| South America Map Quiz | 0 | - | 5.00 | 1,551,369 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 105,060 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 54,134 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,222 |
| States of Brazil | 0 | - | 4.97 | 88,516 |
| Flags of North and South America | 0 | - | 4.99 | 374,061 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 130,051 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 902,808 |
| States of Mexico | 0 | - | 4.96 | 176,632 |
| Mexico States Map Quiz | 0 | - | 4.84 | 104,939 |
| Central American Countries | 0 | - | 4.98 | 156,718 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 148,942 |
| United States Map Quiz | 0 | - | 4.98 | 4,162,733 |
| Flags of Africa Quiz | 0 | - | 5.00 | 472,769 |
| South American Physical Geography | 0 | - | 4.58 | 18,365 |
| Belize Country Quiz | 0 | - | 4.85 | 21,010 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,349 |
| Canada Provinces and Territories | 0 | - | 5.00 | 343,475 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 641,441 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,247,690 |
| Flags of Asia Quiz | 0 | - | 4.99 | 615,480 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,018 |
| Flags of Oceania | 0 | - | 5.00 | 260,299 |
| The Only American Country ... | 0 | - | 4.92 | 121,777 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,247 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,309 |
| Guyana Country Quiz | 0 | - | 4.50 | 22,834 |
| Venezuela Country Quiz | 0 | - | 4.51 | 30,644 |
| Paraguay Country Quiz | 0 | - | 4.54 | 25,329 |
| Bolivia Country Quiz | 0 | - | 4.63 | 26,291 |
| Suriname Country Quiz | 0 | - | 4.61 | 19,847 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,151 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 64,366 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,578 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 239,700 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,583 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 74,320 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,017 |
| Three Band Flags of Europe | 0 | - | 4.98 | 193,634 |
| Pixelated Europe Map | 0 | - | 4.88 | 122,954 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,361 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,784 |
| South American Cities on the Map | 0 | - | 4.53 | 35,461 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 112,922 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 367,581 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 92,341 |
| Pixelated Americas Map | 0 | - | 4.39 | 47,241 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 92,550 |
| History of Mexico | 0 | - | 4.58 | 15,327 |
| Word Chain - South America | 0 | - | 4.51 | 23,926 |
| Chile Country Quiz | 0 | - | 4.77 | 40,118 |
| Name the U.S. National Parks | 0 | - | 4.86 | 60,083 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,825 |
| Most Common U.S. Last Names - Extreme | 0 | - | 4.94 | 174,784 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 244,686 |
| U.S. Cabinet Departments | 0 | - | 4.86 | 72,926 |
| Top 10 Non-English Languages Spoken in New York City | 0 | - | 4.85 | 66,354 |
| Flags of the Mediterranean | 0 | - | 4.94 | 148,777 |
| Top 10 American Countries by Coastline | 0 | - | 4.96 | 88,464 |
| Top 10 Richest Countries in the Americas | 0 | - | 4.93 | 84,354 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,636 |
| Colombia Country Quiz | 0 | - | 4.90 | 40,787 |
| El Salvador Country Quiz | 0 | - | 4.63 | 31,757 |
| Jamaica Country Quiz | 0 | - | 4.58 | 35,137 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,649 |
| Pixelated United States Map | 0 | - | 4.88 | 94,420 |
| Most-Visited Countries by Americans | 0 | - | 4.86 | 109,893 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 91,956 |
| The 13 Colonies Quiz | 0 | - | 4.97 | 118,098 |
| U.S. States with the Letter Y | 0 | - | 4.85 | 111,658 |
| 10 Southernmost U.S. States | 0 | - | 4.89 | 113,623 |
| U.S. States with Short Names | 0 | - | 4.91 | 149,265 |
| U.S. States that Start with M | 0 | - | 4.93 | 187,582 |
| U.S. States By Population | 0 | - | 4.92 | 153,703 |
| U.S. States that Start with N | 0 | - | 4.95 | 171,660 |
| U.S. States with Longest Names | 0 | - | 4.84 | 44,568 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 82,673 |
| U.S. States with a Unique First Letter | 0 | - | 4.96 | 88,463 |
| 10 Westernmost U.S. States | 0 | - | 4.95 | 64,310 |
| The Only Remaining U.S. State . . . | 0 | - | 4.93 | 65,757 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 160,245 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 177,926 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,386 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,651 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,416 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 67,694 |
| Most-Visited Countries by Canadians | 0 | - | 4.82 | 39,438 |
| Countries Closest to Canada | 0 | - | 4.91 | 198,537 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 530,367 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 268,532 |
| Famous People from South America | 0 | - | 4.15 | 22,012 |
| Countries Bordering Brazil | 0 | - | 4.96 | 131,881 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,643 |
| Countries that Beat the United States | 0 | - | 4.93 | 167,765 |
| Top 10 Most-Visited U.S. States | 0 | - | 4.90 | 101,910 |
| U.S. States with the Most Immigrants | 0 | - | 4.85 | 82,587 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 98,699 |
| Asian Countries by First 2 Letters | 0 | - | 4.91 | 279,556 |
| Former Countries by Territory Map | 0 | - | 4.96 | 103,060 |
