0 | - | 4.73 | 32,463 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,107 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,707 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,609 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 173,100 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,621 |
| All 3,143 Counties of the United States on a Map | 0 | - | 4.97 | 327,770 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,505 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.84 | 65,594 |
| Flags of the Mediterranean | 0 | - | 4.94 | 147,462 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,059 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.90 | 76,070 |
| South American Physical Geography | 0 | - | 4.58 | 18,267 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 129,387 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 31,894 |
| Cuba Country Quiz | 0 | - | 4.69 | 51,146 |
| Jamaica Country Quiz | 0 | - | 4.58 | 34,853 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,331 |
| 10 Longest Rivers in the United States | 0 | - | 4.85 | 38,789 |
| Pixelated United States Map | 0 | - | 4.89 | 93,433 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,398 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,808 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 145,355 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,493 |
| Deadliest U.S. Wars | 0 | - | 4.89 | 189,196 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 116,675 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 110,307 |
| 10 Southernmost U.S. States | 0 | - | 4.88 | 112,357 |
| U.S. States with Short Names | 0 | - | 4.91 | 147,585 |
| U.S. States that Start with M | 0 | - | 4.93 | 185,857 |
| U.S. States By Population | 0 | - | 4.92 | 152,317 |
| U.S. States that Start with N | 0 | - | 4.95 | 170,345 |
| U.S. States with Longest Names | 0 | - | 4.84 | 43,829 |
| Louisiana Purchase with a Map | 0 | - | 4.96 | 47,529 |
| US States with an Empty Map | 0 | - | 5.00 | 618,517 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 81,871 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 63,740 |
| The Only Remaining U.S. State . . . | 0 | - | 4.92 | 64,847 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 158,835 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,056 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 124,450 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,051 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 85,643 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,042 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 81,909 |
| Countries Closest to Canada | 0 | - | 4.90 | 197,305 |
| U.S. States or European Countries by Area | 0 | - | 4.94 | 94,644 |
| U.S. States or European Countries by Population | 0 | - | 4.97 | 131,869 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 97,806 |
| International Footballers by Picture | 0 | - | 4.50 | 54,660 |
| Name that Historical Figure #2 | 0 | - | 4.43 | 282,500 |
| Name that Historical Figure #5 | 0 | - | 4.43 | 106,566 |
| Name a Valid U.S. State #1 | 0 | - | 4.93 | 206,586 |
| Top 10 Coldest U.S. States | 0 | - | 4.94 | 123,828 |
| Top 10 Hottest U.S. States | 0 | - | 4.86 | 124,609 |
| Top 10 Most Native American U.S. States | 0 | - | 4.87 | 90,998 |
| Top 10 U.S. States with the Least Precipitation | 0 | - | 4.82 | 61,528 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 526,213 |
| Oscar Nominated Actors by Picture #1 | 0 | - | 4.42 | 164,396 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 266,443 |
| Famous Australians by Picture | 0 | - | 4.25 | 28,595 |
| South America A-Z | 0 | - | 4.13 | 10,836 |
| Biggest Trading Partners - Colombia | 0 | - | 4.88 | 39,968 |
| El Salvador Country Quiz | 0 | - | 4.62 | 31,462 |
| Guatemala Country Quiz | 0 | - | 4.63 | 25,195 |
| Honduras Country Quiz | 0 | - | 4.52 | 23,672 |
| Panama Country Quiz | 0 | - | 4.61 | 25,593 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,350 |
| Dominican Republic Country Quiz | 0 | - | 4.61 | 23,204 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,638 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.61 | 22,009 |
| Territories of the United States | 0 | - | 4.79 | 52,121 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.78 | 39,364 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,495 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 51,714 |
| New York City Geography | 0 | - | 4.42 | 32,906 |
| Washington State by Picture | 0 | - | 4.26 | 7,681 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,206 |
| Europe Map Quiz | 0 | - | 5.00 | 4,729,692 |
| Cross Flags of Europe | 0 | - | 4.42 | 296,754 |
| Satellite Images - Europe | 0 | - | 4.47 | 103,653 |
| European Cities by Picture #2 | 0 | - | 4.45 | 37,923 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 277,047 |
| Former Countries by Territory Map | 0 | - | 4.96 | 101,455 |
| Empires by Maps | 0 | - | 4.98 | 118,334 |
| 1960s Celebrities by Picture #1 | 0 | - | 4.27 | 69,994 |
| 1960s Celebrities by Picture #2 | 0 | - | 4.26 | 51,103 |
| Name that Historical Figure #3 | 0 | - | 4.36 | 237,578 |
| Name that Historical Figure #4 | 0 | - | 4.29 | 157,972 |
| Name that Historical Figure #6 | 0 | - | 4.27 | 92,377 |
| All Country Flags of the World | 0 | - | 5.00 | 3,598,660 |
| Africa Map Quiz | 0 | - | 5.00 | 2,103,650 |
| Oceania Map Quiz | 0 | - | 4.98 | 634,959 |
| Australian Capitals | 0 | - | 4.92 | 62,589 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,754 |
| U.S. State Nicknames Quiz | 0 | - | 4.47 | 50,251 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,465 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,072 |
| United States Country Quiz | 0 | - | 4.43 | 100,536 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,588 |
| Canada Country Quiz | 0 | - | 4.54 | 131,676 |
| Canada Cities Map Quiz | 0 | - | 4.63 | 123,582 |
| Canada A-Z | 0 | - | 4.73 | 32,639 |
| Count to 10 in Europe: Pro | 0 | - | 4.85 | 68,557 |
| Official European Union Languages | 0 | - | 4.97 | 236,456 |
| European Countries in their Native Language | 0 | - | 4.99 | 156,653 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,041 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,439,304 |
| Asia Map Quiz | 0 | - | 4.99 | 906,599 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 59,636 |
| Flags of the Middle East | 0 | - | 4.69 | 62,298 |
| Islands by Shape #2 | 0 | - | 4.88 | 58,978 |
| Oscar Nominated Actresses by Picture #1 | 0 | - | 4.30 | 128,959 |
| Women in History by Picture | 0 | - | 4.25 | 25,755 |
| Oscar Nominated Actors by Picture #2 | 0 | - | 4.29 | 46,070 |
| Oscar Nominated Actresses by Picture #2 | 0 | - | 4.35 | 48,219 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,525,744 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,087,102 |
| Country Flags Quiz #3 | 0 | - | 4.98 | 729,453 |
| Countries of Africa | 0 | - | 5.00 | 2,506,349 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,776 |
| African East Coast | 0 | - | 4.96 | 94,997 |
| Western Africa Map Quiz | 0 | - | 4.97 | 72,886 |
| Canada or Africa by Area | 0 | - | 4.77 | 18,052 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 49,758 |
| Australian Animals By Picture | 0 | - | 4.45 | 31,438 |
| Australia Map Quiz | 0 | - | 4.94 | 342,371 |
| U.S. Geography by Letter - B | 0 | - | 4.53 | 68,523 |
| U.S. Geography by Letter - S | 0 | - | 4.54 | 52,070 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,609 |
| History of Mexico | 0 | - | 4.58 | 15,227 |
| Word Chain - South America | 0 | - | 4.51 | 23,759 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,085 |
| Top U.S. Universities | 0 | - | 4.15 | 144,018 |
| Largest United States Airlines | 0 | - | 4.39 | 54,826 |
| Two Letter U.S. State Abbreviations | 0 | - | 4.19 | 743,006 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,630 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 207,784 |
