| Caribbean Countries and Territories | 0 | - | 4.81 | 113,629 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 150,767 |
| Central America and Caribbean Map Quiz | 0 | - | 4.90 | 905,136 |
| Central American Countries | 0 | - | 4.98 | 157,388 |
| United States Map Quiz | 0 | - | 4.98 | 4,172,100 |
| Latin American Countries Map Quiz | 0 | - | 4.98 | 130,722 |
| South America Map Quiz | 0 | - | 5.00 | 1,557,126 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,032,142 |
| North America Map Quiz | 0 | - | 4.98 | 252,280 |
| Third Most Common Language by U.S. State | 0 | - | 4.87 | 113,997 |
| Canada Provinces and Territories | 0 | - | 5.00 | 346,490 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 644,817 |
| Most Spoken Languages in Canada | 0 | - | 4.91 | 55,595 |
| North American Capitals - Map Quiz | 0 | - | 4.88 | 58,861 |
| Countries of North America with an Empty Map | 0 | - | 4.99 | 95,236 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 65,158 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,909 |
| U.S. Citizenship Test Questions | 0 | - | 4.83 | 240,859 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 75,978 |
| Cities and Towns of Massachusetts | 0 | - | 4.93 | 75,058 |
| Countries Larger Than Texas but With Fewer People | 0 | - | 4.92 | 40,288 |
| Countries of South America with an Empty Map | 0 | - | 4.95 | 105,532 |
| 10 Northernmost U.S. States | 0 | - | 4.90 | 83,107 |
| Top 10 Largest U.S. States by Area | 0 | - | 4.95 | 161,087 |
| Top 10 Smallest U.S. States by Area | 0 | - | 4.98 | 178,264 |
| Top 10 Poorest U.S. States by Median Income | 0 | - | 4.86 | 125,715 |
| U.S. States with the Highest Percentage of Hispanics | 0 | - | 4.85 | 69,846 |
| Top 10 Newest U.S. States | 0 | - | 4.85 | 86,672 |
| Top 10 U.S. States Where the Rent is Too Dang High | 0 | - | 4.85 | 68,010 |
| The United States... or the United Kingdom? | 0 | - | 4.87 | 99,118 |
| History of Mexico | 0 | - | 4.52 | 15,367 |
| Largest Caribbean Islands | 0 | - | 4.07 | 16,795 |
| Saintly Islands of the Caribbean | 0 | - | 4.32 | 24,155 |
| Haiti... or Dominican Republic? | 0 | - | 4.70 | 40,855 |
| Most-Spoken Languages of the United States | 0 | - | 4.52 | 222,746 |
| Most Common High School Mascots | 0 | - | 4.47 | 32,334 |
| Canada Geography Trivia | 0 | - | 4.80 | 47,695 |
| Flags of North and South America | 0 | - | 4.99 | 377,350 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 113,027 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,899 |
| Flags of Europe Quiz | 0 | - | 4.99 | 1,259,176 |
| Flags of Asia Quiz | 0 | - | 4.99 | 620,876 |
| Flags of Africa Quiz | 0 | - | 5.00 | 478,121 |
| Territories of the United States | 0 | - | 4.80 | 52,636 |
| Five Biggest Immigrant Groups by Decade in the US | 0 | - | 4.79 | 39,901 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 176,150 |
| Major non-NATO U.S. Allies | 0 | - | 4.52 | 52,544 |
| Name a Valid Answer - United States #1 | 0 | - | 4.61 | 94,413 |