| Empires by Maps | 0 | - | 4.98 | 120,885 |
| South America A-Z | 0 | - | 4.13 | 10,919 |
| Guatemala Country Quiz | 0 | - | 4.63 | 25,463 |
| Honduras Country Quiz | 0 | - | 4.52 | 23,911 |
| Nicaragua Country Quiz | 0 | - | 4.62 | 26,613 |
| Largest Caribbean Islands | 0 | - | 4.07 | 16,712 |
| Saintly Islands of the Caribbean | 0 | - | 4.32 | 24,072 |
| Antigua and Barbuda Country Quiz | 0 | - | 4.68 | 22,126 |
| Barbados Country Quiz | 0 | - | 4.78 | 19,802 |
| Territories of the United States | 0 | - | 4.80 | 52,451 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,730 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 175,645 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,272 |
| New York City Geography | 0 | - | 4.42 | 33,125 |
| Washington State by Picture | 0 | - | 4.26 | 7,734 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,687 |
| Europe Map Quiz | 0 | - | 5.00 | 4,769,366 |
| Cross Flags of Europe | 0 | - | 4.43 | 299,283 |
| Satellite Images - Europe | 0 | - | 4.47 | 104,697 |
| European Cities by Picture #2 | 0 | - | 4.46 | 38,264 |
| All Country Flags of the World | 0 | - | 5.00 | 3,677,181 |
| Africa Map Quiz | 0 | - | 5.00 | 2,121,105 |
| Oceania Map Quiz | 0 | - | 4.98 | 643,579 |
| Australian Capitals | 0 | - | 4.92 | 62,744 |
| Australian Animals By Picture | 0 | - | 4.45 | 31,662 |
| Largest Virgin Islands | 0 | - | 4.24 | 5,305 |
| Grenada Country Quiz | 0 | - | 4.62 | 18,959 |
| Saint Kitts and Nevis Country Quiz | 0 | - | 4.57 | 18,785 |
| Trinidad and Tobago Country Quiz | 0 | - | 4.61 | 22,197 |
| U.S. State Nicknames | 0 | - | 4.47 | 50,581 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,606 |
| United States Landmarks Map Quiz | 0 | - | 4.55 | 40,208 |
| United States Country Quiz | 0 | - | 4.43 | 101,677 |
| Busiest Air Routes from the U.S. | 0 | - | 4.46 | 76,932 |
| Canada Country Quiz | 0 | - | 4.54 | 132,634 |
| Canada Cities Map Quiz | 0 | - | 4.64 | 124,316 |
| Canada A-Z | 0 | - | 4.73 | 32,881 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,296 |
| Official European Union Languages | 0 | - | 4.97 | 238,838 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,080 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 428,836 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,449,450 |
| Asia Map Quiz | 0 | - | 4.99 | 919,008 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.75 | 60,045 |
| Flags of the Middle East | 0 | - | 4.69 | 62,689 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,331 |
| Countries by Road Signs | 0 | - | 4.98 | 53,994 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 61,726 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,539,505 |
| Country Flags Quiz #2 | 0 | - | 4.98 | 1,094,036 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 734,223 |
| Countries of Africa | 0 | - | 5.00 | 2,543,388 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,053 |
| African East Coast | 0 | - | 4.96 | 96,244 |
| Western Africa Map Quiz | 0 | - | 4.97 | 74,094 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.95 | 50,851 |
| Australia Map Quiz | 0 | - | 4.95 | 344,988 |
| Hispanic Last Names in the U.S. | 0 | - | 4.31 | 54,789 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,510 |
| South American Geography Quiz #2 | 0 | - | 4.61 | 39,383 |
| South American Geography Quiz #1 | 0 | - | 4.62 | 32,598 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,574 |
| Brazil Country Quiz | 0 | - | 4.52 | 101,964 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,690 |
| Ecuador Country Quiz | 0 | - | 4.60 | 31,900 |
| Peru Country Quiz | 0 | - | 4.54 | 48,743 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,510 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,733 |
| Countries Closest to the U. S. | 0 | - | 4.41 | 209,765 |
| Top 10 Non-English Languages of Los Angeles | 0 | - | 4.43 | 59,945 |
| New England States | 0 | - | 4.51 | 59,829 |
| U.S. States by Land Area | 0 | - | 4.61 | 52,874 |
| Top 10 U.S. States by Inland Water Area | 0 | - | 4.53 | 38,030 |
| Add a Letter - Make a U.S. State | 0 | - | 4.70 | 82,889 |
| Top 10 Widest U.S. States East to West | 0 | - | 4.70 | 56,094 |
| Top 10 Tallest U.S. States North to South | 0 | - | 4.74 | 40,992 |
| U.S. States by Borders | 0 | - | 4.61 | 35,365 |
| 10 Easternmost U.S. States | 0 | - | 4.53 | 56,531 |
| The Only U.S. State ... #1 | 0 | - | 4.52 | 102,131 |
| 50 States, 50 Cities - Hard Version | 0 | - | 4.46 | 44,264 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,734 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.74 | 33,095 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,746 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 75,274 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,420 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,744 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 91,045 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 84,981 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,465 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 82,710 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 60,058 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.43 | 46,962 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,356 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,710 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,727 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,464 |
| Europe Cities Map Quiz | 0 | - | 4.99 | 364,935 |
| Europe Geography Decoder | 0 | - | 4.86 | 70,082 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,606 |
| The Only European Country ... | 0 | - | 4.91 | 217,270 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,499 |