| New York City Geography | 0 | - | 4.43 | 33,191 |
| Canada Immigration by Country | 0 | - | 4.51 | 62,890 |
| Flags of Oceania | 0 | - | 5.00 | 262,960 |
| Islands of the Galápagos | 0 | - | 4.54 | 4,799 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,368 |
| Native American Tribes in the US | 0 | - | 4.74 | 25,736 |
| Three Band Flags of Europe | 0 | - | 4.98 | 194,668 |
| Pixelated Europe Map | 0 | - | 4.88 | 123,517 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,806 |
| Pixelated Africa Map | 0 | - | 4.98 | 100,492 |
| Pixelated Americas Map | 0 | - | 4.39 | 47,462 |
| American Countries With No Atlantic Coastline | 0 | - | 4.93 | 92,840 |
| States of Mexico | 0 | - | 4.96 | 178,379 |
| Mexico States Map Quiz | 0 | - | 4.85 | 105,694 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.93 | 54,923 |
| Brazil States Map Quiz | 0 | - | 4.86 | 48,648 |
| States of Brazil | 0 | - | 4.97 | 89,839 |
| Famous Caribbean People | 0 | - | 4.37 | 12,665 |
| U.S. Federal Holidays | 0 | - | 4.33 | 99,634 |
| Top U.S. Cash Crops | 0 | - | 4.39 | 62,460 |
| Recommended Childhood Vaccines for Americans | 0 | - | 4.42 | 14,775 |
| Things Named For People #2 - U.S. Centric | 0 | - | 4.21 | 52,734 |
| 75 Americans Named John | 0 | - | 4.41 | 23,978 |
| Largest Asian-American Ethnic Groups | 0 | - | 4.12 | 41,194 |
| U.S. States with the Most Expensive Home Prices | 0 | - | 4.48 | 99,945 |
| U.S. States with the Cheapest Home Prices | 0 | - | 4.74 | 33,236 |
| Top 10 Most African-American U.S. States | 0 | - | 4.46 | 74,835 |
| Top 10 Most Asian U.S. States | 0 | - | 4.80 | 75,480 |
| Top 10 Most Obese U.S. States | 0 | - | 4.54 | 81,525 |
| Top 10 Least Obese U.S. States | 0 | - | 4.75 | 73,877 |
| Top 10 Least-Educated U.S. States | 0 | - | 4.43 | 91,391 |
| Top 10 Most-Educated U.S. States | 0 | - | 4.48 | 85,293 |
| U.S. States with the Highest Rates of Homelessness | 0 | - | 4.43 | 52,593 |
| Top 10 Most White U.S. States | 0 | - | 4.49 | 83,095 |
| Top 10 Most German U.S. States | 0 | - | 4.48 | 60,300 |
| Ten Most Rectangular U.S. States | 0 | - | 4.54 | 71,763 |
| Canadian Geography on the Map | 0 | - | 4.55 | 26,438 |
| Flags of the Mediterranean | 0 | - | 4.94 | 149,419 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,396 |
| Mexico Cities Map Quiz | 0 | - | 4.83 | 38,830 |
| Countries Bordering Brazil | 0 | - | 4.96 | 132,283 |
| Countries That Visit Brazil The Most | 0 | - | 4.95 | 49,922 |
| Colombia Country Quiz | 0 | - | 4.90 | 41,021 |
| Embarrassing Chapters in US History | 0 | - | 4.17 | 33,203 |
| Top 10 U.S. States with the Lowest Life Expectancy | 0 | - | 4.62 | 45,273 |
| Top 10 U.S. States That Grow the Most Corn | 0 | - | 4.52 | 36,278 |
| Bahamas Country Quiz | 0 | - | 4.63 | 19,297 |
| USA Tourist Attractions by Description #1 | 0 | - | 4.14 | 27,204 |
| Which Island in the United States? | 0 | - | 4.29 | 29,794 |
| American Foods | 0 | - | 3.66 | 39,446 |
| Biggest U.S. Car Insurance Companies | 0 | - | 4.26 | 6,155 |
| Countries Across the Ocean from the U.S. | 0 | - | 3.95 | 32,337 |
| U.S. Landmarks Picture Quiz | 0 | - | 4.27 | 14,827 |
| U.S. Groups of Four Quiz | 0 | - | 4.39 | 25,455 |
| U.S. Groups of Three Quiz | 0 | - | 4.04 | 20,986 |
| U.S. Analogies | 0 | - | 4.27 | 19,723 |
| Branches of the U.S. Military | 0 | - | 4.40 | 24,526 |
| Old West History | 0 | - | 4.34 | 15,306 |
| Life of Benjamin Franklin | 0 | - | 4.24 | 6,536 |
| American Revolution - Multiple Choice | 0 | - | 4.34 | 19,988 |
| U.S. History Multiple Choice #3 | 0 | - | 4.43 | 24,788 |
| U.S. States with the Most Gun Ownership | 0 | - | 4.45 | 29,803 |
| U.S. States with Oldest Median Age | 0 | - | 4.33 | 42,727 |
| Top 10 U.S. States with the Longest Commutes | 0 | - | 4.28 | 44,549 |
| US States with the Most Executions | 0 | - | 4.51 | 26,427 |
| Top 10 U.S. States with the Most Lighthouses | 0 | - | 4.61 | 29,170 |
| Top 10 Least White U.S. States | 0 | - | 4.17 | 48,281 |
| Slowest Growing U.S. States Since 1960 | 0 | - | 4.40 | 47,103 |
| Top 10 Least Happy U.S. States | 0 | - | 4.54 | 24,253 |
| U.S. Geography True or False #1 | 0 | - | 4.53 | 28,825 |
| U.S. Geography - Multiple Choice | 0 | - | 4.41 | 24,925 |
| 20 Most-Visited Places in Canada | 0 | - | 4.27 | 13,257 |
| Canadian Musical Acts by Two Songs | 0 | - | 4.07 | 28,919 |
| Canada Decoder | 0 | - | 4.07 | 18,776 |
| European Countries by First 2 Letters | 0 | - | 4.95 | 532,663 |
| Belize Country Quiz | 0 | - | 4.85 | 21,102 |
| Dominica Country Quiz | 0 | - | 4.81 | 19,945 |
| Saint Vincent and the Grenadines Country Quiz | 0 | - | 4.88 | 19,306 |
| North America Cities by Map | 0 | - | 4.41 | 47,955 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,708 |
| Three Real and One Fake - U.S. Geography | 0 | - | 4.34 | 29,457 |
| California Multiple Choice | 0 | - | 4.40 | 28,187 |
| San Francisco Trivia | 0 | - | 4.32 | 15,733 |
| San Francisco A-Z | 0 | - | 4.18 | 9,591 |
| Florida Multiple Choice | 0 | - | 4.33 | 10,206 |
| Boston City Trivia | 0 | - | 4.38 | 24,208 |
| Top 10 U.S. States with the Highest Life Expectancy | 0 | - | 4.33 | 41,739 |
| Europe Map Quiz | 0 | - | 5.00 | 4,789,740 |
| Cross Flags of Europe | 0 | - | 4.43 | 300,619 |
| Satellite Images - Europe | 0 | - | 4.47 | 105,240 |
| European Cities by Picture #2 | 0 | - | 4.46 | 38,435 |
| Save Europeans by Guessing Countries | 0 | - | 4.86 | 216,953 |
| Asian Countries by First 2 Letters | 0 | - | 4.92 | 280,809 |
| African Countries by First 2 Letters | 0 | - | 4.96 | 269,478 |
| Former Countries by Territory Map | 0 | - | 4.96 | 104,026 |
| Empires by Maps | 0 | - | 4.98 | 122,260 |
| All Country Flags of the World | 0 | - | 5.00 | 3,717,496 |
| Oceania Map Quiz | 0 | - | 4.98 | 659,727 |
| Australian Capitals | 0 | - | 4.92 | 62,839 |
| Australian Animals By Picture | 0 | - | 4.45 | 31,788 |
| Three Real and One Fake - U.S. History | 0 | - | 4.33 | 25,849 |
| U.S. History Multiple Choice #2 | 0 | - | 4.33 | 25,127 |
| U.S. History Multiple Choice #1 | 0 | - | 4.29 | 22,291 |
| U.S. History Multiple Choice #4 | 0 | - | 4.24 | 25,668 |
| Top 10 Most Religious U.S. States | 0 | - | 4.32 | 19,442 |
| U.S. States with the Least Gun Ownership | 0 | - | 4.35 | 25,536 |
| Top 10 US States that Produce the Most Coal | 0 | - | 4.30 | 31,212 |
| U.S. States with Youngest Median Age | 0 | - | 4.32 | 20,639 |
| Top 10 U.S. States by Percent Born in State | 0 | - | 4.25 | 12,395 |
| Top 10 U.S. States by Percent Born out of State | 0 | - | 4.22 | 11,885 |
| U.S. States with the Most Workplace Fatalities | 0 | - | 4.09 | 9,599 |
| U.S. History Multiple Choice #5 | 0 | - | 4.26 | 11,600 |
| Count to 10 in Europe: Pro | 0 | - | 4.86 | 69,777 |
| Official European Union Languages | 0 | - | 4.97 | 239,881 |
| European Countries in their Native Language | 0 | - | 4.99 | 158,708 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 431,071 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,452,786 |
| Asia Map Quiz | 0 | - | 4.99 | 925,669 |
| Flags of the Middle East | 0 | - | 4.69 | 62,838 |
| Africa Map Quiz | 0 | - | 5.00 | 2,129,374 |
| Islands by Shape #2 | 0 | - | 4.88 | 59,559 |
| Countries by Road Signs | 0 | - | 4.98 | 54,385 |
| Circular Cutouts from a World Map | 0 | - | 4.98 | 62,165 |
| Country Flags Quiz #1 | 0 | - | 4.98 | 2,546,585 |
| Country Flags Quiz #2 | 0 | - | 4.99 | 1,097,542 |
| Country Flags Quiz #3 | 0 | - | 4.97 | 736,674 |
| Oceanian Capitals - Map Quiz | 0 | - | 4.96 | 51,509 |
| Australia Map Quiz | 0 | - | 4.95 | 346,260 |
| Largest Land Animals of the Americas | 0 | - | 4.39 | 20,323 |
| Mexico Country Quiz | 0 | - | 4.49 | 72,776 |
| South American Geography Quiz #2 | 0 | - | 4.41 | 44,208 |
| South American Geography Quiz #1 | 0 | - | 4.63 | 32,914 |
| South American Physical Geography | 0 | - | 4.58 | 18,407 |
| Which South American Country? | 0 | - | 4.69 | 52,128 |
| Word Chain - South America | 0 | - | 4.51 | 24,007 |
| Argentina Country Quiz | 0 | - | 4.53 | 57,822 |
| Brazil Country Quiz | 0 | - | 4.52 | 102,409 |
| Brazil Cities Map Quiz | 0 | - | 4.62 | 36,846 |
| Chile Country Quiz | 0 | - | 4.75 | 40,311 |
| Ecuador Country Quiz | 0 | - | 4.60 | 32,023 |
| Peru Country Quiz | 0 | - | 4.54 | 48,947 |
| El Salvador Country Quiz | 0 | - | 4.63 | 31,899 |
| Costa Rica Country Quiz | 0 | - | 4.75 | 32,354 |
| Cuba Country Quiz | 0 | - | 4.70 | 51,768 |
| Jamaica Country Quiz | 0 | - | 4.59 | 35,254 |
| Haiti Country Quiz | 0 | - | 4.79 | 32,823 |
| USA Tourist Attractions by Description #2 | 0 | - | 4.00 | 21,366 |
| American Inventions #1 | 0 | - | 3.62 | 31,538 |
| American Inventions #2 | 0 | - | 3.93 | 15,897 |
| Northernmost Major Cities in the U.S. | 0 | - | 4.38 | 48,951 |
| U.S. Cities with the Most Homeless People | 0 | - | 4.31 | 33,647 |
| Shrinking U.S. States | 0 | - | 4.38 | 40,424 |
